#ifndef LLVM_ADT_TRIPLE_H
#define LLVM_ADT_TRIPLE_H
-#include "llvm/ADT/StringRef.h"
-#include <string>
+#include "llvm/ADT/Twine.h"
+
+// Some system headers or GCC predefined macros conflict with identifiers in
+// this file. Undefine them here.
+#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 format of:
+/// 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 they 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
+
+ arm, // ARM: arm, armv.*, xscale
+ aarch64, // AArch64: aarch64
+ hexagon, // Hexagon: hexagon
mips, // MIPS: mips, mipsallegrex
- mipsel, // MIPSEL: mipsel, mipsallegrexel, psp
- msp430, // MPS430: msp430
- pic16, // PIC16: pic16
+ mipsel, // MIPSEL: mipsel, mipsallegrexel
+ mips64, // MIPS64: mips64
+ mips64el,// MIPS64EL: mips64el
+ msp430, // MSP430: msp430
ppc, // PPC: powerpc
- ppc64, // PPC64: powerpc64
+ ppc64, // PPC64: powerpc64, ppu
+ r600, // R600: AMD GPUs HD2XXX - HD6XXX
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
-
- InvalidArch
+ nvptx, // NVPTX: 32-bit
+ nvptx64, // NVPTX: 64-bit
+ le32, // le32: generic little-endian 32-bit CPU (PNaCl / Emscripten)
+ amdil, // amdil: amd IL
+ spir, // SPIR: standard portable IR for OpenCL 32-bit version
+ spir64 // SPIR: standard portable IR for OpenCL 64-bit version
};
enum VendorType {
UnknownVendor,
- Apple,
- PC
+ Apple,
+ PC,
+ SCEI,
+ BGP,
+ BGQ,
+ Freescale,
+ IBM,
+ NVIDIA
};
enum OSType {
UnknownOS,
Darwin,
DragonFly,
FreeBSD,
+ IOS,
+ KFreeBSD,
Linux,
- MinGW32,
- MinGW64,
+ Lv2, // PS3
+ MacOSX,
+ MinGW32, // i*86-pc-mingw32, *-w64-mingw32
NetBSD,
OpenBSD,
Solaris,
- Win32
+ Win32,
+ Haiku,
+ Minix,
+ RTEMS,
+ NaCl, // Native Client
+ CNK, // BG/P Compute-Node Kernel
+ Bitrig,
+ AIX,
+ CUDA, // NVIDIA CUDA
+ NVCL // NVIDIA OpenCL
+ };
+ enum EnvironmentType {
+ UnknownEnvironment,
+
+ GNU,
+ GNUEABI,
+ GNUEABIHF,
+ GNUX32,
+ EABI,
+ MachO,
+ Android,
+ ELF
};
-
+
private:
std::string Data;
- /// The parsed arch type (or InvalidArch if uninitialized).
- mutable ArchType Arch;
+ /// The parsed arch type.
+ ArchType Arch;
/// The parsed vendor type.
- mutable VendorType Vendor;
+ VendorType Vendor;
/// The parsed OS type.
- mutable OSType OS;
+ OSType OS;
- bool isInitialized() const { return Arch != InvalidArch; }
- void Parse() const;
+ /// The parsed Environment type.
+ EnvironmentType Environment;
public:
/// @name Constructors
/// @{
-
- Triple() : Data(), Arch(InvalidArch) {}
- explicit Triple(const StringRef &Str) : Data(Str), Arch(InvalidArch) {}
- explicit Triple(const char *ArchStr, const char *VendorStr, const char *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() {}
+
+ 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);
+
+ /// @}
+ /// @name Normalization
+ /// @{
+
+ /// normalize - Turn an arbitrary machine specification into the canonical
+ /// triple form (or something sensible that the Triple class understands if
+ /// nothing better can reasonably be done). In particular, it handles the
+ /// common case in which otherwise valid components are in the wrong order.
+ static std::string normalize(StringRef Str);
/// @}
/// @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; }
+
/// 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?
return getEnvironmentName() != "";
}
+ /// getEnvironment - Get the parsed environment type of this triple.
+ EnvironmentType getEnvironment() const { return Environment; }
+
+ /// 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
/// @{
+ const std::string &str() const { return Data; }
+
const std::string &getTriple() const { return Data; }
/// getArchName - Get the architecture (first) component of the
/// if the environment component is present).
StringRef getOSAndEnvironmentName() const;
-
- /// getDarwinNumber - Parse the 'darwin number' out of the specific target
- /// triple. For example, if we have darwin8.5 return 8,5,0. If any entry is
- /// not defined, return 0's. This requires that the triple have an OSType of
- /// darwin before it is called.
- void getDarwinNumber(unsigned &Maj, unsigned &Min, unsigned &Revision) const;
-
- /// getDarwinMajorNumber - Return just the major version number, this is
- /// specialized because it is a common query.
- unsigned getDarwinMajorNumber() const {
- unsigned Maj, Min, Rev;
- getDarwinNumber(Maj, Min, Rev);
- return Maj;
+ /// @}
+ /// @name Convenience Predicates
+ /// @{
+
+ /// \brief Test whether the architecture is 64-bit
+ ///
+ /// 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
+ ///
+ /// Note that this tests for 32-bit pointer width, and nothing else.
+ bool isArch32Bit() const;
+
+ /// \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.
+ bool isOSVersionLT(unsigned Major, unsigned Minor = 0,
+ unsigned Micro = 0) const {
+ unsigned LHS[3];
+ getOSVersion(LHS[0], LHS[1], LHS[2]);
+
+ if (LHS[0] != Major)
+ return LHS[0] < Major;
+ if (LHS[1] != Minor)
+ return LHS[1] < Minor;
+ if (LHS[2] != Micro)
+ return LHS[1] < Micro;
+
+ return false;
+ }
+
+ /// 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 {
+ 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.
+ 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();
+ }
+
+ /// \brief Tests for either Cygwin or MinGW OS
+ bool isOSCygMing() const {
+ return getOS() == Triple::Cygwin || getOS() == Triple::MinGW32;
+ }
+
+ /// isOSWindows - Is this a "Windows" OS.
+ bool isOSWindows() const {
+ return getOS() == Triple::Win32 || isOSCygMing();
+ }
+
+ /// \brief Tests whether the OS is NaCl (Native Client)
+ bool isOSNaCl() const {
+ return getOS() == Triple::NaCl;
+ }
+
+ /// \brief Tests whether the OS uses the ELF binary format.
+ bool isOSBinFormatELF() const {
+ return !isOSDarwin() && !isOSWindows();
}
-
+
+ /// \brief Tests whether the OS uses the COFF binary format.
+ bool isOSBinFormatCOFF() const {
+ return isOSWindows();
+ }
+
+ /// \brief Tests whether the environment is MachO.
+ // FIXME: Should this be an OSBinFormat predicate?
+ bool isEnvironmentMachO() const {
+ return getEnvironment() == Triple::MachO || isOSDarwin();
+ }
+
/// @}
/// @name Mutators
/// @{
/// to a known type.
void setOS(OSType Kind);
- /// setTriple - Set all components to the new triple \arg Str.
+ /// setEnvironment - Set the environment (fourth) component of the triple
+ /// to a known type.
+ void setEnvironment(EnvironmentType Kind);
+
+ /// setTriple - Set all components to the new triple \p Str.
void setTriple(const Twine &Str);
/// setArchName - Set the architecture (first) component of the
/// triple by name.
- void setArchName(const StringRef &Str);
+ void setArchName(StringRef Str);
/// setVendorName - Set the vendor (second) component of the triple
/// by name.
- void setVendorName(const StringRef &Str);
+ void setVendorName(StringRef Str);
/// setOSName - Set the operating system (third) component of the
/// triple by name.
- void setOSName(const StringRef &Str);
+ void setOSName(StringRef Str);
/// setEnvironmentName - Set the optional environment (fourth)
/// component of the triple by name.
- void setEnvironmentName(const StringRef &Str);
+ void setEnvironmentName(StringRef Str);
/// setOSAndEnvironmentName - Set the operating system and optional
/// environment components with a single string.
- void setOSAndEnvironmentName(const StringRef &Str);
+ 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;
/// @}
/// @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);
- /// getVendorTypeName - Get the canonical name for the \arg Kind
- /// vendor.
+ /// 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().
+ ///
+ /// \return - The architecture prefix, or 0 if none is defined.
+ static const char *getArchTypePrefix(ArchType Kind);
+
+ /// 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 vendor.
+ /// getOSTypeName - Get the canonical name for the \p Kind operating system.
static const char *getOSTypeName(OSType Kind);
+ /// getEnvironmentTypeName - Get the canonical name for the \p Kind
+ /// environment.
+ static const char *getEnvironmentTypeName(EnvironmentType Kind);
+
+ /// @}
+ /// @name Static helpers for converting alternate architecture names.
+ /// @{
+
/// getArchTypeForLLVMName - The canonical type for the given LLVM
/// architecture name (e.g., "x86").
- static ArchType getArchTypeForLLVMName(const StringRef &Str);
+ static ArchType getArchTypeForLLVMName(StringRef Str);
/// @}
};