X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fllvm%2FADT%2FTriple.h;h=886f6fb2924ab1dc9dd8fb0b9cf871b307ab1501;hb=36013dd6a10ace0459bd9a2623cdb548b58be1d1;hp=2659bce61750cfd770e003d77b66b81b42c76d82;hpb=e1fee48cd0d1e515f247fe3bceceb0f854623f73;p=oota-llvm.git diff --git a/include/llvm/ADT/Triple.h b/include/llvm/ADT/Triple.h index 2659bce6175..886f6fb2924 100644 --- a/include/llvm/ADT/Triple.h +++ b/include/llvm/ADT/Triple.h @@ -10,147 +10,203 @@ #ifndef LLVM_ADT_TRIPLE_H #define LLVM_ADT_TRIPLE_H -#include "llvm/ADT/StringRef.h" -#include +#include "llvm/ADT/Twine.h" // Some system headers or GCC predefined macros conflict with identifiers in // this file. Undefine them here. +#undef NetBSD #undef mips #undef sparc namespace llvm { -class StringRef; -class Twine; -/// Triple - Helper class for working with target triples. +/// Triple - Helper class for working with autoconf configuration names. For +/// historical reasons, we also call these 'triples' (they used to contain +/// exactly three fields). /// -/// Target triples are strings in the canonical form: +/// Configuration names are strings in the canonical form: /// ARCHITECTURE-VENDOR-OPERATING_SYSTEM /// or /// ARCHITECTURE-VENDOR-OPERATING_SYSTEM-ENVIRONMENT /// /// This class is used for clients which want to support arbitrary -/// target triples, but also want to implement certain special -/// behavior for particular targets. This class isolates the mapping -/// from the components of the target triple to well known IDs. +/// configuration names, but also want to implement certain special +/// behavior for particular configurations. This class isolates the mapping +/// from the components of the configuration name to well known IDs. /// /// At its core the Triple class is designed to be a wrapper for a triple /// string; the constructor does not change or normalize the triple string. /// Clients that need to handle the non-canonical triples that users often /// specify should use the normalize method. /// -/// See autoconf/config.guess for a glimpse into what triples look like in -/// practice. +/// See autoconf/config.guess for a glimpse into what configuration names +/// look like in practice. class Triple { public: enum ArchType { UnknownArch, - alpha, // Alpha: alpha - arm, // ARM; arm, armv.*, xscale - bfin, // Blackfin: bfin - cellspu, // CellSPU: spu, cellspu - mips, // MIPS: mips, mipsallegrex - mipsel, // MIPSEL: mipsel, mipsallegrexel, psp - msp430, // MSP430: msp430 - ppc, // PPC: powerpc - ppc64, // PPC64: powerpc64, ppu - sparc, // Sparc: sparc - sparcv9, // Sparcv9: Sparcv9 - systemz, // SystemZ: s390x - tce, // TCE (http://tce.cs.tut.fi/): tce - thumb, // Thumb: thumb, thumbv.* - x86, // X86: i[3-9]86 - x86_64, // X86-64: amd64, x86_64 - xcore, // XCore: xcore - mblaze, // MBlaze: mblaze - ptx32, // PTX: ptx (32-bit) - ptx64, // PTX: ptx (64-bit) - - InvalidArch + arm, // ARM (little endian): arm, armv.*, xscale + armeb, // ARM (big endian): armeb + aarch64, // AArch64 (little endian): aarch64 + aarch64_be, // AArch64 (big endian): aarch64_be + bpf, // eBPF or extended BPF or 64-bit BPF (little endian) + hexagon, // Hexagon: hexagon + mips, // MIPS: mips, mipsallegrex + mipsel, // MIPSEL: mipsel, mipsallegrexel + mips64, // MIPS64: mips64 + mips64el, // MIPS64EL: mips64el + msp430, // MSP430: msp430 + ppc, // PPC: powerpc + ppc64, // PPC64: powerpc64, ppu + ppc64le, // PPC64LE: powerpc64le + r600, // R600: AMD GPUs HD2XXX - HD6XXX + amdgcn, // AMDGCN: AMD GCN GPUs + sparc, // Sparc: sparc + sparcv9, // Sparcv9: Sparcv9 + systemz, // SystemZ: s390x + tce, // TCE (http://tce.cs.tut.fi/): tce + thumb, // Thumb (little endian): thumb, thumbv.* + thumbeb, // Thumb (big endian): thumbeb + x86, // X86: i[3-9]86 + x86_64, // X86-64: amd64, x86_64 + xcore, // XCore: xcore + nvptx, // NVPTX: 32-bit + nvptx64, // NVPTX: 64-bit + le32, // le32: generic little-endian 32-bit CPU (PNaCl / Emscripten) + le64, // le64: generic little-endian 64-bit CPU (PNaCl / Emscripten) + amdil, // AMDIL + amdil64, // AMDIL with 64-bit pointers + hsail, // AMD HSAIL + hsail64, // AMD HSAIL with 64-bit pointers + spir, // SPIR: standard portable IR for OpenCL 32-bit version + spir64, // SPIR: standard portable IR for OpenCL 64-bit version + kalimba // Kalimba: generic kalimba + }; + enum SubArchType { + NoSubArch, + + ARMSubArch_v8, + ARMSubArch_v7, + ARMSubArch_v7em, + ARMSubArch_v7m, + ARMSubArch_v7s, + ARMSubArch_v6, + ARMSubArch_v6m, + ARMSubArch_v6t2, + ARMSubArch_v5, + ARMSubArch_v5te, + ARMSubArch_v4t, + + KalimbaSubArch_v3, + KalimbaSubArch_v4, + KalimbaSubArch_v5 }; enum VendorType { UnknownVendor, Apple, PC, - SCEI + SCEI, + BGP, + BGQ, + Freescale, + IBM, + ImaginationTechnologies, + MipsTechnologies, + NVIDIA, + CSR }; enum OSType { UnknownOS, - AuroraUX, - Cygwin, Darwin, DragonFly, FreeBSD, IOS, + KFreeBSD, Linux, Lv2, // PS3 MacOSX, - MinGW32, // i*86-pc-mingw32, *-w64-mingw32 NetBSD, OpenBSD, - Psp, Solaris, Win32, Haiku, - Minix + Minix, + RTEMS, + NaCl, // Native Client + CNK, // BG/P Compute-Node Kernel + Bitrig, + AIX, + CUDA, // NVIDIA CUDA + NVCL, // NVIDIA OpenCL + AMDHSA, // AMD HSA Runtime + PS4 }; enum EnvironmentType { UnknownEnvironment, GNU, GNUEABI, + GNUEABIHF, + GNUX32, + CODE16, EABI, - MachO + EABIHF, + Android, + + MSVC, + Itanium, + Cygnus, + }; + enum ObjectFormatType { + UnknownObjectFormat, + + COFF, + ELF, + MachO, }; private: std::string Data; - /// The parsed arch type (or InvalidArch if uninitialized). - mutable ArchType Arch; + /// The parsed arch type. + ArchType Arch; + + /// The parsed subarchitecture type. + SubArchType SubArch; /// The parsed vendor type. - mutable VendorType Vendor; + VendorType Vendor; /// The parsed OS type. - mutable OSType OS; + OSType OS; /// The parsed Environment type. - mutable EnvironmentType Environment; + EnvironmentType Environment; - bool isInitialized() const { return Arch != InvalidArch; } - static ArchType ParseArch(StringRef ArchName); - static VendorType ParseVendor(StringRef VendorName); - static OSType ParseOS(StringRef OSName); - static EnvironmentType ParseEnvironment(StringRef EnvironmentName); - void Parse() const; + /// The object format type. + ObjectFormatType ObjectFormat; public: /// @name Constructors /// @{ - Triple() : Data(), Arch(InvalidArch) {} - explicit Triple(StringRef Str) : Data(Str), Arch(InvalidArch) {} - explicit Triple(StringRef ArchStr, StringRef VendorStr, StringRef OSStr) - : Data(ArchStr), Arch(InvalidArch) { - Data += '-'; - Data += VendorStr; - Data += '-'; - Data += OSStr; - } + /// \brief Default constructor is the same as an empty string and leaves all + /// triple fields unknown. + Triple() : Data(), Arch(), Vendor(), OS(), Environment(), ObjectFormat() {} - explicit Triple(StringRef ArchStr, StringRef VendorStr, StringRef OSStr, - StringRef EnvironmentStr) - : Data(ArchStr), Arch(InvalidArch) { - Data += '-'; - Data += VendorStr; - Data += '-'; - Data += OSStr; - Data += '-'; - Data += EnvironmentStr; + explicit Triple(const Twine &Str); + Triple(const Twine &ArchStr, const Twine &VendorStr, const Twine &OSStr); + Triple(const Twine &ArchStr, const Twine &VendorStr, const Twine &OSStr, + const Twine &EnvironmentStr); + + bool operator==(const Triple &Other) const { + return Arch == Other.Arch && SubArch == Other.SubArch && + Vendor == Other.Vendor && OS == Other.OS && + Environment == Other.Environment && + ObjectFormat == Other.ObjectFormat; } /// @} @@ -163,27 +219,24 @@ public: /// common case in which otherwise valid components are in the wrong order. static std::string normalize(StringRef Str); + /// \brief Return the normalized form of this triple's string. + std::string normalize() const { return normalize(Data); } + /// @} /// @name Typed Component Access /// @{ /// getArch - Get the parsed architecture type of this triple. - ArchType getArch() const { - if (!isInitialized()) Parse(); - return Arch; - } + ArchType getArch() const { return Arch; } + + /// getSubArch - get the parsed subarchitecture type for this triple. + SubArchType getSubArch() const { return SubArch; } /// getVendor - Get the parsed vendor type of this triple. - VendorType getVendor() const { - if (!isInitialized()) Parse(); - return Vendor; - } + VendorType getVendor() const { return Vendor; } /// getOS - Get the parsed operating system type of this triple. - OSType getOS() const { - if (!isInitialized()) Parse(); - return OS; - } + OSType getOS() const { return OS; } /// hasEnvironment - Does this triple have the optional environment /// (fourth) component? @@ -192,11 +245,39 @@ public: } /// getEnvironment - Get the parsed environment type of this triple. - EnvironmentType getEnvironment() const { - if (!isInitialized()) Parse(); - return Environment; + EnvironmentType getEnvironment() const { return Environment; } + + /// getFormat - Get the object format for this triple. + ObjectFormatType getObjectFormat() const { return ObjectFormat; } + + /// getOSVersion - Parse the version number from the OS name component of the + /// triple, if present. + /// + /// For example, "fooos1.2.3" would return (1, 2, 3). + /// + /// If an entry is not defined, it will be returned as 0. + void getOSVersion(unsigned &Major, unsigned &Minor, unsigned &Micro) const; + + /// getOSMajorVersion - Return just the major version number, this is + /// specialized because it is a common query. + unsigned getOSMajorVersion() const { + unsigned Maj, Min, Micro; + getOSVersion(Maj, Min, Micro); + return Maj; } + /// getMacOSXVersion - Parse the version number as with getOSVersion and then + /// translate generic "darwin" versions to the corresponding OS X versions. + /// This may also be called with IOS triples but the OS X version number is + /// just set to a constant 10.4.0 in that case. Returns true if successful. + bool getMacOSXVersion(unsigned &Major, unsigned &Minor, + unsigned &Micro) const; + + /// getiOSVersion - Parse the version number as with getOSVersion. This should + /// only be called with IOS triples. + void getiOSVersion(unsigned &Major, unsigned &Minor, + unsigned &Micro) const; + /// @} /// @name Direct Component Access /// @{ @@ -225,30 +306,28 @@ public: /// if the environment component is present). StringRef getOSAndEnvironmentName() const; - /// getOSNumber - Parse the version number from the OS name component of the - /// triple, if present. + /// @} + /// @name Convenience Predicates + /// @{ + + /// \brief Test whether the architecture is 64-bit /// - /// For example, "fooos1.2.3" would return (1, 2, 3). + /// Note that this tests for 64-bit pointer width, and nothing else. Note + /// that we intentionally expose only three predicates, 64-bit, 32-bit, and + /// 16-bit. The inner details of pointer width for particular architectures + /// is not summed up in the triple, and so only a coarse grained predicate + /// system is provided. + bool isArch64Bit() const; + + /// \brief Test whether the architecture is 32-bit /// - /// If an entry is not defined, it will be returned as 0. - void getOSVersion(unsigned &Major, unsigned &Minor, unsigned &Micro) const; - - /// getOSMajorVersion - Return just the major version number, this is - /// specialized because it is a common query. - unsigned getOSMajorVersion() const { - unsigned Maj, Min, Micro; - getDarwinNumber(Maj, Min, Micro); - return Maj; - } - - void getDarwinNumber(unsigned &Major, unsigned &Minor, - unsigned &Micro) const { - return getOSVersion(Major, Minor, Micro); - } + /// Note that this tests for 32-bit pointer width, and nothing else. + bool isArch32Bit() const; - unsigned getDarwinMajorNumber() const { - return getOSMajorVersion(); - } + /// \brief Test whether the architecture is 16-bit + /// + /// Note that this tests for 16-bit pointer width, and nothing else. + bool isArch16Bit() const; /// isOSVersionLT - Helper function for doing comparisons against version /// numbers included in the target triple. @@ -267,28 +346,17 @@ public: return false; } - /// isMacOSX - Is this a Mac OS X triple. For legacy reasons, we support both - /// "darwin" and "osx" as OS X triples. - bool isMacOSX() const { - return getOS() == Triple::Darwin || getOS() == Triple::MacOSX; - } - - /// isOSDarwin - Is this a "Darwin" OS (OS X or iOS). - bool isOSDarwin() const { - return isMacOSX() ||getOS() == Triple::IOS; - } - - /// isOSWindows - Is this a "Windows" OS. - bool isOSWindows() const { - return getOS() == Triple::Win32 || getOS() == Triple::Cygwin || - getOS() == Triple::MinGW32; + bool isOSVersionLT(const Triple &Other) const { + unsigned RHS[3]; + Other.getOSVersion(RHS[0], RHS[1], RHS[2]); + return isOSVersionLT(RHS[0], RHS[1], RHS[2]); } /// isMacOSXVersionLT - Comparison function for checking OS X version /// compatibility, which handles supporting skewed version numbering schemes /// used by the "darwin" triples. unsigned isMacOSXVersionLT(unsigned Major, unsigned Minor = 0, - unsigned Micro = 0) const { + unsigned Micro = 0) const { assert(isMacOSX() && "Not an OS X triple!"); // If this is OS X, expect a sane version number. @@ -299,7 +367,121 @@ public: assert(Major == 10 && "Unexpected major version"); return isOSVersionLT(Minor + 4, Micro, 0); } - + + /// isMacOSX - Is this a Mac OS X triple. For legacy reasons, we support both + /// "darwin" and "osx" as OS X triples. + bool isMacOSX() const { + return getOS() == Triple::Darwin || getOS() == Triple::MacOSX; + } + + /// Is this an iOS triple. + bool isiOS() const { + return getOS() == Triple::IOS; + } + + /// isOSDarwin - Is this a "Darwin" OS (OS X or iOS). + bool isOSDarwin() const { + return isMacOSX() || isiOS(); + } + + bool isOSNetBSD() const { + return getOS() == Triple::NetBSD; + } + + bool isOSOpenBSD() const { + return getOS() == Triple::OpenBSD; + } + + bool isOSFreeBSD() const { + return getOS() == Triple::FreeBSD; + } + + bool isOSDragonFly() const { return getOS() == Triple::DragonFly; } + + bool isOSSolaris() const { + return getOS() == Triple::Solaris; + } + + bool isOSBitrig() const { + return getOS() == Triple::Bitrig; + } + + bool isWindowsMSVCEnvironment() const { + return getOS() == Triple::Win32 && + (getEnvironment() == Triple::UnknownEnvironment || + getEnvironment() == Triple::MSVC); + } + + bool isKnownWindowsMSVCEnvironment() const { + return getOS() == Triple::Win32 && getEnvironment() == Triple::MSVC; + } + + bool isWindowsItaniumEnvironment() const { + return getOS() == Triple::Win32 && getEnvironment() == Triple::Itanium; + } + + bool isWindowsCygwinEnvironment() const { + return getOS() == Triple::Win32 && getEnvironment() == Triple::Cygnus; + } + + bool isWindowsGNUEnvironment() const { + return getOS() == Triple::Win32 && getEnvironment() == Triple::GNU; + } + + /// \brief Tests for either Cygwin or MinGW OS + bool isOSCygMing() const { + return isWindowsCygwinEnvironment() || isWindowsGNUEnvironment(); + } + + /// \brief Is this a "Windows" OS targeting a "MSVCRT.dll" environment. + bool isOSMSVCRT() const { + return isWindowsMSVCEnvironment() || isWindowsGNUEnvironment() || + isWindowsItaniumEnvironment(); + } + + /// \brief Tests whether the OS is Windows. + bool isOSWindows() const { + return getOS() == Triple::Win32; + } + + /// \brief Tests whether the OS is NaCl (Native Client) + bool isOSNaCl() const { + return getOS() == Triple::NaCl; + } + + /// \brief Tests whether the OS is Linux. + bool isOSLinux() const { + return getOS() == Triple::Linux; + } + + /// \brief Tests whether the OS uses the ELF binary format. + bool isOSBinFormatELF() const { + return getObjectFormat() == Triple::ELF; + } + + /// \brief Tests whether the OS uses the COFF binary format. + bool isOSBinFormatCOFF() const { + return getObjectFormat() == Triple::COFF; + } + + /// \brief Tests whether the environment is MachO. + bool isOSBinFormatMachO() const { + return getObjectFormat() == Triple::MachO; + } + + /// \brief Tests whether the target is the PS4 CPU + bool isPS4CPU() const { + return getArch() == Triple::x86_64 && + getVendor() == Triple::SCEI && + getOS() == Triple::PS4; + } + + /// \brief Tests whether the target is the PS4 platform + bool isPS4() const { + return getVendor() == Triple::SCEI && + getOS() == Triple::PS4; + } + /// @} /// @name Mutators /// @{ @@ -320,7 +502,10 @@ public: /// to a known type. void setEnvironment(EnvironmentType Kind); - /// setTriple - Set all components to the new triple \arg Str. + /// setObjectFormat - Set the object file format + void setObjectFormat(ObjectFormatType Kind); + + /// setTriple - Set all components to the new triple \p Str. void setTriple(const Twine &Str); /// setArchName - Set the architecture (first) component of the @@ -343,19 +528,40 @@ public: /// environment components with a single string. void setOSAndEnvironmentName(StringRef Str); - /// getArchNameForAssembler - Get an architecture name that is understood by - /// the target assembler. - const char *getArchNameForAssembler(); + /// @} + /// @name Helpers to build variants of a particular triple. + /// @{ + + /// \brief Form a triple with a 32-bit variant of the current architecture. + /// + /// This can be used to move across "families" of architectures where useful. + /// + /// \returns A new triple with a 32-bit architecture or an unknown + /// architecture if no such variant can be found. + llvm::Triple get32BitArchVariant() const; + + /// \brief Form a triple with a 64-bit variant of the current architecture. + /// + /// This can be used to move across "families" of architectures where useful. + /// + /// \returns A new triple with a 64-bit architecture or an unknown + /// architecture if no such variant can be found. + llvm::Triple get64BitArchVariant() const; + + /// Get the (LLVM) name of the minimum ARM CPU for the arch we are targeting. + /// + /// \param Arch the architecture name (e.g., "armv7s"). If it is an empty + /// string then the triple's arch name is used. + const char* getARMCPUForArch(StringRef Arch = StringRef()) const; /// @} /// @name Static helpers for IDs. /// @{ - /// getArchTypeName - Get the canonical name for the \arg Kind - /// architecture. + /// getArchTypeName - Get the canonical name for the \p Kind architecture. static const char *getArchTypeName(ArchType Kind); - /// getArchTypePrefix - Get the "prefix" canonical name for the \arg Kind + /// getArchTypePrefix - Get the "prefix" canonical name for the \p Kind /// architecture. This is the prefix used by the architecture specific /// builtins, and is suitable for passing to \see /// Intrinsic::getIntrinsicForGCCBuiltin(). @@ -363,15 +569,13 @@ public: /// \return - The architecture prefix, or 0 if none is defined. static const char *getArchTypePrefix(ArchType Kind); - /// getVendorTypeName - Get the canonical name for the \arg Kind - /// vendor. + /// getVendorTypeName - Get the canonical name for the \p Kind vendor. static const char *getVendorTypeName(VendorType Kind); - /// getOSTypeName - Get the canonical name for the \arg Kind operating - /// system. + /// getOSTypeName - Get the canonical name for the \p Kind operating system. static const char *getOSTypeName(OSType Kind); - /// getEnvironmentTypeName - Get the canonical name for the \arg Kind + /// getEnvironmentTypeName - Get the canonical name for the \p Kind /// environment. static const char *getEnvironmentTypeName(EnvironmentType Kind); @@ -383,11 +587,6 @@ public: /// architecture name (e.g., "x86"). static ArchType getArchTypeForLLVMName(StringRef Str); - /// getArchTypeForDarwinArchName - Get the architecture type for a "Darwin" - /// architecture name, for example as accepted by "gcc -arch" (see also - /// arch(3)). - static ArchType getArchTypeForDarwinArchName(StringRef Str); - /// @} };