//===----------------------------------------------------------------------===//
#include "llvm/ADT/Triple.h"
-#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/STLExtras.h"
+#include "llvm/ADT/SmallString.h"
+#include "llvm/ADT/StringSwitch.h"
+#include "llvm/Support/ErrorHandling.h"
#include <cstring>
using namespace llvm;
const char *Triple::getArchTypeName(ArchType Kind) {
switch (Kind) {
- case InvalidArch: return "<invalid>";
case UnknownArch: return "unknown";
- case alpha: return "alpha";
- case arm: return "arm";
- case bfin: return "bfin";
- case cellspu: return "cellspu";
- case mips: return "mips";
- case mipsel: return "mipsel";
- case msp430: return "msp430";
- case ppc64: return "powerpc64";
- case ppc: return "powerpc";
- case sparc: return "sparc";
- case sparcv9: return "sparcv9";
- case systemz: return "s390x";
- 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 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";
}
- return "<invalid>";
+ llvm_unreachable("Invalid ArchType!");
}
const char *Triple::getArchTypePrefix(ArchType Kind) {
switch (Kind) {
default:
- return 0;
+ return nullptr;
- case alpha: return "alpha";
+ case aarch64:
+ case aarch64_be: return "aarch64";
case arm:
- case thumb: return "arm";
+ case armeb:
+ case thumb:
+ case thumbeb: return "arm";
- case bfin: return "bfin";
+ case ppc64:
+ case ppc64le:
+ case ppc: return "ppc";
- case cellspu: return "spu";
+ case mips:
+ case mipsel:
+ case mips64:
+ case mips64el: return "mips";
- case ppc64:
- case ppc: return "ppc";
+ case hexagon: return "hexagon";
- case mblaze: return "mblaze";
+ 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 spir:
+ case spir64: return "spir";
+ case kalimba: return "kalimba";
}
}
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";
}
- return "<invalid>";
+ llvm_unreachable("Invalid VendorType!");
}
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";
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 NaCl: return "nacl";
+ case CNK: return "cnk";
+ case Bitrig: return "bitrig";
+ case AIX: return "aix";
+ case CUDA: return "cuda";
+ case NVCL: return "nvcl";
}
- return "<invalid>";
+ llvm_unreachable("Invalid OSType");
}
const char *Triple::getEnvironmentTypeName(EnvironmentType Kind) {
switch (Kind) {
case UnknownEnvironment: return "unknown";
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 EABIHF: return "eabihf";
+ case Android: return "android";
+ case MSVC: return "msvc";
+ case Itanium: return "itanium";
+ case Cygnus: return "cygnus";
}
- return "<invalid>";
+ llvm_unreachable("Invalid EnvironmentType!");
}
Triple::ArchType Triple::getArchTypeForLLVMName(StringRef Name) {
- if (Name == "alpha")
- return alpha;
- if (Name == "arm")
- return arm;
- if (Name == "bfin")
- return bfin;
- if (Name == "cellspu")
- return cellspu;
- if (Name == "mips")
- return mips;
- if (Name == "mipsel")
- return mipsel;
- if (Name == "msp430")
- return msp430;
- if (Name == "ppc64")
- return ppc64;
- if (Name == "ppc32")
- return ppc;
- if (Name == "ppc")
- return ppc;
- if (Name == "mblaze")
- return mblaze;
- if (Name == "sparc")
- return sparc;
- if (Name == "sparcv9")
- return sparcv9;
- if (Name == "systemz")
- return systemz;
- if (Name == "tce")
- return tce;
- if (Name == "thumb")
- return thumb;
- if (Name == "x86")
- return x86;
- if (Name == "x86-64")
- return x86_64;
- if (Name == "xcore")
- return xcore;
- if (Name == "ptx32")
- return ptx32;
- if (Name == "ptx64")
- return ptx64;
-
- return 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.
-
- if (Str == "ppc" || Str == "ppc601" || Str == "ppc603" || Str == "ppc604" ||
- Str == "ppc604e" || Str == "ppc750" || Str == "ppc7400" ||
- Str == "ppc7450" || Str == "ppc970")
- return Triple::ppc;
-
- if (Str == "ppc64")
- return Triple::ppc64;
-
- if (Str == "i386" || Str == "i486" || Str == "i486SX" || Str == "pentium" ||
- Str == "i586" || Str == "pentpro" || Str == "i686" || Str == "pentIIm3" ||
- Str == "pentIIm5" || Str == "pentium4")
- return Triple::x86;
-
- if (Str == "x86_64")
- return Triple::x86_64;
-
- // This is derived from the driver driver.
- if (Str == "arm" || Str == "armv4t" || Str == "armv5" || Str == "xscale" ||
- Str == "armv6" || Str == "armv7" || Str == "armv7f" || Str == "armv7k" ||
- Str == "armv7s")
- return Triple::arm;
-
- if (Str == "ptx32")
- return Triple::ptx32;
- if (Str == "ptx64")
- return Triple::ptx64;
-
- return Triple::UnknownArch;
-}
-
-// Returns architecture name that is understood by the target assembler.
-const char *Triple::getArchNameForAssembler() {
- if (!isOSDarwin() && getVendor() != Triple::Apple)
- return NULL;
-
- StringRef Str = getArchName();
- if (Str == "i386")
- return "i386";
- if (Str == "x86_64")
- return "x86_64";
- if (Str == "powerpc")
- return "ppc";
- if (Str == "powerpc64")
- return "ppc64";
- if (Str == "mblaze" || Str == "microblaze")
- return "mblaze";
- if (Str == "arm")
- return "arm";
- if (Str == "armv4t" || Str == "thumbv4t")
- return "armv4t";
- if (Str == "armv5" || Str == "armv5e" || Str == "thumbv5"
- || Str == "thumbv5e")
- return "armv5";
- if (Str == "armv6" || Str == "thumbv6")
- return "armv6";
- if (Str == "armv7" || Str == "thumbv7")
- return "armv7";
- if (Str == "ptx32")
- return "ptx32";
- if (Str == "ptx64")
- return "ptx64";
- return NULL;
+ return StringSwitch<Triple::ArchType>(Name)
+ .Case("aarch64", aarch64)
+ .Case("aarch64_be", aarch64_be)
+ .Case("arm64", aarch64) // "arm64" is an alias for "aarch64"
+ .Case("arm", arm)
+ .Case("armeb", armeb)
+ .Case("mips", mips)
+ .Case("mipsel", mipsel)
+ .Case("mips64", mips64)
+ .Case("mips64el", mips64el)
+ .Case("msp430", msp430)
+ .Case("ppc64", ppc64)
+ .Case("ppc32", ppc)
+ .Case("ppc", ppc)
+ .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("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);
}
-//
+static Triple::ArchType parseArch(StringRef ArchName) {
+ return StringSwitch<Triple::ArchType>(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("aarch64", Triple::aarch64)
+ .Case("aarch64_be", Triple::aarch64_be)
+ .Case("arm64", Triple::aarch64)
+ .Cases("arm", "xscale", Triple::arm)
+ // FIXME: It would be good to replace these with explicit names for all the
+ // various suffixes supported.
+ .StartsWith("armv", Triple::arm)
+ .Case("armeb", Triple::armeb)
+ .StartsWith("armebv", Triple::armeb)
+ .Case("thumb", Triple::thumb)
+ .StartsWith("thumbv", Triple::thumb)
+ .Case("thumbeb", Triple::thumbeb)
+ .StartsWith("thumbebv", Triple::thumbeb)
+ .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);
+}
-Triple::ArchType Triple::ParseArch(StringRef ArchName) {
- if (ArchName.size() == 4 && ArchName[0] == 'i' &&
- ArchName[2] == '8' && ArchName[3] == '6' &&
- ArchName[1] - '3' < 6) // i[3-9]86
- return x86;
- else if (ArchName == "amd64" || ArchName == "x86_64")
- return x86_64;
- else if (ArchName == "bfin")
- return bfin;
- else if (ArchName == "powerpc")
- return ppc;
- else if ((ArchName == "powerpc64") || (ArchName == "ppu"))
- return ppc64;
- else if (ArchName == "mblaze")
- return mblaze;
- else if (ArchName == "arm" ||
- ArchName.startswith("armv") ||
- ArchName == "xscale")
- return arm;
- else if (ArchName == "thumb" ||
- ArchName.startswith("thumbv"))
- return thumb;
- else if (ArchName.startswith("alpha"))
- return alpha;
- else if (ArchName == "spu" || ArchName == "cellspu")
- return cellspu;
- else if (ArchName == "msp430")
- return msp430;
- else if (ArchName == "mips" || ArchName == "mipseb" ||
- ArchName == "mipsallegrex")
- return mips;
- else if (ArchName == "mipsel" || ArchName == "mipsallegrexel" ||
- ArchName == "psp")
- return mipsel;
- else if (ArchName == "sparc")
- return sparc;
- else if (ArchName == "sparcv9")
- return sparcv9;
- else if (ArchName == "s390x")
- return systemz;
- else if (ArchName == "tce")
- return tce;
- else if (ArchName == "xcore")
- return xcore;
- else if (ArchName == "ptx32")
- return ptx32;
- else if (ArchName == "ptx64")
- return ptx64;
- else
- return UnknownArch;
+static Triple::VendorType parseVendor(StringRef VendorName) {
+ return StringSwitch<Triple::VendorType>(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);
}
-Triple::VendorType Triple::ParseVendor(StringRef VendorName) {
- if (VendorName == "apple")
- return Apple;
- else if (VendorName == "pc")
- return PC;
- else if (VendorName == "scei")
- return SCEI;
- else
- return UnknownVendor;
-}
-
-Triple::OSType Triple::ParseOS(StringRef OSName) {
- if (OSName.startswith("auroraux"))
- return AuroraUX;
- else if (OSName.startswith("cygwin"))
- return Cygwin;
- else if (OSName.startswith("darwin"))
- return Darwin;
- else if (OSName.startswith("dragonfly"))
- return DragonFly;
- else if (OSName.startswith("freebsd"))
- return FreeBSD;
- else if (OSName.startswith("ios"))
- return IOS;
- else if (OSName.startswith("kfreebsd"))
- return KFreeBSD;
- else if (OSName.startswith("linux"))
- return Linux;
- else if (OSName.startswith("lv2"))
- return Lv2;
- else if (OSName.startswith("macosx"))
- return MacOSX;
- else if (OSName.startswith("mingw32"))
- return MinGW32;
- else if (OSName.startswith("netbsd"))
- return NetBSD;
- else if (OSName.startswith("openbsd"))
- return OpenBSD;
- else if (OSName.startswith("psp"))
- return Psp;
- else if (OSName.startswith("solaris"))
- return Solaris;
- else if (OSName.startswith("win32"))
- return Win32;
- else if (OSName.startswith("haiku"))
- return Haiku;
- else if (OSName.startswith("minix"))
- return Minix;
- else if (OSName.startswith("rtems"))
- return RTEMS;
- else
- return UnknownOS;
-}
-
-Triple::EnvironmentType Triple::ParseEnvironment(StringRef EnvironmentName) {
- if (EnvironmentName.startswith("eabi"))
- return EABI;
- else if (EnvironmentName.startswith("gnueabi"))
- return GNUEABI;
- else if (EnvironmentName.startswith("gnu"))
- return GNU;
- else if (EnvironmentName.startswith("macho"))
- return MachO;
- else
- return UnknownEnvironment;
+static Triple::OSType parseOS(StringRef OSName) {
+ return StringSwitch<Triple::OSType>(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);
+}
+
+static Triple::EnvironmentType parseEnvironment(StringRef EnvironmentName) {
+ return StringSwitch<Triple::EnvironmentType>(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<Triple::ObjectFormatType>(EnvironmentName)
+ .EndsWith("coff", Triple::COFF)
+ .EndsWith("elf", Triple::ELF)
+ .EndsWith("macho", Triple::MachO)
+ .Default(Triple::UnknownObjectFormat);
+}
+
+static Triple::SubArchType parseSubArch(StringRef SubArchName) {
+ return StringSwitch<Triple::SubArchType>(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");
}
-void Triple::Parse() const {
- assert(!isInitialized() && "Invalid parse call.");
+static Triple::ObjectFormatType getDefaultFormat(const Triple &T) {
+ if (T.isOSDarwin())
+ return Triple::MachO;
+ else if (T.isOSWindows())
+ return Triple::COFF;
+ return Triple::ELF;
+}
- Arch = ParseArch(getArchName());
- Vendor = ParseVendor(getVendorName());
- OS = ParseOS(getOSName());
- Environment = ParseEnvironment(getEnvironmentName());
+/// \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);
+}
- assert(isInitialized() && "Failed to initialize!");
+/// \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<StringRef, 4> 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
// 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.
bool Valid = false;
StringRef Comp = Components[Idx];
switch (Pos) {
- default:
- assert(false && "unexpected component type!");
+ 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)
// 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]);
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 &&
// 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) {
}
}
+bool Triple::getMacOSXVersion(unsigned &Major, unsigned &Minor,
+ unsigned &Micro) const {
+ getOSVersion(Major, Minor, Micro);
+
+ switch (getOS()) {
+ default: llvm_unreachable("unexpected OS for Darwin triple");
+ case Darwin:
+ // Default to darwin8, i.e., MacOSX 10.4.
+ if (Major == 0)
+ Major = 8;
+ // Darwin version numbers are skewed from OS X versions.
+ if (Major < 4)
+ return false;
+ Micro = 0;
+ Minor = Major - 4;
+ Major = 10;
+ break;
+ case MacOSX:
+ // Default to 10.4.
+ if (Major == 0) {
+ Major = 10;
+ Minor = 4;
+ }
+ if (Major != 10)
+ return false;
+ break;
+ case IOS:
+ // 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 OS X version number even when targeting
+ // IOS.
+ Major = 10;
+ Minor = 4;
+ Micro = 0;
+ break;
+ }
+ 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) {
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;
void Triple::setOSAndEnvironmentName(StringRef Str) {
setTriple(getArchName() + "-" + getVendorName() + "-" + Str);
}
+
+static unsigned getArchPointerBitWidth(llvm::Triple::ArchType Arch) {
+ switch (Arch) {
+ case llvm::Triple::UnknownArch:
+ return 0;
+
+ case llvm::Triple::msp430:
+ return 16;
+
+ case llvm::Triple::arm:
+ case llvm::Triple::armeb:
+ case llvm::Triple::hexagon:
+ case llvm::Triple::le32:
+ case llvm::Triple::mips:
+ case llvm::Triple::mipsel:
+ case llvm::Triple::nvptx:
+ case llvm::Triple::ppc:
+ 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::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");
+}
+
+bool Triple::isArch64Bit() const {
+ return getArchPointerBitWidth(getArch()) == 64;
+}
+
+bool Triple::isArch32Bit() const {
+ return getArchPointerBitWidth(getArch()) == 32;
+}
+
+bool Triple::isArch16Bit() const {
+ return getArchPointerBitWidth(getArch()) == 16;
+}
+
+Triple Triple::get32BitArchVariant() const {
+ Triple T(*this);
+ switch (getArch()) {
+ case Triple::UnknownArch:
+ 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::armeb:
+ case Triple::hexagon:
+ case Triple::kalimba:
+ case Triple::le32:
+ case Triple::mips:
+ case Triple::mipsel:
+ case Triple::nvptx:
+ case Triple::ppc:
+ 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::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;
+}
+
+Triple Triple::get64BitArchVariant() const {
+ Triple T(*this);
+ switch (getArch()) {
+ case Triple::UnknownArch:
+ case Triple::arm:
+ case Triple::armeb:
+ case Triple::hexagon:
+ 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::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::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<const char *>(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<const char *>(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";
+ }
+ }
+}
projects / oota-llvm.git / blobdiff