| //===--- 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/StringExtras.h" |
| #include "llvm/ADT/StringSwitch.h" |
| #include "llvm/Support/ErrorHandling.h" |
| #include "llvm/Support/Host.h" |
| #include "llvm/Support/SwapByteOrder.h" |
| #include "llvm/Support/TargetParser.h" |
| #include "llvm/Support/VersionTuple.h" |
| #include <cassert> |
| #include <cstring> |
| using namespace llvm; |
| |
| StringRef Triple::getArchTypeName(ArchType Kind) { |
| switch (Kind) { |
| case UnknownArch: return "unknown"; |
| |
| case aarch64: return "aarch64"; |
| case aarch64_32: return "aarch64_32"; |
| case aarch64_be: return "aarch64_be"; |
| case amdgcn: return "amdgcn"; |
| case amdil64: return "amdil64"; |
| case amdil: return "amdil"; |
| case arc: return "arc"; |
| case arm: return "arm"; |
| case armeb: return "armeb"; |
| case avr: return "avr"; |
| case bpfeb: return "bpfeb"; |
| case bpfel: return "bpfel"; |
| case csky: return "csky"; |
| case hexagon: return "hexagon"; |
| case hsail64: return "hsail64"; |
| case hsail: return "hsail"; |
| case kalimba: return "kalimba"; |
| case lanai: return "lanai"; |
| case le32: return "le32"; |
| case le64: return "le64"; |
| case m68k: return "m68k"; |
| case mips64: return "mips64"; |
| case mips64el: return "mips64el"; |
| case mips: return "mips"; |
| case mipsel: return "mipsel"; |
| case msp430: return "msp430"; |
| case nvptx64: return "nvptx64"; |
| case nvptx: return "nvptx"; |
| case ppc64: return "powerpc64"; |
| case ppc64le: return "powerpc64le"; |
| case ppc: return "powerpc"; |
| case ppcle: return "powerpcle"; |
| case r600: return "r600"; |
| case renderscript32: return "renderscript32"; |
| case renderscript64: return "renderscript64"; |
| case riscv32: return "riscv32"; |
| case riscv64: return "riscv64"; |
| case shave: return "shave"; |
| case sparc: return "sparc"; |
| case sparcel: return "sparcel"; |
| case sparcv9: return "sparcv9"; |
| case spir64: return "spir64"; |
| case spir: return "spir"; |
| case systemz: return "s390x"; |
| case tce: return "tce"; |
| case tcele: return "tcele"; |
| case thumb: return "thumb"; |
| case thumbeb: return "thumbeb"; |
| case ve: return "ve"; |
| case wasm32: return "wasm32"; |
| case wasm64: return "wasm64"; |
| case x86: return "i386"; |
| case x86_64: return "x86_64"; |
| case xcore: return "xcore"; |
| } |
| |
| 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: |
| case ppcle: return "ppc"; |
| |
| case m68k: return "m68k"; |
| |
| 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"; |
| |
| case ve: return "ve"; |
| case csky: return "csky"; |
| } |
| } |
| |
| StringRef Triple::getVendorTypeName(VendorType Kind) { |
| switch (Kind) { |
| case UnknownVendor: return "unknown"; |
| |
| case AMD: return "amd"; |
| case Apple: return "apple"; |
| case CSR: return "csr"; |
| case Freescale: return "fsl"; |
| case IBM: return "ibm"; |
| case ImaginationTechnologies: return "img"; |
| case Mesa: return "mesa"; |
| case MipsTechnologies: return "mti"; |
| case Myriad: return "myriad"; |
| case NVIDIA: return "nvidia"; |
| case OpenEmbedded: return "oe"; |
| case PC: return "pc"; |
| case SCEI: return "scei"; |
| case SUSE: return "suse"; |
| } |
| |
| llvm_unreachable("Invalid VendorType!"); |
| } |
| |
| StringRef Triple::getOSTypeName(OSType Kind) { |
| switch (Kind) { |
| case UnknownOS: return "unknown"; |
| |
| case AIX: return "aix"; |
| case AMDHSA: return "amdhsa"; |
| case AMDPAL: return "amdpal"; |
| case Ananas: return "ananas"; |
| case CUDA: return "cuda"; |
| case CloudABI: return "cloudabi"; |
| case Contiki: return "contiki"; |
| case Darwin: return "darwin"; |
| case DragonFly: return "dragonfly"; |
| case ELFIAMCU: return "elfiamcu"; |
| case Emscripten: return "emscripten"; |
| case FreeBSD: return "freebsd"; |
| case Fuchsia: return "fuchsia"; |
| case Haiku: return "haiku"; |
| case HermitCore: return "hermit"; |
| case Hurd: return "hurd"; |
| case IOS: return "ios"; |
| case KFreeBSD: return "kfreebsd"; |
| case Linux: return "linux"; |
| case Lv2: return "lv2"; |
| case MacOSX: return "macosx"; |
| case Mesa3D: return "mesa3d"; |
| case Minix: return "minix"; |
| case NVCL: return "nvcl"; |
| case NaCl: return "nacl"; |
| case NetBSD: return "netbsd"; |
| case OpenBSD: return "openbsd"; |
| case PS4: return "ps4"; |
| case RTEMS: return "rtems"; |
| case Solaris: return "solaris"; |
| case TvOS: return "tvos"; |
| case WASI: return "wasi"; |
| case WatchOS: return "watchos"; |
| case Win32: return "windows"; |
| case ZOS: return "zos"; |
| } |
| |
| llvm_unreachable("Invalid OSType"); |
| } |
| |
| StringRef Triple::getEnvironmentTypeName(EnvironmentType Kind) { |
| switch (Kind) { |
| case UnknownEnvironment: return "unknown"; |
| case Android: return "android"; |
| case CODE16: return "code16"; |
| case CoreCLR: return "coreclr"; |
| case Cygnus: return "cygnus"; |
| case EABI: return "eabi"; |
| case EABIHF: return "eabihf"; |
| case GNU: return "gnu"; |
| case GNUABI64: return "gnuabi64"; |
| case GNUABIN32: return "gnuabin32"; |
| case GNUEABI: return "gnueabi"; |
| case GNUEABIHF: return "gnueabihf"; |
| case GNUX32: return "gnux32"; |
| case GNUILP32: return "gnu_ilp32"; |
| case Itanium: return "itanium"; |
| case MSVC: return "msvc"; |
| case MacABI: return "macabi"; |
| case Musl: return "musl"; |
| case MuslEABI: return "musleabi"; |
| case MuslEABIHF: return "musleabihf"; |
| case MuslX32: return "muslx32"; |
| case Simulator: return "simulator"; |
| } |
| |
| 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("m68k", m68k) |
| .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("ppc32le", ppcle) |
| .Case("ppcle", ppcle) |
| .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) |
| .Case("ve", ve) |
| .Case("csky", csky) |
| .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", "powerpcspe", "ppc", "ppc32", Triple::ppc) |
| .Cases("powerpcle", "ppcle", "ppc32le", Triple::ppcle) |
| .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("arm64e", Triple::aarch64) |
| .Case("arm", Triple::arm) |
| .Case("armeb", Triple::armeb) |
| .Case("thumb", Triple::thumb) |
| .Case("thumbeb", Triple::thumbeb) |
| .Case("avr", Triple::avr) |
| .Case("m68k", Triple::m68k) |
| .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("renderscript32", Triple::renderscript32) |
| .Case("renderscript64", Triple::renderscript64) |
| .Case("shave", Triple::shave) |
| .Case("ve", Triple::ve) |
| .Case("wasm32", Triple::wasm32) |
| .Case("wasm64", Triple::wasm64) |
| .Case("csky", Triple::csky) |
| .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("sie", Triple::SCEI) |
| .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("zos", Triple::ZOS) |
| .StartsWith("haiku", Triple::Haiku) |
| .StartsWith("minix", Triple::Minix) |
| .StartsWith("rtems", Triple::RTEMS) |
| .StartsWith("nacl", Triple::NaCl) |
| .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("gnuabin32", Triple::GNUABIN32) |
| .StartsWith("gnuabi64", Triple::GNUABI64) |
| .StartsWith("gnueabihf", Triple::GNUEABIHF) |
| .StartsWith("gnueabi", Triple::GNUEABI) |
| .StartsWith("gnux32", Triple::GNUX32) |
| .StartsWith("gnu_ilp32", Triple::GNUILP32) |
| .StartsWith("code16", Triple::CODE16) |
| .StartsWith("gnu", Triple::GNU) |
| .StartsWith("android", Triple::Android) |
| .StartsWith("musleabihf", Triple::MuslEABIHF) |
| .StartsWith("musleabi", Triple::MuslEABI) |
| .StartsWith("muslx32", Triple::MuslX32) |
| .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("goff", Triple::GOFF) |
| .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; |
| |
| if (SubArchName == "powerpcspe") |
| return Triple::PPCSubArch_spe; |
| |
| if (SubArchName == "arm64e") |
| return Triple::AArch64SubArch_arm64e; |
| |
| 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::ARMV8_6A: |
| return Triple::ARMSubArch_v8_6a; |
| case ARM::ArchKind::ARMV8_7A: |
| return Triple::ARMSubArch_v8_7a; |
| 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::GOFF: return "goff"; |
| 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::amdgcn: |
| case Triple::amdil64: |
| case Triple::amdil: |
| case Triple::arc: |
| case Triple::armeb: |
| case Triple::avr: |
| case Triple::bpfeb: |
| case Triple::bpfel: |
| case Triple::csky: |
| case Triple::hexagon: |
| case Triple::hsail64: |
| case Triple::hsail: |
| case Triple::kalimba: |
| case Triple::lanai: |
| case Triple::le32: |
| case Triple::le64: |
| case Triple::m68k: |
| case Triple::mips64: |
| case Triple::mips64el: |
| case Triple::mips: |
| case Triple::mipsel: |
| case Triple::msp430: |
| case Triple::nvptx64: |
| case Triple::nvptx: |
| case Triple::ppc64le: |
| case Triple::ppcle: |
| 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::spir64: |
| case Triple::spir: |
| case Triple::tce: |
| case Triple::tcele: |
| case Triple::thumbeb: |
| case Triple::ve: |
| case Triple::xcore: |
| return Triple::ELF; |
| |
| case Triple::ppc64: |
| case Triple::ppc: |
| if (T.isOSAIX()) |
| return Triple::XCOFF; |
| return Triple::ELF; |
| |
| case Triple::systemz: |
| if (T.isOSzOS()) |
| return Triple::GOFF; |
| 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. |
| return join(Components, "-"); |
| } |
| |
| 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() && isDigit(Str[0]) && "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() && isDigit(Str[0])); |
| |
| 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; |
| if (Major <= 19) { |
| Micro = 0; |
| Minor = Major - 4; |
| Major = 10; |
| } else { |
| Micro = 0; |
| Minor = 0; |
| // darwin20+ corresponds to macOS 11+. |
| Major = 11 + Major - 20; |
| } |
| break; |
| case MacOSX: |
| // Default to 10.4. |
| if (Major == 0) { |
| Major = 10; |
| Minor = 4; |
| } else 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::amdil: |
| case llvm::Triple::arc: |
| case llvm::Triple::arm: |
| case llvm::Triple::armeb: |
| case llvm::Triple::csky: |
| case llvm::Triple::hexagon: |
| case llvm::Triple::hsail: |
| case llvm::Triple::kalimba: |
| case llvm::Triple::lanai: |
| case llvm::Triple::le32: |
| case llvm::Triple::m68k: |
| case llvm::Triple::mips: |
| case llvm::Triple::mipsel: |
| case llvm::Triple::nvptx: |
| case llvm::Triple::ppc: |
| case llvm::Triple::ppcle: |
| case llvm::Triple::r600: |
| case llvm::Triple::renderscript32: |
| case llvm::Triple::riscv32: |
| case llvm::Triple::shave: |
| case llvm::Triple::sparc: |
| case llvm::Triple::sparcel: |
| case llvm::Triple::spir: |
| case llvm::Triple::tce: |
| case llvm::Triple::tcele: |
| case llvm::Triple::thumb: |
| case llvm::Triple::thumbeb: |
| case llvm::Triple::wasm32: |
| case llvm::Triple::x86: |
| case llvm::Triple::xcore: |
| return 32; |
| |
| case llvm::Triple::aarch64: |
| case llvm::Triple::aarch64_be: |
| case llvm::Triple::amdgcn: |
| case llvm::Triple::amdil64: |
| case llvm::Triple::bpfeb: |
| case llvm::Triple::bpfel: |
| case llvm::Triple::hsail64: |
| 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::renderscript64: |
| case llvm::Triple::riscv64: |
| case llvm::Triple::sparcv9: |
| case llvm::Triple::spir64: |
| case llvm::Triple::systemz: |
| case llvm::Triple::ve: |
| case llvm::Triple::wasm64: |
| case llvm::Triple::x86_64: |
| 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::bpfeb: |
| case Triple::bpfel: |
| case Triple::msp430: |
| case Triple::systemz: |
| case Triple::ve: |
| T.setArch(UnknownArch); |
| break; |
| |
| case Triple::aarch64_32: |
| case Triple::amdil: |
| case Triple::arc: |
| case Triple::arm: |
| case Triple::armeb: |
| case Triple::csky: |
| case Triple::hexagon: |
| case Triple::hsail: |
| case Triple::kalimba: |
| case Triple::lanai: |
| case Triple::le32: |
| case Triple::m68k: |
| case Triple::mips: |
| case Triple::mipsel: |
| case Triple::nvptx: |
| case Triple::ppc: |
| case Triple::ppcle: |
| case Triple::r600: |
| case Triple::renderscript32: |
| case Triple::riscv32: |
| case Triple::shave: |
| case Triple::sparc: |
| case Triple::sparcel: |
| case Triple::spir: |
| case Triple::tce: |
| case Triple::tcele: |
| case Triple::thumb: |
| case Triple::thumbeb: |
| case Triple::wasm32: |
| case Triple::x86: |
| case Triple::xcore: |
| // Already 32-bit. |
| break; |
| |
| case Triple::aarch64: T.setArch(Triple::arm); break; |
| case Triple::aarch64_be: T.setArch(Triple::armeb); break; |
| case Triple::amdil64: T.setArch(Triple::amdil); break; |
| case Triple::hsail64: T.setArch(Triple::hsail); 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::ppc64le: T.setArch(Triple::ppcle); break; |
| case Triple::renderscript64: T.setArch(Triple::renderscript32); break; |
| case Triple::riscv64: T.setArch(Triple::riscv32); break; |
| case Triple::sparcv9: T.setArch(Triple::sparc); break; |
| case Triple::spir64: T.setArch(Triple::spir); break; |
| case Triple::wasm64: T.setArch(Triple::wasm32); break; |
| case Triple::x86_64: T.setArch(Triple::x86); break; |
| } |
| return T; |
| } |
| |
| Triple Triple::get64BitArchVariant() const { |
| Triple T(*this); |
| switch (getArch()) { |
| case Triple::UnknownArch: |
| case Triple::arc: |
| case Triple::avr: |
| case Triple::csky: |
| case Triple::hexagon: |
| case Triple::kalimba: |
| case Triple::lanai: |
| case Triple::m68k: |
| case Triple::msp430: |
| case Triple::r600: |
| case Triple::shave: |
| case Triple::sparcel: |
| case Triple::tce: |
| case Triple::tcele: |
| case Triple::xcore: |
| T.setArch(UnknownArch); |
| break; |
| |
| case Triple::aarch64: |
| case Triple::aarch64_be: |
| case Triple::amdgcn: |
| case Triple::amdil64: |
| case Triple::bpfeb: |
| case Triple::bpfel: |
| case Triple::hsail64: |
| case Triple::le64: |
| case Triple::mips64: |
| case Triple::mips64el: |
| case Triple::nvptx64: |
| case Triple::ppc64: |
| case Triple::ppc64le: |
| case Triple::renderscript64: |
| case Triple::riscv64: |
| case Triple::sparcv9: |
| case Triple::spir64: |
| case Triple::systemz: |
| case Triple::ve: |
| case Triple::wasm64: |
| case Triple::x86_64: |
| // Already 64-bit. |
| break; |
| |
| case Triple::aarch64_32: T.setArch(Triple::aarch64); break; |
| case Triple::amdil: T.setArch(Triple::amdil64); break; |
| case Triple::arm: T.setArch(Triple::aarch64); break; |
| case Triple::armeb: T.setArch(Triple::aarch64_be); break; |
| case Triple::hsail: T.setArch(Triple::hsail64); 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::ppcle: T.setArch(Triple::ppc64le); break; |
| case Triple::renderscript32: T.setArch(Triple::renderscript64); break; |
| case Triple::riscv32: T.setArch(Triple::riscv64); break; |
| case Triple::sparc: T.setArch(Triple::sparcv9); 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::x86: T.setArch(Triple::x86_64); 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::renderscript32: |
| case Triple::renderscript64: |
| 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::ve: |
| case Triple::csky: |
| |
| // 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::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::ppcle: T.setArch(Triple::ppc); break; |
| case Triple::ppc64le: T.setArch(Triple::ppc64); break; |
| case Triple::sparcel: T.setArch(Triple::sparc); break; |
| case Triple::tcele: T.setArch(Triple::tce); 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::sparcv9: |
| case Triple::systemz: |
| case Triple::m68k: |
| |
| // 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::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::ppc: T.setArch(Triple::ppcle); break; |
| case Triple::ppc64: T.setArch(Triple::ppc64le); break; |
| case Triple::sparc: T.setArch(Triple::sparcel); break; |
| case Triple::tce: T.setArch(Triple::tcele); 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::csky: |
| 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::ppcle: |
| case Triple::ppc64le: |
| case Triple::r600: |
| case Triple::renderscript32: |
| case Triple::renderscript64: |
| case Triple::riscv32: |
| case Triple::riscv64: |
| case Triple::shave: |
| case Triple::sparcel: |
| case Triple::spir64: |
| case Triple::spir: |
| case Triple::tcele: |
| case Triple::thumb: |
| case Triple::ve: |
| case Triple::wasm32: |
| case Triple::wasm64: |
| case Triple::x86: |
| case Triple::x86_64: |
| case Triple::xcore: |
| 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() == Other.getSubArch() && |
| getVendor() == Other.getVendor() && getOS() == Other.getOS() && |
| getEnvironment() == Other.getEnvironment() && |
| getObjectFormat() == Other.getObjectFormat(); |
| } |
| |
| // If vendor is apple, ignore the version number. |
| if (getVendor() == Triple::Apple) |
| return getArch() == Other.getArch() && getSubArch() == Other.getSubArch() && |
| getVendor() == Other.getVendor() && getOS() == Other.getOS(); |
| |
| return *this == Other; |
| } |
| |
| std::string Triple::merge(const Triple &Other) const { |
| // If vendor is apple, pick the triple with the larger version number. |
| if (getVendor() == Triple::Apple) |
| if (Other.isOSVersionLT(*this)) |
| return str(); |
| |
| return Other.str(); |
| } |
| |
| bool Triple::isMacOSXVersionLT(unsigned Major, unsigned Minor, |
| unsigned Micro) const { |
| assert(isMacOSX() && "Not an OS X triple!"); |
| |
| // If this is OS X, expect a sane version number. |
| if (getOS() == Triple::MacOSX) |
| return isOSVersionLT(Major, Minor, Micro); |
| |
| // Otherwise, compare to the "Darwin" number. |
| if (Major == 10) { |
| return isOSVersionLT(Minor + 4, Micro, 0); |
| } else { |
| assert(Major >= 11 && "Unexpected major version"); |
| return isOSVersionLT(Major - 11 + 20, Minor, Micro); |
| } |
| } |
| |
| VersionTuple Triple::getMinimumSupportedOSVersion() const { |
| if (getVendor() != Triple::Apple || getArch() != Triple::aarch64) |
| return VersionTuple(); |
| switch (getOS()) { |
| case Triple::MacOSX: |
| // ARM64 slice is supported starting from macOS 11.0+. |
| return VersionTuple(11, 0, 0); |
| case Triple::IOS: |
| // ARM64 slice is supported starting from Mac Catalyst 14 (macOS 11). |
| // ARM64 simulators are supported for iOS 14+. |
| if (isMacCatalystEnvironment() || isSimulatorEnvironment()) |
| return VersionTuple(14, 0, 0); |
| // ARM64e slice is supported starting from iOS 14. |
| if (isArm64e()) |
| return VersionTuple(14, 0, 0); |
| break; |
| case Triple::TvOS: |
| // ARM64 simulators are supported for tvOS 14+. |
| if (isSimulatorEnvironment()) |
| return VersionTuple(14, 0, 0); |
| break; |
| case Triple::WatchOS: |
| // ARM64 simulators are supported for watchOS 7+. |
| if (isSimulatorEnvironment()) |
| return VersionTuple(7, 0, 0); |
| break; |
| default: |
| break; |
| } |
| return VersionTuple(); |
| } |
| |
| StringRef Triple::getARMCPUForArch(StringRef MArch) const { |
| if (MArch.empty()) |
| MArch = getArchName(); |
| MArch = ARM::getCanonicalArchName(MArch); |
| |
| // Some defaults are forced. |
| switch (getOS()) { |
| case llvm::Triple::FreeBSD: |
| case llvm::Triple::NetBSD: |
| if (!MArch.empty() && MArch == "v6") |
| return "arm1176jzf-s"; |
| if (!MArch.empty() && MArch == "v7") |
| return "cortex-a8"; |
| break; |
| case llvm::Triple::Win32: |
| // FIXME: this is invalid for WindowsCE |
| if (ARM::parseArchVersion(MArch) <= 7) |
| return "cortex-a9"; |
| break; |
| case llvm::Triple::IOS: |
| case llvm::Triple::MacOSX: |
| case llvm::Triple::TvOS: |
| case llvm::Triple::WatchOS: |
| if (MArch == "v7k") |
| return "cortex-a7"; |
| break; |
| default: |
| break; |
| } |
| |
| if (MArch.empty()) |
| return StringRef(); |
| |
| StringRef CPU = ARM::getDefaultCPU(MArch); |
| if (!CPU.empty() && !CPU.equals("invalid")) |
| return CPU; |
| |
| // 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::EABI: |
| case llvm::Triple::EABIHF: |
| case llvm::Triple::GNUEABI: |
| case llvm::Triple::GNUEABIHF: |
| return "arm926ej-s"; |
| default: |
| return "strongarm"; |
| } |
| case llvm::Triple::NaCl: |
| case llvm::Triple::OpenBSD: |
| return "cortex-a8"; |
| default: |
| switch (getEnvironment()) { |
| case llvm::Triple::EABIHF: |
| case llvm::Triple::GNUEABIHF: |
| case llvm::Triple::MuslEABIHF: |
| return "arm1176jzf-s"; |
| default: |
| return "arm7tdmi"; |
| } |
| } |
| |
| llvm_unreachable("invalid arch name"); |
| } |
| |
| VersionTuple Triple::getCanonicalVersionForOS(OSType OSKind, |
| const VersionTuple &Version) { |
| switch (OSKind) { |
| case MacOSX: |
| // macOS 10.16 is canonicalized to macOS 11. |
| if (Version == VersionTuple(10, 16)) |
| return VersionTuple(11, 0); |
| LLVM_FALLTHROUGH; |
| default: |
| return Version; |
| } |
| } |
