/lib/Support/Triple.cpp
C++ | 1656 lines | 1406 code | 139 blank | 111 comment | 227 complexity | 0e72a3fc36714dbcb520124d72b29422 MD5 | raw file
Possible License(s): BSD-3-Clause, Apache-2.0
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- //===--- Triple.cpp - Target triple helper class --------------------------===//
- //
- // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
- // See https://llvm.org/LICENSE.txt for license information.
- // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
- //
- //===----------------------------------------------------------------------===//
- #include "llvm/ADT/Triple.h"
- #include "llvm/ADT/STLExtras.h"
- #include "llvm/ADT/SmallString.h"
- #include "llvm/ADT/StringSwitch.h"
- #include "llvm/Support/ErrorHandling.h"
- #include "llvm/Support/Host.h"
- #include "llvm/Support/TargetParser.h"
- #include <cstring>
- using namespace llvm;
- StringRef Triple::getArchTypeName(ArchType Kind) {
- switch (Kind) {
- case UnknownArch: return "unknown";
- case aarch64: return "aarch64";
- case aarch64_be: return "aarch64_be";
- case aarch64_32: return "aarch64_32";
- case arm: return "arm";
- case armeb: return "armeb";
- case arc: return "arc";
- case avr: return "avr";
- case bpfel: return "bpfel";
- case bpfeb: return "bpfeb";
- 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 amdgcn: return "amdgcn";
- case riscv32: return "riscv32";
- case riscv64: return "riscv64";
- case sparc: return "sparc";
- case sparcv9: return "sparcv9";
- case sparcel: return "sparcel";
- case systemz: return "s390x";
- case tce: return "tce";
- case tcele: return "tcele";
- 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";
- case lanai: return "lanai";
- case shave: return "shave";
- case wasm32: return "wasm32";
- case wasm64: return "wasm64";
- case renderscript32: return "renderscript32";
- case renderscript64: return "renderscript64";
- }
- llvm_unreachable("Invalid ArchType!");
- }
- StringRef Triple::getArchTypePrefix(ArchType Kind) {
- switch (Kind) {
- default:
- return StringRef();
- case aarch64:
- case aarch64_be:
- case aarch64_32: return "aarch64";
- case arc: return "arc";
- case arm:
- case armeb:
- case thumb:
- case thumbeb: return "arm";
- case avr: return "avr";
- case ppc64:
- case ppc64le:
- case ppc: return "ppc";
- case mips:
- case mipsel:
- case mips64:
- case mips64el: return "mips";
- case hexagon: return "hexagon";
- case amdgcn: return "amdgcn";
- case r600: return "r600";
- case bpfel:
- case bpfeb: return "bpf";
- case sparcv9:
- case sparcel:
- case sparc: return "sparc";
- case systemz: return "s390";
- case x86:
- case x86_64: return "x86";
- case xcore: return "xcore";
- // NVPTX intrinsics are namespaced under nvvm.
- case nvptx: return "nvvm";
- case nvptx64: return "nvvm";
- case le32: return "le32";
- 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 lanai: return "lanai";
- case shave: return "shave";
- case wasm32:
- case wasm64: return "wasm";
- case riscv32:
- case riscv64: return "riscv";
- }
- }
- StringRef Triple::getVendorTypeName(VendorType Kind) {
- switch (Kind) {
- case UnknownVendor: return "unknown";
- 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";
- case Myriad: return "myriad";
- case AMD: return "amd";
- case Mesa: return "mesa";
- case SUSE: return "suse";
- case OpenEmbedded: return "oe";
- }
- llvm_unreachable("Invalid VendorType!");
- }
- StringRef Triple::getOSTypeName(OSType Kind) {
- switch (Kind) {
- case UnknownOS: return "unknown";
- case Ananas: return "ananas";
- case CloudABI: return "cloudabi";
- case Darwin: return "darwin";
- case DragonFly: return "dragonfly";
- case FreeBSD: return "freebsd";
- case Fuchsia: return "fuchsia";
- case IOS: return "ios";
- case KFreeBSD: return "kfreebsd";
- case Linux: return "linux";
- case Lv2: return "lv2";
- case MacOSX: return "macosx";
- case NetBSD: return "netbsd";
- case OpenBSD: return "openbsd";
- case Solaris: return "solaris";
- 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 AIX: return "aix";
- case CUDA: return "cuda";
- case NVCL: return "nvcl";
- case AMDHSA: return "amdhsa";
- case PS4: return "ps4";
- case ELFIAMCU: return "elfiamcu";
- case TvOS: return "tvos";
- case WatchOS: return "watchos";
- case Mesa3D: return "mesa3d";
- case Contiki: return "contiki";
- case AMDPAL: return "amdpal";
- case HermitCore: return "hermit";
- case Hurd: return "hurd";
- case WASI: return "wasi";
- case Emscripten: return "emscripten";
- }
- llvm_unreachable("Invalid OSType");
- }
- StringRef Triple::getEnvironmentTypeName(EnvironmentType Kind) {
- switch (Kind) {
- case UnknownEnvironment: return "unknown";
- case GNU: return "gnu";
- case GNUABIN32: return "gnuabin32";
- case GNUABI64: return "gnuabi64";
- case GNUEABIHF: return "gnueabihf";
- case GNUEABI: return "gnueabi";
- case GNUX32: return "gnux32";
- case CODE16: return "code16";
- case EABI: return "eabi";
- case EABIHF: return "eabihf";
- case ELFv1: return "elfv1";
- case ELFv2: return "elfv2";
- case Android: return "android";
- case Musl: return "musl";
- case MuslEABI: return "musleabi";
- case MuslEABIHF: return "musleabihf";
- case MSVC: return "msvc";
- case Itanium: return "itanium";
- case Cygnus: return "cygnus";
- case CoreCLR: return "coreclr";
- case Simulator: return "simulator";
- case MacABI: return "macabi";
- }
- llvm_unreachable("Invalid EnvironmentType!");
- }
- static Triple::ArchType parseBPFArch(StringRef ArchName) {
- if (ArchName.equals("bpf")) {
- if (sys::IsLittleEndianHost)
- return Triple::bpfel;
- else
- return Triple::bpfeb;
- } else if (ArchName.equals("bpf_be") || ArchName.equals("bpfeb")) {
- return Triple::bpfeb;
- } else if (ArchName.equals("bpf_le") || ArchName.equals("bpfel")) {
- return Triple::bpfel;
- } else {
- return Triple::UnknownArch;
- }
- }
- Triple::ArchType Triple::getArchTypeForLLVMName(StringRef Name) {
- Triple::ArchType BPFArch(parseBPFArch(Name));
- return StringSwitch<Triple::ArchType>(Name)
- .Case("aarch64", aarch64)
- .Case("aarch64_be", aarch64_be)
- .Case("aarch64_32", aarch64_32)
- .Case("arc", arc)
- .Case("arm64", aarch64) // "arm64" is an alias for "aarch64"
- .Case("arm64_32", aarch64_32)
- .Case("arm", arm)
- .Case("armeb", armeb)
- .Case("avr", avr)
- .StartsWith("bpf", BPFArch)
- .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("amdgcn", amdgcn)
- .Case("riscv32", riscv32)
- .Case("riscv64", riscv64)
- .Case("hexagon", hexagon)
- .Case("sparc", sparc)
- .Case("sparcel", sparcel)
- .Case("sparcv9", sparcv9)
- .Case("systemz", systemz)
- .Case("tce", tce)
- .Case("tcele", tcele)
- .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)
- .Case("lanai", lanai)
- .Case("shave", shave)
- .Case("wasm32", wasm32)
- .Case("wasm64", wasm64)
- .Case("renderscript32", renderscript32)
- .Case("renderscript64", renderscript64)
- .Default(UnknownArch);
- }
- static Triple::ArchType parseARMArch(StringRef ArchName) {
- ARM::ISAKind ISA = ARM::parseArchISA(ArchName);
- ARM::EndianKind ENDIAN = ARM::parseArchEndian(ArchName);
- Triple::ArchType arch = Triple::UnknownArch;
- switch (ENDIAN) {
- case ARM::EndianKind::LITTLE: {
- switch (ISA) {
- case ARM::ISAKind::ARM:
- arch = Triple::arm;
- break;
- case ARM::ISAKind::THUMB:
- arch = Triple::thumb;
- break;
- case ARM::ISAKind::AARCH64:
- arch = Triple::aarch64;
- break;
- case ARM::ISAKind::INVALID:
- break;
- }
- break;
- }
- case ARM::EndianKind::BIG: {
- switch (ISA) {
- case ARM::ISAKind::ARM:
- arch = Triple::armeb;
- break;
- case ARM::ISAKind::THUMB:
- arch = Triple::thumbeb;
- break;
- case ARM::ISAKind::AARCH64:
- arch = Triple::aarch64_be;
- break;
- case ARM::ISAKind::INVALID:
- break;
- }
- break;
- }
- case ARM::EndianKind::INVALID: {
- break;
- }
- }
- ArchName = ARM::getCanonicalArchName(ArchName);
- if (ArchName.empty())
- return Triple::UnknownArch;
- // Thumb only exists in v4+
- if (ISA == ARM::ISAKind::THUMB &&
- (ArchName.startswith("v2") || ArchName.startswith("v3")))
- return Triple::UnknownArch;
- // Thumb only for v6m
- ARM::ProfileKind Profile = ARM::parseArchProfile(ArchName);
- unsigned Version = ARM::parseArchVersion(ArchName);
- if (Profile == ARM::ProfileKind::M && Version == 6) {
- if (ENDIAN == ARM::EndianKind::BIG)
- return Triple::thumbeb;
- else
- return Triple::thumb;
- }
- return arch;
- }
- static Triple::ArchType parseArch(StringRef ArchName) {
- auto AT = 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)
- .Cases("powerpc", "ppc", "ppc32", Triple::ppc)
- .Cases("powerpc64", "ppu", "ppc64", Triple::ppc64)
- .Cases("powerpc64le", "ppc64le", Triple::ppc64le)
- .Case("xscale", Triple::arm)
- .Case("xscaleeb", Triple::armeb)
- .Case("aarch64", Triple::aarch64)
- .Case("aarch64_be", Triple::aarch64_be)
- .Case("aarch64_32", Triple::aarch64_32)
- .Case("arc", Triple::arc)
- .Case("arm64", Triple::aarch64)
- .Case("arm64_32", Triple::aarch64_32)
- .Case("arm", Triple::arm)
- .Case("armeb", Triple::armeb)
- .Case("thumb", Triple::thumb)
- .Case("thumbeb", Triple::thumbeb)
- .Case("avr", Triple::avr)
- .Case("msp430", Triple::msp430)
- .Cases("mips", "mipseb", "mipsallegrex", "mipsisa32r6",
- "mipsr6", Triple::mips)
- .Cases("mipsel", "mipsallegrexel", "mipsisa32r6el", "mipsr6el",
- Triple::mipsel)
- .Cases("mips64", "mips64eb", "mipsn32", "mipsisa64r6",
- "mips64r6", "mipsn32r6", Triple::mips64)
- .Cases("mips64el", "mipsn32el", "mipsisa64r6el", "mips64r6el",
- "mipsn32r6el", Triple::mips64el)
- .Case("r600", Triple::r600)
- .Case("amdgcn", Triple::amdgcn)
- .Case("riscv32", Triple::riscv32)
- .Case("riscv64", Triple::riscv64)
- .Case("hexagon", Triple::hexagon)
- .Cases("s390x", "systemz", Triple::systemz)
- .Case("sparc", Triple::sparc)
- .Case("sparcel", Triple::sparcel)
- .Cases("sparcv9", "sparc64", Triple::sparcv9)
- .Case("tce", Triple::tce)
- .Case("tcele", Triple::tcele)
- .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)
- .Case("lanai", Triple::lanai)
- .Case("shave", Triple::shave)
- .Case("wasm32", Triple::wasm32)
- .Case("wasm64", Triple::wasm64)
- .Case("renderscript32", Triple::renderscript32)
- .Case("renderscript64", Triple::renderscript64)
- .Default(Triple::UnknownArch);
- // Some architectures require special parsing logic just to compute the
- // ArchType result.
- if (AT == Triple::UnknownArch) {
- if (ArchName.startswith("arm") || ArchName.startswith("thumb") ||
- ArchName.startswith("aarch64"))
- return parseARMArch(ArchName);
- if (ArchName.startswith("bpf"))
- return parseBPFArch(ArchName);
- }
- return AT;
- }
- 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)
- .Case("myriad", Triple::Myriad)
- .Case("amd", Triple::AMD)
- .Case("mesa", Triple::Mesa)
- .Case("suse", Triple::SUSE)
- .Case("oe", Triple::OpenEmbedded)
- .Default(Triple::UnknownVendor);
- }
- static Triple::OSType parseOS(StringRef OSName) {
- return StringSwitch<Triple::OSType>(OSName)
- .StartsWith("ananas", Triple::Ananas)
- .StartsWith("cloudabi", Triple::CloudABI)
- .StartsWith("darwin", Triple::Darwin)
- .StartsWith("dragonfly", Triple::DragonFly)
- .StartsWith("freebsd", Triple::FreeBSD)
- .StartsWith("fuchsia", Triple::Fuchsia)
- .StartsWith("ios", Triple::IOS)
- .StartsWith("kfreebsd", Triple::KFreeBSD)
- .StartsWith("linux", Triple::Linux)
- .StartsWith("lv2", Triple::Lv2)
- .StartsWith("macos", 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("aix", Triple::AIX)
- .StartsWith("cuda", Triple::CUDA)
- .StartsWith("nvcl", Triple::NVCL)
- .StartsWith("amdhsa", Triple::AMDHSA)
- .StartsWith("ps4", Triple::PS4)
- .StartsWith("elfiamcu", Triple::ELFIAMCU)
- .StartsWith("tvos", Triple::TvOS)
- .StartsWith("watchos", Triple::WatchOS)
- .StartsWith("mesa3d", Triple::Mesa3D)
- .StartsWith("contiki", Triple::Contiki)
- .StartsWith("amdpal", Triple::AMDPAL)
- .StartsWith("hermit", Triple::HermitCore)
- .StartsWith("hurd", Triple::Hurd)
- .StartsWith("wasi", Triple::WASI)
- .StartsWith("emscripten", Triple::Emscripten)
- .Default(Triple::UnknownOS);
- }
- static Triple::EnvironmentType parseEnvironment(StringRef EnvironmentName) {
- return StringSwitch<Triple::EnvironmentType>(EnvironmentName)
- .StartsWith("eabihf", Triple::EABIHF)
- .StartsWith("eabi", Triple::EABI)
- .StartsWith("elfv1", Triple::ELFv1)
- .StartsWith("elfv2", Triple::ELFv2)
- .StartsWith("gnuabin32", Triple::GNUABIN32)
- .StartsWith("gnuabi64", Triple::GNUABI64)
- .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("musleabihf", Triple::MuslEABIHF)
- .StartsWith("musleabi", Triple::MuslEABI)
- .StartsWith("musl", Triple::Musl)
- .StartsWith("msvc", Triple::MSVC)
- .StartsWith("itanium", Triple::Itanium)
- .StartsWith("cygnus", Triple::Cygnus)
- .StartsWith("coreclr", Triple::CoreCLR)
- .StartsWith("simulator", Triple::Simulator)
- .StartsWith("macabi", Triple::MacABI)
- .Default(Triple::UnknownEnvironment);
- }
- static Triple::ObjectFormatType parseFormat(StringRef EnvironmentName) {
- return StringSwitch<Triple::ObjectFormatType>(EnvironmentName)
- // "xcoff" must come before "coff" because of the order-dependendent
- // pattern matching.
- .EndsWith("xcoff", Triple::XCOFF)
- .EndsWith("coff", Triple::COFF)
- .EndsWith("elf", Triple::ELF)
- .EndsWith("macho", Triple::MachO)
- .EndsWith("wasm", Triple::Wasm)
- .Default(Triple::UnknownObjectFormat);
- }
- static Triple::SubArchType parseSubArch(StringRef SubArchName) {
- if (SubArchName.startswith("mips") &&
- (SubArchName.endswith("r6el") || SubArchName.endswith("r6")))
- return Triple::MipsSubArch_r6;
- StringRef ARMSubArch = ARM::getCanonicalArchName(SubArchName);
- // For now, this is the small part. Early return.
- if (ARMSubArch.empty())
- return StringSwitch<Triple::SubArchType>(SubArchName)
- .EndsWith("kalimba3", Triple::KalimbaSubArch_v3)
- .EndsWith("kalimba4", Triple::KalimbaSubArch_v4)
- .EndsWith("kalimba5", Triple::KalimbaSubArch_v5)
- .Default(Triple::NoSubArch);
- // ARM sub arch.
- switch(ARM::parseArch(ARMSubArch)) {
- case ARM::ArchKind::ARMV4:
- return Triple::NoSubArch;
- case ARM::ArchKind::ARMV4T:
- return Triple::ARMSubArch_v4t;
- case ARM::ArchKind::ARMV5T:
- return Triple::ARMSubArch_v5;
- case ARM::ArchKind::ARMV5TE:
- case ARM::ArchKind::IWMMXT:
- case ARM::ArchKind::IWMMXT2:
- case ARM::ArchKind::XSCALE:
- case ARM::ArchKind::ARMV5TEJ:
- return Triple::ARMSubArch_v5te;
- case ARM::ArchKind::ARMV6:
- return Triple::ARMSubArch_v6;
- case ARM::ArchKind::ARMV6K:
- case ARM::ArchKind::ARMV6KZ:
- return Triple::ARMSubArch_v6k;
- case ARM::ArchKind::ARMV6T2:
- return Triple::ARMSubArch_v6t2;
- case ARM::ArchKind::ARMV6M:
- return Triple::ARMSubArch_v6m;
- case ARM::ArchKind::ARMV7A:
- case ARM::ArchKind::ARMV7R:
- return Triple::ARMSubArch_v7;
- case ARM::ArchKind::ARMV7VE:
- return Triple::ARMSubArch_v7ve;
- case ARM::ArchKind::ARMV7K:
- return Triple::ARMSubArch_v7k;
- case ARM::ArchKind::ARMV7M:
- return Triple::ARMSubArch_v7m;
- case ARM::ArchKind::ARMV7S:
- return Triple::ARMSubArch_v7s;
- case ARM::ArchKind::ARMV7EM:
- return Triple::ARMSubArch_v7em;
- case ARM::ArchKind::ARMV8A:
- return Triple::ARMSubArch_v8;
- case ARM::ArchKind::ARMV8_1A:
- return Triple::ARMSubArch_v8_1a;
- case ARM::ArchKind::ARMV8_2A:
- return Triple::ARMSubArch_v8_2a;
- case ARM::ArchKind::ARMV8_3A:
- return Triple::ARMSubArch_v8_3a;
- case ARM::ArchKind::ARMV8_4A:
- return Triple::ARMSubArch_v8_4a;
- case ARM::ArchKind::ARMV8_5A:
- return Triple::ARMSubArch_v8_5a;
- case ARM::ArchKind::ARMV8R:
- return Triple::ARMSubArch_v8r;
- case ARM::ArchKind::ARMV8MBaseline:
- return Triple::ARMSubArch_v8m_baseline;
- case ARM::ArchKind::ARMV8MMainline:
- return Triple::ARMSubArch_v8m_mainline;
- case ARM::ArchKind::ARMV8_1MMainline:
- return Triple::ARMSubArch_v8_1m_mainline;
- default:
- return Triple::NoSubArch;
- }
- }
- static StringRef 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";
- case Triple::Wasm: return "wasm";
- case Triple::XCOFF: return "xcoff";
- }
- llvm_unreachable("unknown object format type");
- }
- static Triple::ObjectFormatType getDefaultFormat(const Triple &T) {
- switch (T.getArch()) {
- case Triple::UnknownArch:
- case Triple::aarch64:
- case Triple::aarch64_32:
- case Triple::arm:
- case Triple::thumb:
- case Triple::x86:
- case Triple::x86_64:
- if (T.isOSDarwin())
- return Triple::MachO;
- else if (T.isOSWindows())
- return Triple::COFF;
- return Triple::ELF;
- case Triple::aarch64_be:
- case Triple::arc:
- case Triple::amdgcn:
- case Triple::amdil:
- case Triple::amdil64:
- case Triple::armeb:
- case Triple::avr:
- case Triple::bpfeb:
- case Triple::bpfel:
- case Triple::hexagon:
- case Triple::lanai:
- case Triple::hsail:
- case Triple::hsail64:
- case Triple::kalimba:
- case Triple::le32:
- case Triple::le64:
- case Triple::mips:
- case Triple::mips64:
- case Triple::mips64el:
- case Triple::mipsel:
- case Triple::msp430:
- case Triple::nvptx:
- case Triple::nvptx64:
- case Triple::ppc64le:
- case Triple::r600:
- case Triple::renderscript32:
- case Triple::renderscript64:
- case Triple::riscv32:
- case Triple::riscv64:
- case Triple::shave:
- case Triple::sparc:
- case Triple::sparcel:
- case Triple::sparcv9:
- case Triple::spir:
- case Triple::spir64:
- case Triple::systemz:
- case Triple::tce:
- case Triple::tcele:
- case Triple::thumbeb:
- case Triple::xcore:
- return Triple::ELF;
- case Triple::ppc:
- case Triple::ppc64:
- if (T.isOSDarwin())
- return Triple::MachO;
- else if (T.isOSAIX())
- return Triple::XCOFF;
- return Triple::ELF;
- case Triple::wasm32:
- case Triple::wasm64:
- return Triple::Wasm;
- }
- llvm_unreachable("unknown architecture");
- }
- /// 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(UnknownArch), SubArch(NoSubArch),
- Vendor(UnknownVendor), OS(UnknownOS), Environment(UnknownEnvironment),
- ObjectFormat(UnknownObjectFormat) {
- // Do minimal parsing by hand here.
- SmallVector<StringRef, 4> Components;
- StringRef(Data).split(Components, '-', /*MaxSplit*/ 3);
- if (Components.size() > 0) {
- Arch = parseArch(Components[0]);
- SubArch = parseSubArch(Components[0]);
- if (Components.size() > 1) {
- Vendor = parseVendor(Components[1]);
- if (Components.size() > 2) {
- OS = parseOS(Components[2]);
- if (Components.size() > 3) {
- Environment = parseEnvironment(Components[3]);
- ObjectFormat = parseFormat(Components[3]);
- }
- }
- } else {
- Environment =
- StringSwitch<Triple::EnvironmentType>(Components[0])
- .StartsWith("mipsn32", Triple::GNUABIN32)
- .StartsWith("mips64", Triple::GNUABI64)
- .StartsWith("mipsisa64", Triple::GNUABI64)
- .StartsWith("mipsisa32", Triple::GNU)
- .Cases("mips", "mipsel", "mipsr6", "mipsr6el", Triple::GNU)
- .Default(UnknownEnvironment);
- }
- }
- if (ObjectFormat == UnknownObjectFormat)
- ObjectFormat = getDefaultFormat(*this);
- }
- /// 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);
- }
- /// 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;
- 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
- // known vendor, preferentially use it for the vendor, etc. This avoids silly
- // component movement when a component parses as (eg) both a valid arch and a
- // valid os.
- ArchType Arch = UnknownArch;
- if (Components.size() > 0)
- Arch = parseArch(Components[0]);
- VendorType Vendor = UnknownVendor;
- if (Components.size() > 1)
- Vendor = parseVendor(Components[1]);
- OSType OS = UnknownOS;
- 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]);
- 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 Found[4];
- Found[0] = Arch != UnknownArch;
- Found[1] = Vendor != UnknownVendor;
- Found[2] = OS != UnknownOS;
- Found[3] = Environment != UnknownEnvironment;
- // If they are not there already, permute the components into their canonical
- // positions by seeing if they parse as a valid architecture, and if so moving
- // the component to the architecture position etc.
- for (unsigned Pos = 0; Pos != array_lengthof(Found); ++Pos) {
- if (Found[Pos])
- continue; // Already in the canonical position.
- for (unsigned Idx = 0; Idx != Components.size(); ++Idx) {
- // Do not reparse any components that already matched.
- if (Idx < array_lengthof(Found) && Found[Idx])
- continue;
- // Does this component parse as valid for the target position?
- bool Valid = false;
- StringRef Comp = Components[Idx];
- switch (Pos) {
- default: llvm_unreachable("unexpected component type!");
- case 0:
- Arch = parseArch(Comp);
- Valid = Arch != UnknownArch;
- break;
- case 1:
- Vendor = parseVendor(Comp);
- Valid = Vendor != UnknownVendor;
- break;
- case 2:
- OS = parseOS(Comp);
- IsCygwin = Comp.startswith("cygwin");
- IsMinGW32 = Comp.startswith("mingw");
- Valid = OS != UnknownOS || IsCygwin || IsMinGW32;
- break;
- case 3:
- Environment = parseEnvironment(Comp);
- Valid = Environment != UnknownEnvironment;
- if (!Valid) {
- ObjectFormat = parseFormat(Comp);
- Valid = ObjectFormat != UnknownObjectFormat;
- }
- break;
- }
- if (!Valid)
- continue; // Nope, try the next component.
- // Move the component to the target position, pushing any non-fixed
- // components that are in the way to the right. This tends to give
- // good results in the common cases of a forgotten vendor component
- // or a wrongly positioned environment.
- if (Pos < Idx) {
- // Insert left, pushing the existing components to the right. For
- // example, a-b-i386 -> i386-a-b when moving i386 to the front.
- StringRef CurrentComponent(""); // The empty component.
- // Replace the component we are moving with an empty component.
- std::swap(CurrentComponent, Components[Idx]);
- // Insert the component being moved at Pos, displacing any existing
- // components to the right.
- for (unsigned i = Pos; !CurrentComponent.empty(); ++i) {
- // Skip over any fixed components.
- 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]);
- }
- } else if (Pos > Idx) {
- // Push right by inserting empty components until the component at Idx
- // reaches the target position Pos. For example, pc-a -> -pc-a when
- // moving pc to the second position.
- do {
- // Insert one empty component at Idx.
- StringRef CurrentComponent(""); // The empty component.
- for (unsigned i = Idx; i < Components.size();) {
- // 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]);
- // If it was placed on top of an empty component then we are done.
- if (CurrentComponent.empty())
- break;
- // Advance to the next component, skipping any fixed components.
- while (++i < array_lengthof(Found) && Found[i])
- ;
- }
- // The last component was pushed off the end - append it.
- if (!CurrentComponent.empty())
- Components.push_back(CurrentComponent);
- // Advance Idx to the component's new position.
- 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 &&
- "Component moved wrong!");
- Found[Pos] = true;
- break;
- }
- }
- // Replace empty components with "unknown" value.
- for (unsigned i = 0, e = Components.size(); i < e; ++i) {
- if (Components[i].empty())
- Components[i] = "unknown";
- }
- // Special case logic goes here. At this point Arch, Vendor and OS have the
- // correct values for the computed components.
- std::string NormalizedEnvironment;
- if (Environment == Triple::Android && Components[3].startswith("androideabi")) {
- StringRef AndroidVersion = Components[3].drop_front(strlen("androideabi"));
- if (AndroidVersion.empty()) {
- Components[3] = "android";
- } else {
- NormalizedEnvironment = Twine("android", AndroidVersion).str();
- Components[3] = NormalizedEnvironment;
- }
- }
- // SUSE uses "gnueabi" to mean "gnueabihf"
- if (Vendor == Triple::SUSE && Environment == llvm::Triple::GNUEABI)
- Components[3] = "gnueabihf";
- 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) {
- if (i) Normalized += '-';
- Normalized += Components[i];
- }
- return Normalized;
- }
- StringRef Triple::getArchName() const {
- return StringRef(Data).split('-').first; // Isolate first component
- }
- StringRef Triple::getVendorName() const {
- StringRef Tmp = StringRef(Data).split('-').second; // Strip first component
- return Tmp.split('-').first; // Isolate second component
- }
- StringRef Triple::getOSName() const {
- StringRef Tmp = StringRef(Data).split('-').second; // Strip first component
- Tmp = Tmp.split('-').second; // Strip second component
- return Tmp.split('-').first; // Isolate third component
- }
- StringRef Triple::getEnvironmentName() const {
- StringRef Tmp = StringRef(Data).split('-').second; // Strip first component
- Tmp = Tmp.split('-').second; // Strip second component
- return Tmp.split('-').second; // Strip third component
- }
- StringRef Triple::getOSAndEnvironmentName() const {
- StringRef Tmp = StringRef(Data).split('-').second; // Strip first component
- return Tmp.split('-').second; // Strip second component
- }
- static unsigned EatNumber(StringRef &Str) {
- assert(!Str.empty() && Str[0] >= '0' && Str[0] <= '9' && "Not a number");
- unsigned Result = 0;
- do {
- // Consume the leading digit.
- Result = Result*10 + (Str[0] - '0');
- // Eat the digit.
- Str = Str.substr(1);
- } while (!Str.empty() && Str[0] >= '0' && Str[0] <= '9');
- return Result;
- }
- static void parseVersionFromName(StringRef Name, unsigned &Major,
- unsigned &Minor, unsigned &Micro) {
- // Any unset version defaults to 0.
- Major = Minor = Micro = 0;
- // Parse up to three components.
- unsigned *Components[3] = {&Major, &Minor, &Micro};
- for (unsigned i = 0; i != 3; ++i) {
- if (Name.empty() || Name[0] < '0' || Name[0] > '9')
- break;
- // Consume the leading number.
- *Components[i] = EatNumber(Name);
- // Consume the separator, if present.
- if (Name.startswith("."))
- Name = Name.substr(1);
- }
- }
- void Triple::getEnvironmentVersion(unsigned &Major, unsigned &Minor,
- unsigned &Micro) const {
- StringRef EnvironmentName = getEnvironmentName();
- StringRef EnvironmentTypeName = getEnvironmentTypeName(getEnvironment());
- if (EnvironmentName.startswith(EnvironmentTypeName))
- EnvironmentName = EnvironmentName.substr(EnvironmentTypeName.size());
- parseVersionFromName(EnvironmentName, Major, Minor, Micro);
- }
- void Triple::getOSVersion(unsigned &Major, unsigned &Minor,
- unsigned &Micro) const {
- StringRef OSName = getOSName();
- // Assume that the OS portion of the triple starts with the canonical name.
- StringRef OSTypeName = getOSTypeName(getOS());
- if (OSName.startswith(OSTypeName))
- OSName = OSName.substr(OSTypeName.size());
- else if (getOS() == MacOSX)
- OSName.consume_front("macos");
- parseVersionFromName(OSName, Major, Minor, Micro);
- }
- 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:
- case TvOS:
- case WatchOS:
- // 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:
- case TvOS:
- getOSVersion(Major, Minor, Micro);
- // Default to 5.0 (or 7.0 for arm64).
- if (Major == 0)
- Major = (getArch() == aarch64) ? 7 : 5;
- break;
- case WatchOS:
- llvm_unreachable("conflicting triple info");
- }
- }
- void Triple::getWatchOSVersion(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 = 2;
- Minor = 0;
- Micro = 0;
- break;
- case WatchOS:
- getOSVersion(Major, Minor, Micro);
- if (Major == 0)
- Major = 2;
- break;
- case IOS:
- llvm_unreachable("conflicting triple info");
- }
- }
- void Triple::setTriple(const Twine &Str) {
- *this = Triple(Str);
- }
- void Triple::setArch(ArchType Kind) {
- setArchName(getArchTypeName(Kind));
- }
- void Triple::setVendor(VendorType Kind) {
- setVendorName(getVendorTypeName(Kind));
- }
- void Triple::setOS(OSType Kind) {
- setOSName(getOSTypeName(Kind));
- }
- void Triple::setEnvironment(EnvironmentType 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));
- 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;
- Triple += Str;
- Triple += "-";
- Triple += getVendorName();
- Triple += "-";
- Triple += getOSAndEnvironmentName();
- setTriple(Triple);
- }
- void Triple::setVendorName(StringRef Str) {
- setTriple(getArchName() + "-" + Str + "-" + getOSAndEnvironmentName());
- }
- void Triple::setOSName(StringRef Str) {
- if (hasEnvironment())
- setTriple(getArchName() + "-" + getVendorName() + "-" + Str +
- "-" + getEnvironmentName());
- else
- setTriple(getArchName() + "-" + getVendorName() + "-" + Str);
- }
- void Triple::setEnvironmentName(StringRef Str) {
- setTriple(getArchName() + "-" + getVendorName() + "-" + getOSName() +
- "-" + Str);
- }
- 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::avr:
- case llvm::Triple::msp430:
- return 16;
- case llvm::Triple::aarch64_32:
- case llvm::Triple::arc:
- 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::riscv32:
- case llvm::Triple::sparc:
- case llvm::Triple::sparcel:
- case llvm::Triple::tce:
- case llvm::Triple::tcele:
- 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:
- case llvm::Triple::lanai:
- case llvm::Triple::shave:
- case llvm::Triple::wasm32:
- case llvm::Triple::renderscript32:
- return 32;
- case llvm::Triple::aarch64:
- case llvm::Triple::aarch64_be:
- case llvm::Triple::amdgcn:
- case llvm::Triple::bpfel:
- case llvm::Triple::bpfeb:
- 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::riscv64:
- 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:
- case llvm::Triple::wasm64:
- case llvm::Triple::renderscript64:
- 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::amdgcn:
- case Triple::avr:
- case Triple::bpfel:
- case Triple::bpfeb:
- case Triple::msp430:
- case Triple::systemz:
- case Triple::ppc64le:
- T.setArch(UnknownArch);
- break;
- case Triple::aarch64_32:
- case Triple::amdil:
- case Triple::hsail:
- case Triple::spir:
- case Triple::arc:
- 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::riscv32:
- case Triple::sparc:
- case Triple::sparcel:
- case Triple::tce:
- case Triple::tcele:
- case Triple::thumb:
- case Triple::thumbeb:
- case Triple::x86:
- case Triple::xcore:
- case Triple::lanai:
- case Triple::shave:
- case Triple::wasm32:
- case Triple::renderscript32:
- // Already 32-bit.
- break;
- case Triple::aarch64: T.setArch(Triple::arm); break;
- case Triple::aarch64_be: T.setArch(Triple::armeb); 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::riscv64: T.setArch(Triple::riscv32); 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;
- case Triple::wasm64: T.setArch(Triple::wasm32); break;
- case Triple::renderscript64: T.setArch(Triple::renderscript32); break;
- }
- return T;
- }
- Triple Triple::get64BitArchVariant() const {
- Triple T(*this);
- switch (getArch()) {
- case Triple::UnknownArch:
- case Triple::arc:
- case Triple::avr:
- case Triple::hexagon:
- case Triple::kalimba:
- case Triple::lanai:
- case Triple::msp430:
- case Triple::r600:
- case Triple::tce:
- case Triple::tcele:
- case Triple::xcore:
- case Triple::sparcel:
- case Triple::shave:
- T.setArch(UnknownArch);
- break;
- case Triple::aarch64:
- case Triple::aarch64_be:
- case Triple::bpfel:
- case Triple::bpfeb:
- case Triple::le64:
- case Triple::amdil64:
- case Triple::amdgcn:
- case Triple::hsail64:
- case Triple::spir64:
- case Triple::mips64:
- case Triple::mips64el:
- case Triple::nvptx64:
- case Triple::ppc64:
- case Triple::ppc64le:
- case Triple::riscv64:
- case Triple::sparcv9:
- case Triple::systemz:
- case Triple::x86_64:
- case Triple::wasm64:
- case Triple::renderscript64:
- // Already 64-bit.
- break;
- case Triple::aarch64_32: T.setArch(Triple::aarch64); break;
- case Triple::arm: T.setArch(Triple::aarch64); break;
- case Triple::armeb: T.setArch(Triple::aarch64_be); 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::riscv32: T.setArch(Triple::riscv64); 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;
- case Triple::thumb: T.setArch(Triple::aarch64); break;
- case Triple::thumbeb: T.setArch(Triple::aarch64_be); break;
- case Triple::wasm32: T.setArch(Triple::wasm64); break;
- case Triple::renderscript32: T.setArch(Triple::renderscript64); break;
- }
- return T;
- }
- Triple Triple::getBigEndianArchVariant() const {
- Triple T(*this);
- // Already big endian.
- if (!isLittleEndian())
- return T;
- switch (getArch()) {
- case Triple::UnknownArch:
- case Triple::amdgcn:
- case Triple::amdil64:
- case Triple::amdil:
- case Triple::avr:
- case Triple::hexagon:
- case Triple::hsail64:
- case Triple::hsail:
- case Triple::kalimba:
- case Triple::le32:
- case Triple::le64:
- case Triple::msp430:
- case Triple::nvptx64:
- case Triple::nvptx:
- case Triple::r600:
- case Triple::riscv32:
- case Triple::riscv64:
- case Triple::shave:
- case Triple::spir64:
- case Triple::spir:
- case Triple::wasm32:
- case Triple::wasm64:
- case Triple::x86:
- case Triple::x86_64:
- case Triple::xcore:
- case Triple::renderscript32:
- case Triple::renderscript64:
- // ARM is intentionally unsupported here, changing the architecture would
- // drop any arch suffixes.
- case Triple::arm:
- case Triple::thumb:
- T.setArch(UnknownArch);
- break;
- case Triple::tcele: T.setArch(Triple::tce); break;
- case Triple::aarch64: T.setArch(Triple::aarch64_be); break;
- case Triple::bpfel: T.setArch(Triple::bpfeb); break;
- case Triple::mips64el:T.setArch(Triple::mips64); break;
- case Triple::mipsel: T.setArch(Triple::mips); break;
- case Triple::ppc64le: T.setArch(Triple::ppc64); break;
- case Triple::sparcel: T.setArch(Triple::sparc); break;
- default:
- llvm_unreachable("getBigEndianArchVariant: unknown triple.");
- }
- return T;
- }
- Triple Triple::getLittleEndianArchVariant() const {
- Triple T(*this);
- if (isLittleEndian())
- return T;
- switch (getArch()) {
- case Triple::UnknownArch:
- case Triple::lanai:
- case Triple::ppc:
- case Triple::sparcv9:
- case Triple::systemz:
- // ARM is intentionally unsupported here, changing the architecture would
- // drop any arch suffixes.
- case Triple::armeb:
- case Triple::thumbeb:
- T.setArch(UnknownArch);
- break;
- case Triple::tce: T.setArch(Triple::tcele); break;
- case Triple::aarch64_be: T.setArch(Triple::aarch64); break;
- case Triple::bpfeb: T.setArch(Triple::bpfel); break;
- case Triple::mips64: T.setArch(Triple::mips64el); break;
- case Triple::mips: T.setArch(Triple::mipsel); break;
- case Triple::ppc64: T.setArch(Triple::ppc64le); break;
- case Triple::sparc: T.setArch(Triple::sparcel); break;
- default:
- llvm_unreachable("getLittleEndianArchVariant: unknown triple.");
- }
- return T;
- }
- bool Triple::isLittleEndian() const {
- switch (getArch()) {
- case Triple::aarch64:
- case Triple::aarch64_32:
- case Triple::amdgcn:
- case Triple::amdil64:
- case Triple::amdil:
- case Triple::arm:
- case Triple::avr:
- case Triple::bpfel:
- case Triple::hexagon:
- case Triple::hsail64:
- case Triple::hsail:
- case Triple::kalimba:
- case Triple::le32:
- case Triple::le64:
- case Triple::mips64el:
- case Triple::mipsel:
- case Triple::msp430:
- case Triple::nvptx64:
- case Triple::nvptx:
- case Triple::ppc64le:
- case Triple::r600:
- case Triple::riscv32:
- case Triple::riscv64:
- case Triple::shave:
- case Triple::sparcel:
- case Triple::spir64:
- case Triple::spir:
- case Triple::thumb:
- case Triple::wasm32:
- case Triple::wasm64:
- case Triple::x86:
- case Triple::x86_64:
- case Triple::xcore:
- case Triple::tcele:
- case Triple::renderscript32:
- case Triple::renderscript64:
- return true;
- default:
- return false;
- }
- }
- bool Triple::isCompatibleWith(const Triple &Other) const {
- // ARM and Thumb triples are compatible, if subarch, vendor and OS match.
- if ((getArch() == Triple::thumb && Other.getArch() == Triple::arm) ||
- (getArch() == Triple::arm && Other.getArch() == Triple::thumb) ||
- (getArch() == Triple::thumbeb && Other.getArch() == Triple::armeb) ||
- (getArch() == Triple::armeb && Other.getArch() == Triple::thumbeb)) {
- if (getVendor() == Triple::Apple)
- return getSubArch() == Other.getSubArch() &&
- getVendor() == Other.getVendor() && getOS() == Other.getOS();
- else
- return getSubArch() ==…
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