case aarch64_be: return "aarch64_be";
case arm: return "arm";
case armeb: return "armeb";
- case arm64: return "arm64";
+ case bpf: return "bpf";
case hexagon: return "hexagon";
case mips: return "mips";
case mipsel: return "mipsel";
case ppc64le: return "powerpc64le";
case ppc: return "powerpc";
case r600: return "r600";
+ case amdgcn: return "amdgcn";
case sparc: return "sparc";
case sparcv9: return "sparcv9";
+ case sparcel: return "sparcel";
case systemz: return "s390x";
case tce: return "tce";
case thumb: return "thumb";
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!");
const char *Triple::getArchTypePrefix(ArchType Kind) {
switch (Kind) {
default:
- return 0;
+ return nullptr;
case aarch64:
case aarch64_be: return "aarch64";
case thumb:
case thumbeb: return "arm";
- case arm64: return "arm64";
-
case ppc64:
case ppc64le:
case ppc: return "ppc";
case hexagon: return "hexagon";
- case r600: return "r600";
+ case amdgcn:
+ case r600: return "amdgpu";
+
+ case bpf: return "bpf";
case sparcv9:
+ case sparcel:
case sparc: return "sparc";
- case systemz: return "systemz";
+ case systemz: return "s390";
case x86:
case x86_64: return "x86";
case nvptx64: return "nvptx";
case le32: return "le32";
- case amdil: return "amdil";
- case spir: return "spir";
+ case le64: return "le64";
+
+ case amdil:
+ case amdil64: return "amdil";
+
+ case hsail:
+ case hsail64: return "hsail";
+
+ case spir:
case spir64: return "spir";
+ case kalimba: return "kalimba";
}
}
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!");
switch (Kind) {
case UnknownOS: return "unknown";
- case AuroraUX: return "auroraux";
- case Cygwin: return "cygwin";
+ case CloudABI: return "cloudabi";
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 Solaris: return "solaris";
case AIX: return "aix";
case CUDA: return "cuda";
case NVCL: return "nvcl";
+ case AMDHSA: return "amdhsa";
+ case PS4: return "ps4";
}
llvm_unreachable("Invalid OSType");
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("arm64", arm64)
+ .Case("bpf", bpf)
.Case("mips", mips)
.Case("mipsel", mipsel)
.Case("mips64", mips64)
.Case("ppc", ppc)
.Case("ppc64le", ppc64le)
.Case("r600", r600)
+ .Case("amdgcn", amdgcn)
.Case("hexagon", hexagon)
.Case("sparc", sparc)
+ .Case("sparcel", sparcel)
.Case("sparcv9", sparcv9)
.Case("systemz", systemz)
.Case("tce", tce)
.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);
}
-// Returns architecture name that is understood by the target assembler.
-const char *Triple::getArchNameForAssembler() {
- if (!isOSDarwin() && getVendor() != Triple::Apple)
- return NULL;
-
- return StringSwitch<const char*>(getArchName())
- .Case("i386", "i386")
- .Case("x86_64", "x86_64")
- .Case("powerpc", "ppc")
- .Case("powerpc64", "ppc64")
- .Case("powerpc64le", "ppc64le")
- .Case("arm", "arm")
- .Cases("armv4t", "thumbv4t", "armv4t")
- .Cases("armv5", "armv5e", "thumbv5", "thumbv5e", "armv5")
- .Cases("armv6", "thumbv6", "armv6")
- .Cases("armv7", "thumbv7", "armv7")
- .Case("armeb", "armeb")
- .Case("arm64", "arm64")
- .Case("r600", "r600")
- .Case("nvptx", "nvptx")
- .Case("nvptx64", "nvptx64")
- .Case("le32", "le32")
- .Case("amdil", "amdil")
- .Case("spir", "spir")
- .Case("spir64", "spir64")
- .Default(NULL);
+// FIXME: Use ARMTargetParser. This would require Triple::arm/thumb
+// to be recogniseable universally.
+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;
+ if (ArchName.endswith("eb")) {
+ arch = Triple::armeb;
+ ArchName = ArchName.substr(0, ArchName.size() - 2);
+ } else
+ arch = Triple::arm;
+ } else if (ArchName.startswith("armebv")) {
+ offset = 5;
+ arch = Triple::armeb;
+ } else if (ArchName.startswith("thumbv")) {
+ offset = 5;
+ if (ArchName.endswith("eb")) {
+ arch = Triple::thumbeb;
+ ArchName = ArchName.substr(0, ArchName.size() - 2);
+ } else
+ arch = Triple::thumb;
+ } else if (ArchName.startswith("thumbebv")) {
+ offset = 7;
+ arch = Triple::thumbeb;
+ }
+ return StringSwitch<Triple::ArchType>(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", "v6hl", "v6j", "v6k", arch)
+ .Cases("v6m", "v6sm", arch)
+ .Cases("v6t2", "v6z", "v6zk", arch)
+ .Cases("v7", "v7a", "v7em", "v7hl", "v7l", arch)
+ .Cases("v7m", "v7r", "v7s", arch)
+ .Cases("v8", "v8a", arch)
+ .Cases("v8.1", "v8.1a", arch)
+ .Default(Triple::UnknownArch);
}
static Triple::ArchType parseArch(StringRef ArchName) {
+ Triple::ArchType ARMArch(parseARMArch(ArchName));
+
return StringSwitch<Triple::ArchType>(ArchName)
.Cases("i386", "i486", "i586", "i686", Triple::x86)
// FIXME: Do we need to support these?
.Case("powerpc", Triple::ppc)
.Cases("powerpc64", "ppu", Triple::ppc64)
.Case("powerpc64le", Triple::ppc64le)
- .Case("aarch64", Triple::aarch64)
- .Case("aarch64_be", Triple::aarch64_be)
- .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("arm64", Triple::arm64)
+ .Case("xscale", Triple::arm)
+ .Case("xscaleeb", Triple::armeb)
+ .StartsWith("arm", ARMArch)
+ .StartsWith("thumb", ARMArch)
+ .StartsWith("aarch64", ARMArch)
.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("amdgcn", Triple::amdgcn)
+ .Case("bpf", Triple::bpf)
.Case("hexagon", Triple::hexagon)
.Case("s390x", Triple::systemz)
.Case("sparc", Triple::sparc)
+ .Case("sparcel", Triple::sparcel)
.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);
}
.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<Triple::OSType>(OSName)
- .StartsWith("auroraux", Triple::AuroraUX)
- .StartsWith("cygwin", Triple::Cygwin)
+ .StartsWith("cloudabi", Triple::CloudABI)
.StartsWith("darwin", Triple::Darwin)
.StartsWith("dragonfly", Triple::DragonFly)
.StartsWith("freebsd", Triple::FreeBSD)
.StartsWith("linux", Triple::Linux)
.StartsWith("lv2", Triple::Lv2)
.StartsWith("macosx", Triple::MacOSX)
- .StartsWith("mingw32", Triple::MinGW32)
.StartsWith("netbsd", Triple::NetBSD)
.StartsWith("openbsd", Triple::OpenBSD)
.StartsWith("solaris", Triple::Solaris)
.StartsWith("aix", Triple::AIX)
.StartsWith("cuda", Triple::CUDA)
.StartsWith("nvcl", Triple::NVCL)
+ .StartsWith("amdhsa", Triple::AMDHSA)
+ .StartsWith("ps4", Triple::PS4)
.Default(Triple::UnknownOS);
}
.Default(Triple::UnknownObjectFormat);
}
+// FIXME: Use ARMTargetParser. This would require using Triple::ARMSubArch*
+// in ARMBuildAttrs and in ARCHNames' DefaultArch fields.
+static Triple::SubArchType parseSubArch(StringRef SubArchName) {
+ if (SubArchName.endswith("eb"))
+ SubArchName = SubArchName.substr(0, SubArchName.size() - 2);
+
+ return StringSwitch<Triple::SubArchType>(SubArchName)
+ .EndsWith("v8.1a", Triple::ARMSubArch_v8_1a)
+ .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("v6sm", Triple::ARMSubArch_v6m)
+ .EndsWith("v6k", Triple::ARMSubArch_v6k)
+ .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 "";
}
static Triple::ObjectFormatType getDefaultFormat(const Triple &T) {
+ switch (T.getArch()) {
+ default:
+ break;
+ case Triple::hexagon:
+ case Triple::mips:
+ case Triple::mipsel:
+ case Triple::mips64:
+ case Triple::mips64el:
+ case Triple::r600:
+ case Triple::amdgcn:
+ case Triple::sparc:
+ case Triple::sparcv9:
+ case Triple::systemz:
+ case Triple::xcore:
+ case Triple::ppc64le:
+ return Triple::ELF;
+
+ case Triple::ppc:
+ case Triple::ppc64:
+ if (T.isOSDarwin())
+ return Triple::MachO;
+ return Triple::ELF;
+ }
+
if (T.isOSDarwin())
return Triple::MachO;
else if (T.isOSWindows())
Triple::Triple(const Twine &Str)
: Data(Str.str()),
Arch(parseArch(getArchName())),
+ SubArch(parseSubArch(getArchName())),
Vendor(parseVendor(getVendorName())),
OS(parseOS(getOSName())),
Environment(parseEnvironment(getEnvironmentName())),
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) {
: 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())),
}
std::string Triple::normalize(StringRef Str) {
+ bool IsMinGW32 = false;
+ bool IsCygwin = false;
+
// Parse into components.
SmallVector<StringRef, 4> Components;
Str.split(Components, "-");
if (Components.size() > 1)
Vendor = parseVendor(Components[1]);
OSType OS = UnknownOS;
- if (Components.size() > 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]);
break;
case 2:
OS = parseOS(Comp);
- Valid = OS != UnknownOS;
+ IsCygwin = Comp.startswith("cygwin");
+ IsMinGW32 = Comp.startswith("mingw");
+ Valid = OS != UnknownOS || IsCygwin || IsMinGW32;
break;
case 3:
Environment = parseEnvironment(Comp);
else
Components[3] = getObjectFormatTypeName(ObjectFormat);
}
- } else if (OS == Triple::MinGW32) {
+ } else if (IsMinGW32) {
Components.resize(4);
Components[2] = "windows";
Components[3] = "gnu";
- } else if (OS == Triple::Cygwin) {
+ } else if (IsCygwin) {
Components.resize(4);
Components[2] = "windows";
Components[3] = "cygnus";
}
- if (OS == Triple::MinGW32 || OS == Triple::Cygwin ||
+ if (IsMinGW32 || IsCygwin ||
(OS == Triple::Win32 && Environment != UnknownEnvironment)) {
if (ObjectFormat != UnknownObjectFormat && ObjectFormat != Triple::COFF) {
Components.resize(5);
unsigned &Micro) const {
StringRef OSName = getOSName();
+ // For Android, we care about the Android version rather than the Linux
+ // version.
+ if (getEnvironment() == Android) {
+ OSName = getEnvironmentName().substr(strlen("android"));
+ if (OSName.startswith("eabi"))
+ OSName = OSName.substr(strlen("eabi"));
+ }
+
// Assume that the OS portion of the triple starts with the canonical name.
StringRef OSTypeName = getOSTypeName(getOS());
if (OSName.startswith(OSTypeName))
getOSVersion(Major, Minor, Micro);
// Default to 5.0 (or 7.0 for arm64).
if (Major == 0)
- Major = (getArch() == arm64) ? 7 : 5;
+ Major = (getArch() == aarch64) ? 7 : 5;
break;
}
}
}
void Triple::setEnvironment(EnvironmentType Kind) {
- setEnvironmentName(getEnvironmentTypeName(Kind));
+ if (ObjectFormat == getDefaultFormat(*this))
+ return setEnvironmentName(getEnvironmentTypeName(Kind));
+
+ setEnvironmentName((getEnvironmentTypeName(Kind) + Twine("-") +
+ getObjectFormatTypeName(ObjectFormat)).str());
}
void Triple::setObjectFormat(ObjectFormatType Kind) {
if (Environment == UnknownEnvironment)
return setEnvironmentName(getObjectFormatTypeName(Kind));
- Twine Env = getEnvironmentTypeName(Environment) + Twine("-") +
- getObjectFormatTypeName(Kind);
- setEnvironmentName(Env.str());
+ setEnvironmentName((getEnvironmentTypeName(Environment) + Twine("-") +
+ getObjectFormatTypeName(Kind)).str());
}
void Triple::setArchName(StringRef Str) {
Triple += getVendorName();
Triple += "-";
Triple += getOSAndEnvironmentName();
- setTriple(Triple.str());
+ setTriple(Triple);
}
void Triple::setVendorName(StringRef Str) {
case llvm::Triple::msp430:
return 16;
- case llvm::Triple::amdil:
case llvm::Triple::arm:
case llvm::Triple::armeb:
case llvm::Triple::hexagon:
case llvm::Triple::ppc:
case llvm::Triple::r600:
case llvm::Triple::sparc:
+ case llvm::Triple::sparcel:
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::arm64:
case llvm::Triple::aarch64:
case llvm::Triple::aarch64_be:
+ case llvm::Triple::amdgcn:
+ case llvm::Triple::bpf:
+ case llvm::Triple::le64:
case llvm::Triple::mips64:
case llvm::Triple::mips64el:
case llvm::Triple::nvptx64:
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;
}
case Triple::UnknownArch:
case Triple::aarch64:
case Triple::aarch64_be:
- case Triple::arm64:
+ case Triple::amdgcn:
+ case Triple::bpf:
case Triple::msp430:
case Triple::systemz:
case Triple::ppc64le:
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::ppc:
case Triple::r600:
case Triple::sparc:
+ case Triple::sparcel:
case Triple::tce:
case Triple::thumb:
case Triple::thumbeb:
// 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 T(*this);
switch (getArch()) {
case Triple::UnknownArch:
- case Triple::amdil:
case Triple::arm:
case Triple::armeb:
case Triple::hexagon:
- case Triple::le32:
+ case Triple::kalimba:
case Triple::msp430:
case Triple::r600:
case Triple::tce:
case Triple::thumb:
case Triple::thumbeb:
case Triple::xcore:
+ case Triple::sparcel:
T.setArch(UnknownArch);
break;
case Triple::aarch64:
case Triple::aarch64_be:
+ case Triple::bpf:
+ case Triple::le64:
+ case Triple::amdil64:
+ case Triple::amdgcn:
+ case Triple::hsail64:
case Triple::spir64:
case Triple::mips64:
case Triple::mips64el:
case Triple::sparcv9:
case Triple::systemz:
case Triple::x86_64:
- case Triple::arm64:
// 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: Use ARMTargetParser. This would require ARCHNames to hold
+// specific CPU names, as well as default CPU arch.
+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;
+ }
+
+ // MArch is expected to be of the form (arm|thumb)?(eb)?(v.+)?(eb)?
+ // Only the (v.+) part is relevant for determining the CPU, as it determines
+ // the architecture version, so we first remove the surrounding parts.
+ // (ep9312|iwmmxt|xscale)(eb)? is also permitted, so we have to be a bit
+ // careful when removing the leading (arm|thumb)?(eb)? as we don't want to
+ // permit things like armep9312.
+ const char *result = nullptr;
+ size_t offset = StringRef::npos;
+ if (MArch.startswith("arm"))
+ offset = 3;
+ else if (MArch.startswith("thumb"))
+ offset = 5;
+ if (offset != StringRef::npos && MArch.substr(offset, 2) == "eb")
+ offset += 2;
+ else if (MArch.endswith("eb"))
+ MArch = MArch.substr(0, MArch.size() - 2);
+ if (offset != StringRef::npos && (offset == MArch.size() || MArch[offset] == 'v'))
+ MArch = MArch.substr(offset);
+
+ if (MArch == "") {
+ // If no specific architecture version is requested, return the minimum CPU
+ // required by the OS and environment.
+ 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";
+ }
+ case llvm::Triple::NaCl:
+ return "cortex-a8";
+ default:
+ switch (getEnvironment()) {
+ case llvm::Triple::EABIHF:
+ case llvm::Triple::GNUEABIHF:
+ return "arm1176jzf-s";
+ default:
+ return "arm7tdmi";
+ }
+ }
+ } else {
+ result = llvm::StringSwitch<const char *>(MArch)
+ .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")
+ .Case("v6", "arm1136jf-s")
+ .Case("v6j", "arm1136j-s")
+ .Cases("v6k", "v6z", "v6zk", "arm1176jzf-s")
+ .Case("v6t2", "arm1156t2-s")
+ .Cases("v6m", "v6-m", "v6sm", "v6s-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")
+ .Cases("v8.1a", "v8.1-a", "generic")
+ .Case("ep9312", "ep9312")
+ .Case("iwmmxt", "iwmmxt")
+ .Case("xscale", "xscale")
+ .Default(nullptr);
+ }
+
+ return result;
+}
projects / oota-llvm.git / blobdiff