machine.h

   1 #ifndef MACHINE_H
   2 #define MACHINE_H
   3
   4 #if defined(__BYTE_ORDER__) && (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)
   5 #define ARCH_BIG_ENDIAN 1
   6 #else
   7 #define ARCH_BIG_ENDIAN 0
   8 #endif
   9
  10
  11 enum bitness {
  12         ARCH_LP32,
  13         ARCH_X32,
  14         ARCH_LP64,
  15         ARCH_LLP64,
  16 };
  17
  18 #ifdef __LP64__
  19 #define ARCH_M64_DEFAULT ARCH_LP64
  20 #elif defined(__x86_64__) || defined(__x86_64)
  21 #define ARCH_M64_DEFAULT ARCH_X32
  22 #else
  23 #define ARCH_M64_DEFAULT ARCH_LP32
  24 #endif
  25
  26
  27 enum machine {
  28         MACH_ARM,       MACH_ARM64,
  29         MACH_I386,      MACH_X86_64,
  30         MACH_MIPS32,    MACH_MIPS64,
  31         MACH_PPC32,     MACH_PPC64,
  32         MACH_RISCV32,   MACH_RISCV64,
  33         MACH_SPARC32,   MACH_SPARC64,
  34         MACH_S390,      MACH_S390X,
  35         MACH_ALPHA,
  36         MACH_BFIN,
  37         MACH_M68K,
  38         MACH_MICROBLAZE,
  39         MACH_NIOS2,
  40         MACH_UNKNOWN
  41 };
  42
  43 #if defined(__aarch64__)
  44 #define MACH_NATIVE     MACH_ARM64
  45 #elif defined(__alpha__) || defined(__alpha)
  46 #define MACH_NATIVE     MACH_ALPHA
  47 #elif defined(__arm__)
  48 #define MACH_NATIVE     MACH_ARM
  49 #elif defined(__x86_64__) || defined(__x86_64)
  50 #define MACH_NATIVE     MACH_X86_64
  51 #elif defined(__i386__) || defined(__i386)
  52 #define MACH_NATIVE     MACH_I386
  53 #elif defined(__mips64__) || (defined(__mips) && __mips == 64)
  54 #define MACH_NATIVE     MACH_MIPS64
  55 #elif defined(__mips__) || defined(__mips)
  56 #define MACH_NATIVE     MACH_MIPS32
  57 #elif defined(__powerpc64__) || defined(__ppc64__)
  58 #define MACH_NATIVE     MACH_PPC64
  59 #elif defined(__powerpc__) || defined(__powerpc) || defined(__ppc__)
  60 #define MACH_NATIVE     MACH_PPC32
  61 #elif defined(__riscv) && (__riscv_xlen == 64)
  62 #define MACH_NATIVE     MACH_RISCV64
  63 #elif defined(__riscv) && (__riscv_xlen == 32)
  64 #define MACH_NATIVE     MACH_RISCV32
  65 #elif defined(__sparc_v9__) || defined(__sparcv9)
  66 #define MACH_NATIVE     MACH_SPARC64
  67 #elif defined(__sparc__) || defined(__sparc)
  68 #define MACH_NATIVE     MACH_SPARC32
  69 #elif defined(__m68k__)
  70 #define MACH_NATIVE     MACH_M68K
  71 #elif defined(__s390x__) || defined(__zarch__)
  72 #define MACH_NATIVE     MACH_S390X
  73 #elif defined(__s390__)
  74 #define MACH_NATIVE     MACH_S390
  75 #else
  76 #define MACH_NATIVE     MACH_UNKNOWN
  77 #endif
  78
  79
  80 enum fp_abi {
  81         FP_ABI_HARD,
  82         FP_ABI_SOFT,
  83         FP_ABI_HYBRID,
  84 };
  85
  86 #if defined(__ARM_PCS_VFP)
  87 #define FP_ABI_NATIVE           FP_ABI_HARD
  88 #elif defined(__ARM_PCS) && !defined(__SOFTFP__)
  89 #define FP_ABI_NATIVE           FP_ABI_HYBRID
  90 #else
  91 #define FP_ABI_NATIVE           FP_ABI_SOFT
  92 #endif
  93
  94
  95 enum {
  96         OS_UNKNOWN,
  97         OS_UNIX,
  98         OS_CYGWIN,
  99         OS_DARWIN,
 100         OS_FREEBSD,
 101         OS_LINUX,
 102         OS_NETBSD,
 103         OS_OPENBSD,
 104         OS_SUNOS,
 105 };
 106
 107 #if defined(__CYGWIN__)
 108 #define OS_NATIVE       OS_CYGWIN
 109 #elif defined(__APPLE__)
 110 #define OS_NATIVE       OS_DARWIN
 111 #elif defined(__FreeBSD__)
 112 #define OS_NATIVE       OS_FREEBSD
 113 #elif defined(__linux__) || defined(__linux)
 114 #define OS_NATIVE       OS_LINUX
 115 #elif defined(__NetBSD__)
 116 #define OS_NATIVE       OS_NETBSD
 117 #elif defined(__OpenBSD__)
 118 #define OS_NATIVE       OS_OPENBSD
 119 #elif defined(__sun__) || defined(__sun)
 120 #define OS_NATIVE       OS_SUNOS
 121 #elif defined(__unix__) || defined(__unix)
 122 #define OS_NATIVE       OS_UNIX
 123 #else
 124 #define OS_NATIVE       OS_UNKNOWN
 125 #endif
 126
 127 #endif