X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FSupport%2FTriple.cpp;h=4a4773e2f7e7e6866da576e122e0049e3ae04037;hb=678af17920c33ca7ec1178f861a62d540937ec35;hp=9621dd31f16159f8eccd50da132879d5c86dfbf3;hpb=0a85771de8abb4bb25f655f13a1ae429cd99e299;p=oota-llvm.git diff --git a/lib/Support/Triple.cpp b/lib/Support/Triple.cpp index 9621dd31f16..4a4773e2f7e 100644 --- a/lib/Support/Triple.cpp +++ b/lib/Support/Triple.cpp @@ -8,40 +8,51 @@ //===----------------------------------------------------------------------===// #include "llvm/ADT/Triple.h" +#include "llvm/ADT/STLExtras.h" #include "llvm/ADT/SmallString.h" #include "llvm/ADT/StringSwitch.h" -#include "llvm/ADT/STLExtras.h" #include "llvm/Support/ErrorHandling.h" #include using namespace llvm; const char *Triple::getArchTypeName(ArchType Kind) { switch (Kind) { - case InvalidArch: return ""; case UnknownArch: return "unknown"; - case arm: return "arm"; - case cellspu: return "cellspu"; - case hexagon: return "hexagon"; - case mips: return "mips"; - case mipsel: return "mipsel"; - case mips64: return "mips64"; - case mips64el:return "mips64el"; - case msp430: return "msp430"; - case ppc64: return "powerpc64"; - case ppc: return "powerpc"; - case sparc: return "sparc"; - case sparcv9: return "sparcv9"; - case tce: return "tce"; - case thumb: return "thumb"; - case x86: return "i386"; - case x86_64: return "x86_64"; - case xcore: return "xcore"; - case mblaze: return "mblaze"; - case ptx32: return "ptx32"; - case ptx64: return "ptx64"; - case le32: return "le32"; - case amdil: return "amdil"; + case aarch64: return "aarch64"; + case aarch64_be: return "aarch64_be"; + case arm: return "arm"; + case armeb: return "armeb"; + case hexagon: return "hexagon"; + case mips: return "mips"; + case mipsel: return "mipsel"; + case mips64: return "mips64"; + case mips64el: return "mips64el"; + case msp430: return "msp430"; + case ppc64: return "powerpc64"; + case ppc64le: return "powerpc64le"; + case ppc: return "powerpc"; + case r600: return "r600"; + case sparc: return "sparc"; + case sparcv9: return "sparcv9"; + case systemz: return "s390x"; + case tce: return "tce"; + case thumb: return "thumb"; + case thumbeb: return "thumbeb"; + case x86: return "i386"; + case x86_64: return "x86_64"; + case xcore: return "xcore"; + case nvptx: return "nvptx"; + case nvptx64: return "nvptx64"; + case le32: return "le32"; + case le64: return "le64"; + case amdil: return "amdil"; + case amdil64: return "amdil64"; + case hsail: return "hsail"; + case hsail64: return "hsail64"; + case spir: return "spir"; + case spir64: return "spir64"; + case kalimba: return "kalimba"; } llvm_unreachable("Invalid ArchType!"); @@ -50,32 +61,54 @@ const char *Triple::getArchTypeName(ArchType Kind) { const char *Triple::getArchTypePrefix(ArchType Kind) { switch (Kind) { default: - return 0; + return nullptr; - case arm: - case thumb: return "arm"; + case aarch64: + case aarch64_be: return "aarch64"; - case cellspu: return "spu"; + case arm: + case armeb: + case thumb: + case thumbeb: return "arm"; case ppc64: - case ppc: return "ppc"; + case ppc64le: + case ppc: return "ppc"; + + case mips: + case mipsel: + case mips64: + case mips64el: return "mips"; - case mblaze: return "mblaze"; + case hexagon: return "hexagon"; - case hexagon: return "hexagon"; + case r600: return "r600"; case sparcv9: - case sparc: return "sparc"; + case sparc: return "sparc"; + + case systemz: return "systemz"; case x86: - case x86_64: return "x86"; + case x86_64: return "x86"; + + case xcore: return "xcore"; + + case nvptx: return "nvptx"; + case nvptx64: return "nvptx"; + + case le32: return "le32"; + case le64: return "le64"; + + case amdil: + case amdil64: return "amdil"; - case xcore: return "xcore"; + case hsail: + case hsail64: return "hsail"; - case ptx32: return "ptx"; - case ptx64: return "ptx"; - case le32: return "le32"; - case amdil: return "amdil"; + case spir: + case spir64: return "spir"; + case kalimba: return "kalimba"; } } @@ -86,6 +119,14 @@ const char *Triple::getVendorTypeName(VendorType Kind) { case Apple: return "apple"; case PC: return "pc"; case SCEI: return "scei"; + case BGP: return "bgp"; + case BGQ: return "bgq"; + case Freescale: return "fsl"; + case IBM: return "ibm"; + case ImaginationTechnologies: return "img"; + case MipsTechnologies: return "mti"; + case NVIDIA: return "nvidia"; + case CSR: return "csr"; } llvm_unreachable("Invalid VendorType!"); @@ -95,8 +136,6 @@ const char *Triple::getOSTypeName(OSType Kind) { switch (Kind) { case UnknownOS: return "unknown"; - case AuroraUX: return "auroraux"; - case Cygwin: return "cygwin"; case Darwin: return "darwin"; case DragonFly: return "dragonfly"; case FreeBSD: return "freebsd"; @@ -105,16 +144,19 @@ const char *Triple::getOSTypeName(OSType Kind) { case Linux: return "linux"; case Lv2: return "lv2"; case MacOSX: return "macosx"; - case MinGW32: return "mingw32"; case NetBSD: return "netbsd"; case OpenBSD: return "openbsd"; - case Psp: return "psp"; case Solaris: return "solaris"; - case Win32: return "win32"; + case Win32: return "windows"; case Haiku: return "haiku"; case Minix: return "minix"; case RTEMS: return "rtems"; - case NativeClient: return "nacl"; + case NaCl: return "nacl"; + case CNK: return "cnk"; + case Bitrig: return "bitrig"; + case AIX: return "aix"; + case CUDA: return "cuda"; + case NVCL: return "nvcl"; } llvm_unreachable("Invalid OSType"); @@ -126,9 +168,14 @@ const char *Triple::getEnvironmentTypeName(EnvironmentType Kind) { case GNU: return "gnu"; case GNUEABIHF: return "gnueabihf"; case GNUEABI: return "gnueabi"; + case GNUX32: return "gnux32"; + case CODE16: return "code16"; case EABI: return "eabi"; - case MachO: return "macho"; - case ANDROIDEABI: return "androideabi"; + case EABIHF: return "eabihf"; + case Android: return "android"; + case MSVC: return "msvc"; + case Itanium: return "itanium"; + case Cygnus: return "cygnus"; } llvm_unreachable("Invalid EnvironmentType!"); @@ -136,8 +183,11 @@ const char *Triple::getEnvironmentTypeName(EnvironmentType Kind) { Triple::ArchType Triple::getArchTypeForLLVMName(StringRef Name) { return StringSwitch(Name) + .Case("aarch64", aarch64) + .Case("aarch64_be", aarch64_be) + .Case("arm64", aarch64) // "arm64" is an alias for "aarch64" .Case("arm", arm) - .Case("cellspu", cellspu) + .Case("armeb", armeb) .Case("mips", mips) .Case("mipsel", mipsel) .Case("mips64", mips64) @@ -146,171 +196,283 @@ Triple::ArchType Triple::getArchTypeForLLVMName(StringRef Name) { .Case("ppc64", ppc64) .Case("ppc32", ppc) .Case("ppc", ppc) - .Case("mblaze", mblaze) + .Case("ppc64le", ppc64le) + .Case("r600", r600) .Case("hexagon", hexagon) .Case("sparc", sparc) .Case("sparcv9", sparcv9) + .Case("systemz", systemz) .Case("tce", tce) .Case("thumb", thumb) + .Case("thumbeb", thumbeb) .Case("x86", x86) .Case("x86-64", x86_64) .Case("xcore", xcore) - .Case("ptx32", ptx32) - .Case("ptx64", ptx64) + .Case("nvptx", nvptx) + .Case("nvptx64", nvptx64) .Case("le32", le32) + .Case("le64", le64) .Case("amdil", amdil) + .Case("amdil64", amdil64) + .Case("hsail", hsail) + .Case("hsail64", hsail64) + .Case("spir", spir) + .Case("spir64", spir64) + .Case("kalimba", kalimba) .Default(UnknownArch); } -Triple::ArchType Triple::getArchTypeForDarwinArchName(StringRef Str) { - // See arch(3) and llvm-gcc's driver-driver.c. We don't implement support for - // archs which Darwin doesn't use. - - // The matching this routine does is fairly pointless, since it is neither the - // complete architecture list, nor a reasonable subset. The problem is that - // historically the driver driver accepts this and also ties its -march= - // handling to the architecture name, so we need to be careful before removing - // support for it. - - // This code must be kept in sync with Clang's Darwin specific argument - // translation. - - return StringSwitch(Str) - .Cases("ppc", "ppc601", "ppc603", "ppc604", "ppc604e", Triple::ppc) - .Cases("ppc750", "ppc7400", "ppc7450", "ppc970", Triple::ppc) - .Case("ppc64", Triple::ppc64) - .Cases("i386", "i486", "i486SX", "i586", "i686", Triple::x86) - .Cases("pentium", "pentpro", "pentIIm3", "pentIIm5", "pentium4", - Triple::x86) - .Case("x86_64", Triple::x86_64) - // This is derived from the driver driver. - .Cases("arm", "armv4t", "armv5", "armv6", Triple::arm) - .Cases("armv7", "armv7f", "armv7k", "armv7s", "xscale", Triple::arm) - .Case("ptx32", Triple::ptx32) - .Case("ptx64", Triple::ptx64) +static Triple::ArchType parseARMArch(StringRef ArchName) { + size_t offset = StringRef::npos; + Triple::ArchType arch = Triple::UnknownArch; + bool isThumb = ArchName.startswith("thumb"); + + if (ArchName.equals("arm")) + return Triple::arm; + if (ArchName.equals("armeb")) + return Triple::armeb; + if (ArchName.equals("thumb")) + return Triple::thumb; + if (ArchName.equals("thumbeb")) + return Triple::thumbeb; + if (ArchName.equals("arm64") || ArchName.equals("aarch64")) + return Triple::aarch64; + if (ArchName.equals("aarch64_be")) + return Triple::aarch64_be; + + if (ArchName.startswith("armv")) { + offset = 3; + arch = Triple::arm; + } else if (ArchName.startswith("armebv")) { + offset = 5; + arch = Triple::armeb; + } else if (ArchName.startswith("thumbv")) { + offset = 5; + arch = Triple::thumb; + } else if (ArchName.startswith("thumbebv")) { + offset = 7; + arch = Triple::thumbeb; + } + return StringSwitch(ArchName.substr(offset)) + .Cases("v2", "v2a", isThumb ? Triple::UnknownArch : arch) + .Cases("v3", "v3m", isThumb ? Triple::UnknownArch : arch) + .Cases("v4", "v4t", arch) + .Cases("v5", "v5e", "v5t", "v5te", "v5tej", arch) + .Cases("v6", "v6j", "v6k", "v6m", arch) + .Cases("v6t2", "v6z", "v6zk", arch) + .Cases("v7", "v7a", "v7em", "v7l", arch) + .Cases("v7m", "v7r", "v7s", arch) + .Cases("v8", "v8a", arch) + .Default(Triple::UnknownArch); +} + +static Triple::ArchType parseArch(StringRef ArchName) { + return StringSwitch(ArchName) + .Cases("i386", "i486", "i586", "i686", Triple::x86) + // FIXME: Do we need to support these? + .Cases("i786", "i886", "i986", Triple::x86) + .Cases("amd64", "x86_64", "x86_64h", Triple::x86_64) + .Case("powerpc", Triple::ppc) + .Cases("powerpc64", "ppu", Triple::ppc64) + .Case("powerpc64le", Triple::ppc64le) + .Case("xscale", Triple::arm) + .StartsWith("arm", parseARMArch(ArchName)) + .StartsWith("thumb", parseARMArch(ArchName)) + .StartsWith("aarch64", parseARMArch(ArchName)) + .Case("msp430", Triple::msp430) + .Cases("mips", "mipseb", "mipsallegrex", Triple::mips) + .Cases("mipsel", "mipsallegrexel", Triple::mipsel) + .Cases("mips64", "mips64eb", Triple::mips64) + .Case("mips64el", Triple::mips64el) + .Case("r600", Triple::r600) + .Case("hexagon", Triple::hexagon) + .Case("s390x", Triple::systemz) + .Case("sparc", Triple::sparc) + .Cases("sparcv9", "sparc64", Triple::sparcv9) + .Case("tce", Triple::tce) + .Case("xcore", Triple::xcore) + .Case("nvptx", Triple::nvptx) + .Case("nvptx64", Triple::nvptx64) + .Case("le32", Triple::le32) + .Case("le64", Triple::le64) .Case("amdil", Triple::amdil) + .Case("amdil64", Triple::amdil64) + .Case("hsail", Triple::hsail) + .Case("hsail64", Triple::hsail64) + .Case("spir", Triple::spir) + .Case("spir64", Triple::spir64) + .StartsWith("kalimba", Triple::kalimba) .Default(Triple::UnknownArch); } -// Returns architecture name that is understood by the target assembler. -const char *Triple::getArchNameForAssembler() { - if (!isOSDarwin() && getVendor() != Triple::Apple) - return NULL; - - return StringSwitch(getArchName()) - .Case("i386", "i386") - .Case("x86_64", "x86_64") - .Case("powerpc", "ppc") - .Case("powerpc64", "ppc64") - .Cases("mblaze", "microblaze", "mblaze") - .Case("arm", "arm") - .Cases("armv4t", "thumbv4t", "armv4t") - .Cases("armv5", "armv5e", "thumbv5", "thumbv5e", "armv5") - .Cases("armv6", "thumbv6", "armv6") - .Cases("armv7", "thumbv7", "armv7") - .Case("ptx32", "ptx32") - .Case("ptx64", "ptx64") - .Case("le32", "le32") - .Case("amdil", "amdil") - .Default(NULL); +static Triple::VendorType parseVendor(StringRef VendorName) { + return StringSwitch(VendorName) + .Case("apple", Triple::Apple) + .Case("pc", Triple::PC) + .Case("scei", Triple::SCEI) + .Case("bgp", Triple::BGP) + .Case("bgq", Triple::BGQ) + .Case("fsl", Triple::Freescale) + .Case("ibm", Triple::IBM) + .Case("img", Triple::ImaginationTechnologies) + .Case("mti", Triple::MipsTechnologies) + .Case("nvidia", Triple::NVIDIA) + .Case("csr", Triple::CSR) + .Default(Triple::UnknownVendor); } -// +static Triple::OSType parseOS(StringRef OSName) { + return StringSwitch(OSName) + .StartsWith("darwin", Triple::Darwin) + .StartsWith("dragonfly", Triple::DragonFly) + .StartsWith("freebsd", Triple::FreeBSD) + .StartsWith("ios", Triple::IOS) + .StartsWith("kfreebsd", Triple::KFreeBSD) + .StartsWith("linux", Triple::Linux) + .StartsWith("lv2", Triple::Lv2) + .StartsWith("macosx", Triple::MacOSX) + .StartsWith("netbsd", Triple::NetBSD) + .StartsWith("openbsd", Triple::OpenBSD) + .StartsWith("solaris", Triple::Solaris) + .StartsWith("win32", Triple::Win32) + .StartsWith("windows", Triple::Win32) + .StartsWith("haiku", Triple::Haiku) + .StartsWith("minix", Triple::Minix) + .StartsWith("rtems", Triple::RTEMS) + .StartsWith("nacl", Triple::NaCl) + .StartsWith("cnk", Triple::CNK) + .StartsWith("bitrig", Triple::Bitrig) + .StartsWith("aix", Triple::AIX) + .StartsWith("cuda", Triple::CUDA) + .StartsWith("nvcl", Triple::NVCL) + .Default(Triple::UnknownOS); +} -Triple::ArchType Triple::ParseArch(StringRef ArchName) { - return StringSwitch(ArchName) - .Cases("i386", "i486", "i586", "i686", x86) - .Cases("i786", "i886", "i986", x86) // FIXME: Do we need to support these? - .Cases("amd64", "x86_64", x86_64) - .Case("powerpc", ppc) - .Cases("powerpc64", "ppu", ppc64) - .Case("mblaze", mblaze) - .Cases("arm", "xscale", arm) - // FIXME: It would be good to replace these with explicit names for all the - // various suffixes supported. - .StartsWith("armv", arm) - .Case("thumb", thumb) - .StartsWith("thumbv", thumb) - .Cases("spu", "cellspu", cellspu) - .Case("msp430", msp430) - .Cases("mips", "mipseb", "mipsallegrex", mips) - .Cases("mipsel", "mipsallegrexel", "psp", mipsel) - .Cases("mips64", "mips64eb", mips64) - .Case("mips64el", mips64el) - .Case("hexagon", hexagon) - .Case("sparc", sparc) - .Case("sparcv9", sparcv9) - .Case("tce", tce) - .Case("xcore", xcore) - .Case("ptx32", ptx32) - .Case("ptx64", ptx64) - .Case("le32", le32) - .Case("amdil", amdil) - .Default(UnknownArch); +static Triple::EnvironmentType parseEnvironment(StringRef EnvironmentName) { + return StringSwitch(EnvironmentName) + .StartsWith("eabihf", Triple::EABIHF) + .StartsWith("eabi", Triple::EABI) + .StartsWith("gnueabihf", Triple::GNUEABIHF) + .StartsWith("gnueabi", Triple::GNUEABI) + .StartsWith("gnux32", Triple::GNUX32) + .StartsWith("code16", Triple::CODE16) + .StartsWith("gnu", Triple::GNU) + .StartsWith("android", Triple::Android) + .StartsWith("msvc", Triple::MSVC) + .StartsWith("itanium", Triple::Itanium) + .StartsWith("cygnus", Triple::Cygnus) + .Default(Triple::UnknownEnvironment); +} + +static Triple::ObjectFormatType parseFormat(StringRef EnvironmentName) { + return StringSwitch(EnvironmentName) + .EndsWith("coff", Triple::COFF) + .EndsWith("elf", Triple::ELF) + .EndsWith("macho", Triple::MachO) + .Default(Triple::UnknownObjectFormat); +} + +static Triple::SubArchType parseSubArch(StringRef SubArchName) { + return StringSwitch(SubArchName) + .EndsWith("v8", Triple::ARMSubArch_v8) + .EndsWith("v8a", Triple::ARMSubArch_v8) + .EndsWith("v7", Triple::ARMSubArch_v7) + .EndsWith("v7a", Triple::ARMSubArch_v7) + .EndsWith("v7em", Triple::ARMSubArch_v7em) + .EndsWith("v7l", Triple::ARMSubArch_v7) + .EndsWith("v7m", Triple::ARMSubArch_v7m) + .EndsWith("v7r", Triple::ARMSubArch_v7) + .EndsWith("v7s", Triple::ARMSubArch_v7s) + .EndsWith("v6", Triple::ARMSubArch_v6) + .EndsWith("v6m", Triple::ARMSubArch_v6m) + .EndsWith("v6t2", Triple::ARMSubArch_v6t2) + .EndsWith("v5", Triple::ARMSubArch_v5) + .EndsWith("v5e", Triple::ARMSubArch_v5) + .EndsWith("v5t", Triple::ARMSubArch_v5) + .EndsWith("v5te", Triple::ARMSubArch_v5te) + .EndsWith("v4t", Triple::ARMSubArch_v4t) + .EndsWith("kalimba3", Triple::KalimbaSubArch_v3) + .EndsWith("kalimba4", Triple::KalimbaSubArch_v4) + .EndsWith("kalimba5", Triple::KalimbaSubArch_v5) + .Default(Triple::NoSubArch); +} + +static const char *getObjectFormatTypeName(Triple::ObjectFormatType Kind) { + switch (Kind) { + case Triple::UnknownObjectFormat: return ""; + case Triple::COFF: return "coff"; + case Triple::ELF: return "elf"; + case Triple::MachO: return "macho"; + } + llvm_unreachable("unknown object format type"); } -Triple::VendorType Triple::ParseVendor(StringRef VendorName) { - return StringSwitch(VendorName) - .Case("apple", Apple) - .Case("pc", PC) - .Case("scei", SCEI) - .Default(UnknownVendor); -} - -Triple::OSType Triple::ParseOS(StringRef OSName) { - return StringSwitch(OSName) - .StartsWith("auroraux", AuroraUX) - .StartsWith("cygwin", Cygwin) - .StartsWith("darwin", Darwin) - .StartsWith("dragonfly", DragonFly) - .StartsWith("freebsd", FreeBSD) - .StartsWith("ios", IOS) - .StartsWith("kfreebsd", KFreeBSD) - .StartsWith("linux", Linux) - .StartsWith("lv2", Lv2) - .StartsWith("macosx", MacOSX) - .StartsWith("mingw32", MinGW32) - .StartsWith("netbsd", NetBSD) - .StartsWith("openbsd", OpenBSD) - .StartsWith("psp", Psp) - .StartsWith("solaris", Solaris) - .StartsWith("win32", Win32) - .StartsWith("haiku", Haiku) - .StartsWith("minix", Minix) - .StartsWith("rtems", RTEMS) - .StartsWith("nacl", NativeClient) - .Default(UnknownOS); -} - -Triple::EnvironmentType Triple::ParseEnvironment(StringRef EnvironmentName) { - return StringSwitch(EnvironmentName) - .StartsWith("eabi", EABI) - .StartsWith("gnueabihf", GNUEABIHF) - .StartsWith("gnueabi", GNUEABI) - .StartsWith("gnu", GNU) - .StartsWith("macho", MachO) - .StartsWith("androideabi", ANDROIDEABI) - .Default(UnknownEnvironment); -} - -void Triple::Parse() const { - assert(!isInitialized() && "Invalid parse call."); - - Arch = ParseArch(getArchName()); - Vendor = ParseVendor(getVendorName()); - OS = ParseOS(getOSName()); - Environment = ParseEnvironment(getEnvironmentName()); - - assert(isInitialized() && "Failed to initialize!"); +static Triple::ObjectFormatType getDefaultFormat(const Triple &T) { + if (T.isOSDarwin()) + return Triple::MachO; + else if (T.isOSWindows()) + return Triple::COFF; + return Triple::ELF; +} + +/// \brief Construct a triple from the string representation provided. +/// +/// This stores the string representation and parses the various pieces into +/// enum members. +Triple::Triple(const Twine &Str) + : Data(Str.str()), + Arch(parseArch(getArchName())), + SubArch(parseSubArch(getArchName())), + Vendor(parseVendor(getVendorName())), + OS(parseOS(getOSName())), + Environment(parseEnvironment(getEnvironmentName())), + ObjectFormat(parseFormat(getEnvironmentName())) { + if (ObjectFormat == Triple::UnknownObjectFormat) + ObjectFormat = getDefaultFormat(*this); +} + +/// \brief Construct a triple from string representations of the architecture, +/// vendor, and OS. +/// +/// This joins each argument into a canonical string representation and parses +/// them into enum members. It leaves the environment unknown and omits it from +/// the string representation. +Triple::Triple(const Twine &ArchStr, const Twine &VendorStr, const Twine &OSStr) + : Data((ArchStr + Twine('-') + VendorStr + Twine('-') + OSStr).str()), + Arch(parseArch(ArchStr.str())), + SubArch(parseSubArch(ArchStr.str())), + Vendor(parseVendor(VendorStr.str())), + OS(parseOS(OSStr.str())), + Environment(), ObjectFormat(Triple::UnknownObjectFormat) { + ObjectFormat = getDefaultFormat(*this); +} + +/// \brief Construct a triple from string representations of the architecture, +/// vendor, OS, and environment. +/// +/// This joins each argument into a canonical string representation and parses +/// them into enum members. +Triple::Triple(const Twine &ArchStr, const Twine &VendorStr, const Twine &OSStr, + const Twine &EnvironmentStr) + : Data((ArchStr + Twine('-') + VendorStr + Twine('-') + OSStr + Twine('-') + + EnvironmentStr).str()), + Arch(parseArch(ArchStr.str())), + SubArch(parseSubArch(ArchStr.str())), + Vendor(parseVendor(VendorStr.str())), + OS(parseOS(OSStr.str())), + Environment(parseEnvironment(EnvironmentStr.str())), + ObjectFormat(parseFormat(EnvironmentStr.str())) { + if (ObjectFormat == Triple::UnknownObjectFormat) + ObjectFormat = getDefaultFormat(*this); } std::string Triple::normalize(StringRef Str) { + bool IsMinGW32 = false; + bool IsCygwin = false; + // Parse into components. SmallVector Components; - for (size_t First = 0, Last = 0; Last != StringRef::npos; First = Last + 1) { - Last = Str.find('-', First); - Components.push_back(Str.slice(First, Last)); - } + Str.split(Components, "-"); // If the first component corresponds to a known architecture, preferentially // use it for the architecture. If the second component corresponds to a @@ -319,16 +481,22 @@ std::string Triple::normalize(StringRef Str) { // valid os. ArchType Arch = UnknownArch; if (Components.size() > 0) - Arch = ParseArch(Components[0]); + Arch = parseArch(Components[0]); VendorType Vendor = UnknownVendor; if (Components.size() > 1) - Vendor = ParseVendor(Components[1]); + Vendor = parseVendor(Components[1]); OSType OS = UnknownOS; - if (Components.size() > 2) - OS = ParseOS(Components[2]); + if (Components.size() > 2) { + OS = parseOS(Components[2]); + IsCygwin = Components[2].startswith("cygwin"); + IsMinGW32 = Components[2].startswith("mingw"); + } EnvironmentType Environment = UnknownEnvironment; if (Components.size() > 3) - Environment = ParseEnvironment(Components[3]); + Environment = parseEnvironment(Components[3]); + ObjectFormatType ObjectFormat = UnknownObjectFormat; + if (Components.size() > 4) + ObjectFormat = parseFormat(Components[4]); // Note which components are already in their final position. These will not // be moved. @@ -356,20 +524,26 @@ std::string Triple::normalize(StringRef Str) { switch (Pos) { default: llvm_unreachable("unexpected component type!"); case 0: - Arch = ParseArch(Comp); + Arch = parseArch(Comp); Valid = Arch != UnknownArch; break; case 1: - Vendor = ParseVendor(Comp); + Vendor = parseVendor(Comp); Valid = Vendor != UnknownVendor; break; case 2: - OS = ParseOS(Comp); - Valid = OS != UnknownOS; + OS = parseOS(Comp); + IsCygwin = Comp.startswith("cygwin"); + IsMinGW32 = Comp.startswith("mingw"); + Valid = OS != UnknownOS || IsCygwin || IsMinGW32; break; case 3: - Environment = ParseEnvironment(Comp); + Environment = parseEnvironment(Comp); Valid = Environment != UnknownEnvironment; + if (!Valid) { + ObjectFormat = parseFormat(Comp); + Valid = ObjectFormat != UnknownObjectFormat; + } break; } if (!Valid) @@ -389,7 +563,8 @@ std::string Triple::normalize(StringRef Str) { // components to the right. for (unsigned i = Pos; !CurrentComponent.empty(); ++i) { // Skip over any fixed components. - while (i < array_lengthof(Found) && Found[i]) ++i; + while (i < array_lengthof(Found) && Found[i]) + ++i; // Place the component at the new position, getting the component // that was at this position - it will be moved right. std::swap(CurrentComponent, Components[i]); @@ -417,7 +592,8 @@ std::string Triple::normalize(StringRef Str) { Components.push_back(CurrentComponent); // Advance Idx to the component's new position. - while (++Idx < array_lengthof(Found) && Found[Idx]) {} + while (++Idx < array_lengthof(Found) && Found[Idx]) + ; } while (Idx < Pos); // Add more until the final position is reached. } assert(Pos < Components.size() && Components[Pos] == Comp && @@ -430,6 +606,32 @@ std::string Triple::normalize(StringRef Str) { // Special case logic goes here. At this point Arch, Vendor and OS have the // correct values for the computed components. + if (OS == Triple::Win32) { + Components.resize(4); + Components[2] = "windows"; + if (Environment == UnknownEnvironment) { + if (ObjectFormat == UnknownObjectFormat || ObjectFormat == Triple::COFF) + Components[3] = "msvc"; + else + Components[3] = getObjectFormatTypeName(ObjectFormat); + } + } else if (IsMinGW32) { + Components.resize(4); + Components[2] = "windows"; + Components[3] = "gnu"; + } else if (IsCygwin) { + Components.resize(4); + Components[2] = "windows"; + Components[3] = "cygnus"; + } + if (IsMinGW32 || IsCygwin || + (OS == Triple::Win32 && Environment != UnknownEnvironment)) { + if (ObjectFormat != UnknownObjectFormat && ObjectFormat != Triple::COFF) { + Components.resize(5); + Components[4] = getObjectFormatTypeName(ObjectFormat); + } + } + // Stick the corrected components back together to form the normalized string. std::string Normalized; for (unsigned i = 0, e = Components.size(); i != e; ++i) { @@ -546,9 +748,31 @@ bool Triple::getMacOSXVersion(unsigned &Major, unsigned &Minor, return true; } +void Triple::getiOSVersion(unsigned &Major, unsigned &Minor, + unsigned &Micro) const { + switch (getOS()) { + default: llvm_unreachable("unexpected OS for Darwin triple"); + case Darwin: + case MacOSX: + // Ignore the version from the triple. This is only handled because the + // the clang driver combines OS X and IOS support into a common Darwin + // toolchain that wants to know the iOS version number even when targeting + // OS X. + Major = 5; + Minor = 0; + Micro = 0; + break; + case IOS: + getOSVersion(Major, Minor, Micro); + // Default to 5.0 (or 7.0 for arm64). + if (Major == 0) + Major = (getArch() == aarch64) ? 7 : 5; + break; + } +} + void Triple::setTriple(const Twine &Str) { - Data = Str.str(); - Arch = InvalidArch; + *this = Triple(Str); } void Triple::setArch(ArchType Kind) { @@ -567,6 +791,14 @@ void Triple::setEnvironment(EnvironmentType Kind) { setEnvironmentName(getEnvironmentTypeName(Kind)); } +void Triple::setObjectFormat(ObjectFormatType Kind) { + if (Environment == UnknownEnvironment) + return setEnvironmentName(getObjectFormatTypeName(Kind)); + + setEnvironmentName((getEnvironmentTypeName(Environment) + Twine("-") + + getObjectFormatTypeName(Kind)).str()); +} + void Triple::setArchName(StringRef Str) { // Work around a miscompilation bug for Twines in gcc 4.0.3. SmallString<64> Triple; @@ -602,35 +834,46 @@ void Triple::setOSAndEnvironmentName(StringRef Str) { static unsigned getArchPointerBitWidth(llvm::Triple::ArchType Arch) { switch (Arch) { case llvm::Triple::UnknownArch: - case llvm::Triple::InvalidArch: return 0; case llvm::Triple::msp430: return 16; - case llvm::Triple::amdil: case llvm::Triple::arm: - case llvm::Triple::cellspu: + case llvm::Triple::armeb: case llvm::Triple::hexagon: case llvm::Triple::le32: - case llvm::Triple::mblaze: case llvm::Triple::mips: case llvm::Triple::mipsel: + case llvm::Triple::nvptx: case llvm::Triple::ppc: - case llvm::Triple::ptx32: + case llvm::Triple::r600: case llvm::Triple::sparc: case llvm::Triple::tce: case llvm::Triple::thumb: + case llvm::Triple::thumbeb: case llvm::Triple::x86: case llvm::Triple::xcore: + case llvm::Triple::amdil: + case llvm::Triple::hsail: + case llvm::Triple::spir: + case llvm::Triple::kalimba: return 32; + case llvm::Triple::aarch64: + case llvm::Triple::aarch64_be: + case llvm::Triple::le64: case llvm::Triple::mips64: case llvm::Triple::mips64el: + case llvm::Triple::nvptx64: case llvm::Triple::ppc64: - case llvm::Triple::ptx64: + case llvm::Triple::ppc64le: case llvm::Triple::sparcv9: + case llvm::Triple::systemz: case llvm::Triple::x86_64: + case llvm::Triple::amdil64: + case llvm::Triple::hsail64: + case llvm::Triple::spir64: return 64; } llvm_unreachable("Invalid architecture value"); @@ -652,35 +895,46 @@ Triple Triple::get32BitArchVariant() const { Triple T(*this); switch (getArch()) { case Triple::UnknownArch: - case Triple::InvalidArch: + case Triple::aarch64: + case Triple::aarch64_be: case Triple::msp430: + case Triple::systemz: + case Triple::ppc64le: T.setArch(UnknownArch); break; case Triple::amdil: + case Triple::hsail: + case Triple::spir: case Triple::arm: - case Triple::cellspu: + case Triple::armeb: case Triple::hexagon: + case Triple::kalimba: case Triple::le32: - case Triple::mblaze: case Triple::mips: case Triple::mipsel: + case Triple::nvptx: case Triple::ppc: - case Triple::ptx32: + case Triple::r600: case Triple::sparc: case Triple::tce: case Triple::thumb: + case Triple::thumbeb: case Triple::x86: case Triple::xcore: // Already 32-bit. break; + case Triple::le64: T.setArch(Triple::le32); break; case Triple::mips64: T.setArch(Triple::mips); break; case Triple::mips64el: T.setArch(Triple::mipsel); break; - case Triple::ppc64: T.setArch(Triple::ppc); break; - case Triple::ptx64: T.setArch(Triple::ptx32); break; + case Triple::nvptx64: T.setArch(Triple::nvptx); break; + case Triple::ppc64: T.setArch(Triple::ppc); break; case Triple::sparcv9: T.setArch(Triple::sparc); break; case Triple::x86_64: T.setArch(Triple::x86); break; + case Triple::amdil64: T.setArch(Triple::amdil); break; + case Triple::hsail64: T.setArch(Triple::hsail); break; + case Triple::spir64: T.setArch(Triple::spir); break; } return T; } @@ -688,36 +942,130 @@ Triple Triple::get32BitArchVariant() const { Triple Triple::get64BitArchVariant() const { Triple T(*this); switch (getArch()) { - case Triple::InvalidArch: case Triple::UnknownArch: - case Triple::amdil: case Triple::arm: - case Triple::cellspu: + case Triple::armeb: case Triple::hexagon: - case Triple::le32: - case Triple::mblaze: + case Triple::kalimba: case Triple::msp430: + case Triple::r600: case Triple::tce: case Triple::thumb: + case Triple::thumbeb: case Triple::xcore: T.setArch(UnknownArch); break; + case Triple::aarch64: + case Triple::aarch64_be: + case Triple::le64: + case Triple::amdil64: + case Triple::hsail64: + case Triple::spir64: case Triple::mips64: case Triple::mips64el: + case Triple::nvptx64: case Triple::ppc64: - case Triple::ptx64: + case Triple::ppc64le: case Triple::sparcv9: + case Triple::systemz: case Triple::x86_64: // Already 64-bit. break; + case Triple::le32: T.setArch(Triple::le64); break; case Triple::mips: T.setArch(Triple::mips64); break; case Triple::mipsel: T.setArch(Triple::mips64el); break; + case Triple::nvptx: T.setArch(Triple::nvptx64); break; case Triple::ppc: T.setArch(Triple::ppc64); break; - case Triple::ptx32: T.setArch(Triple::ptx64); break; case Triple::sparc: T.setArch(Triple::sparcv9); break; case Triple::x86: T.setArch(Triple::x86_64); break; + case Triple::amdil: T.setArch(Triple::amdil64); break; + case Triple::hsail: T.setArch(Triple::hsail64); break; + case Triple::spir: T.setArch(Triple::spir64); break; } return T; } + +// FIXME: tblgen this. +const char *Triple::getARMCPUForArch(StringRef MArch) const { + if (MArch.empty()) + MArch = getArchName(); + + switch (getOS()) { + case llvm::Triple::FreeBSD: + case llvm::Triple::NetBSD: + if (MArch == "armv6") + return "arm1176jzf-s"; + break; + case llvm::Triple::Win32: + // FIXME: this is invalid for WindowsCE + return "cortex-a9"; + default: + break; + } + + const char *result = nullptr; + size_t offset = StringRef::npos; + if (MArch.startswith("arm")) + offset = 3; + if (MArch.startswith("thumb")) + offset = 5; + if (offset != StringRef::npos && MArch.substr(offset, 2) == "eb") + offset += 2; + if (offset != StringRef::npos) + result = llvm::StringSwitch(MArch.substr(offset)) + .Cases("v2", "v2a", "arm2") + .Case("v3", "arm6") + .Case("v3m", "arm7m") + .Case("v4", "strongarm") + .Case("v4t", "arm7tdmi") + .Cases("v5", "v5t", "arm10tdmi") + .Cases("v5e", "v5te", "arm1022e") + .Case("v5tej", "arm926ej-s") + .Cases("v6", "v6k", "arm1136jf-s") + .Case("v6j", "arm1136j-s") + .Cases("v6z", "v6zk", "arm1176jzf-s") + .Case("v6t2", "arm1156t2-s") + .Cases("v6m", "v6-m", "cortex-m0") + .Cases("v7", "v7a", "v7-a", "v7l", "v7-l", "cortex-a8") + .Cases("v7s", "v7-s", "swift") + .Cases("v7r", "v7-r", "cortex-r4") + .Cases("v7m", "v7-m", "cortex-m3") + .Cases("v7em", "v7e-m", "cortex-m4") + .Cases("v8", "v8a", "v8-a", "cortex-a53") + .Default(nullptr); + else + result = llvm::StringSwitch(MArch) + .Case("ep9312", "ep9312") + .Case("iwmmxt", "iwmmxt") + .Case("xscale", "xscale") + .Default(nullptr); + + if (result) + return result; + + // If all else failed, return the most base CPU with thumb interworking + // supported by LLVM. + // FIXME: Should warn once that we're falling back. + switch (getOS()) { + case llvm::Triple::NetBSD: + switch (getEnvironment()) { + case llvm::Triple::GNUEABIHF: + case llvm::Triple::GNUEABI: + case llvm::Triple::EABIHF: + case llvm::Triple::EABI: + return "arm926ej-s"; + default: + return "strongarm"; + } + default: + switch (getEnvironment()) { + case llvm::Triple::EABIHF: + case llvm::Triple::GNUEABIHF: + return "arm1176jzf-s"; + default: + return "arm7tdmi"; + } + } +}