源自：https://sourceforge.net/p/predef/wiki/Architectures/
Architectures Please send updates/corrections to predef-contribute .
Type Macro Description Identification __alpha__Defined by GNU C Version __alpha_ev'V'__V = Version Identification __alphaDefined by DEC C Identification _M_ALPHADefined by Visual Studio
Example CPU Macro Alpha EV4 __alpha_ev4__ Alpha EV5 __alpha_ev5__ Alpha EV6 __alpha_ev6__
Type Macro Description Identification __amd64____amd64__x86_64____x86_64Defined by GNU C and Sun Studio Identification _M_X64_M_AMD64 Defined by Visual Studio
Notice that x32 can be detected by checking if the CPU uses the ILP32 data model .
Type Macro Description Identification __arm__Defined by GNU C and RealView Identification __thumb__Defined by GNU C and RealView in Thumb mode Version __ARM_ARCH_'V'__V = Version1 Identification __TARGET_ARCH_ARM__TARGET_ARCH_THUMBDefined by RealView Version __TARGET_ARCH_ARM = V__TARGET_ARCH_THUMB = VV = Version Version __TARGET_ARCH_'VR'VR = Version and Revision Identification _ARMDefined by ImageCraft C Identification _M_ARMDefined by Visual Studio Identification _M_ARMTDefined by Visual Studio in Thumb mode Version _M_ARM = VV = Version Identification __armDefined by Diab
Example CPU Macro _M_ARM ARM 2 __ARM_ARCH_2__ ARM 3 __ARM_ARCH_3____ARM_ARCH_3M__ ARM 4T __ARM_ARCH_4T____TARGET_ARM_4T ARM 5 __ARM_ARCH_5____ARM_ARCH_5E__5 ARM 5T __ARM_ARCH_5T____ARM_ARCH_5TE____ARM_ARCH_5TEJ__ ARM 6 __ARM_ARCH_6____ARM_ARCH_6J____ARM_ARCH_6K____ARM_ARCH_6Z____ARM_ARCH_6ZK__6 ARM 6T2 __ARM_ARCH_6T2__ ARM 7 __ARM_ARCH_7____ARM_ARCH_7A____ARM_ARCH_7R____ARM_ARCH_7M____ARM_ARCH_7S__7
Type Macro Description Identification __aarch64__Defined by GNU C 1
Type Macro Description Identification __bfin__BFIN__Defined by GNU C
Type Macro Description Identification __convex__Defined by GNU C Version __convex_'V'__V = Version
Example CPU Macro Convex C1 __convex_c1__ Convex C2 __convex_c2__ Convex C32xx series __convex_c32__ Convex C34xx series __convex_c34__ Convex C38xx series __convex_c38__
Type Macro Identification __epiphany__
Type Macro Description Identification __hppa__Defined by GNU C Identification __HPPA__Defined by Stratus VOS C Identification __hppa Version _PA_RISC'V'_'R'V = Version
See also OpenPA.net .
Example CPU Macro PA RISC 1.0 _PA_RISC1_0 PA RISC 1.1 _PA_RISC1_1__HPPA11____PA7100__ PA RISC 2.0 _PA_RISC2_0__RISC2_0____HPPA20____PA8000__
Type Macro Format Description Identification i386__i386__i386__Defined by GNU C Version __i386____i486____i586____i686__Defined by GNU C Identification __i386Defined by Sun Studio Identification __i386__IA32__Defined by Stratus VOS C Identification _M_I86Only defined for 16-bits architectures Identification _M_IX86Only defined for 32-bits architectures Version _M_IX86V00 V = Version Identification __X86__Defined by Watcom C/C++ Identification _X86_Defined by MinGW32 Identification __THW_INTEL__Defined by XL C/C++ Identification __I86__Defined by Digital Mars Version __I86__V V = Version Identification __INTEL__Defined by CodeWarrior Identification __386Defined by Diab
Notice that Watcom C/C++ defines _M_IX86 for both 16-bits and 32-bits architectures. Use __386__ or _M_I386 to detect 32-bits architectures in this case.
Notice that the Stratus VOS is big-endian on IA32, so these macros cannot be used to detect endianness if __VOS__ is set.
Example CPU _M_IX86__I86__ 80386 300 3 80486 400 4 Pentium 500 5 Pentium Pro/II 600 6
Type Macro Format Description Identification __ia64___IA64__IA64__Defined by GNU C Identification __ia64Defined by HP aCC Identification _M_IA64Defined by Visual Studio Identification _M_IA64Defined by Intel C/C++ Version _M_IA64? Identification __itanium__Defined by Intel C/C++
Example CPU _M_IA64 (Intel C/C++) 64100
Type Macro Description Identification __m68k__Defined by GNU C Version __mc'V'____mc'V'mc'V'V = Version Identification M68000Defined by SAS/C Identification __MC68K__Defined by Stratus VOS C Version __MC'V'__V = Version
Example CPU Macro 68000 __mc68000____MC68000__ 68010 __mc68010__ 68020 __mc68020____MC68020__ 68030 __mc68030____MC68030__ 68040 __mc68040__ 68060 __mc68060__
Type Macro Description Identification __mips__mipsDefined by GNU C Version _MIPS_ISA = _MIPS_ISA_MIPS'V'V = MIPS ISA level Version _R3000_R4000_R5900 Identification __mipsDefined by MIPSpro and GNU C Version __mipsThe value indicates the MIPS ISA (Instruction Set Architecture) level Version __MIPS_ISA'V'__V = MIPS ISA level Identification __MIPS__Defined by Metrowerks
Example CPU _MIPS_ISAGNU C Macro __mipsMIPSpro Macro R2000 _MIPS_ISA_MIPS11 R3000 _MIPS_ISA_MIPS1_R30001 R6000 _MIPS_ISA_MIPS22 __MIPS_ISA2__ R4000 _R4000 R4400 _MIPS_ISA_MIPS33 __MIPS_ISA3__ R8000 _MIPS_ISA_MIPS44 __MIPS_ISA4__ R10000 _MIPS_ISA_MIPS44 __MIPS_ISA4__
Type Macro Description Identification __powerpc__powerpc____powerpc64____POWERPC____ppc____ppc64____PPC____PPC64___ARCH_PPC_ARCH_PPC64Defined by GNU C Version __ppc'V'__V = Version Identification _M_PPCDefined by Visual Studio Version _M_PPC? Identification _ARCH_PPC_ARCH_PPC64Defined by XL C/C++ Version _ARCH_'V'V = Version Version __PPCGECKO__Gekko Version __PPCBROADWAY__Broadway Version _XENONXenon Identification __ppcDefined by Diab
Example CPU _M_PPCMacro XL Macro PowerPC 440 _ARCH_440 PowerPC 450 _ARCH_450 PowerPC 601 601 __ppc601___ARCH_601 PowerPC 603 603 __ppc603___ARCH_603 PowerPC 604 604 __ppc604___ARCH_604 PowerPC 620 620
Pyramid 9810 Type Macro Identification pyr
Type Macro Description Identification __THW_RS6000Defined by XL C/C++ Identification _IBMR2 Identification _POWER Identification _ARCH_PWR_ARCH_PWR2_ARCH_PWR3_ARCH_PWR4
Type Macro Description Identification __sparc__Defined by GNU C Identification __sparcDefined by Sun Studio Version __sparc_v8____sparc_v9__Defined by GNU C Version __sparcv8__sparcv9Defined by Sun Studio
Example CPU Sun Studio Macro GNU C Macro SPARC v8 (SuperSPARC) __sparcv8__sparc_v8__ SPARC v9 (UltraSPARC) __sparcv9__sparc_v9__
Type Macro Description Identification __sh__Defined by GNU C Version __sh1____sh2____sh3____SH3____SH4____SH5__
Type Macro Description Identification __370____THW_370__Identifies System/370 Identification __s390__Identifies System/390 Identification __s390x__Identifies z/Architecture Identification __zarch__Identifies z/Architecture Identification __SYSC_ZARCH__Identifies z/Architecture
Type Macro Description Identification _TMS320C2XX__TMS320C2000__C2000 series Identification _TMS320C5X__TMS320C55X__C5000 series Identification _TMS320C6X__TMS320C6X__C6000 series
Example DSP Macro C28xx _TMS320C28X C54x _TMS320C5XX C55x __TMS320C55X__ C6200 _TMS320C6200 C6400 _TMS320C6400 C6400+ _TMS320C6400_PLUS C6600 _TMS320C6600 C6700 _TMS320C6700 C6700+ _TMS320C6700_PLUS C6740 _TMS320C6740
TMS470 Type Macro Identification __TMS470__
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