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_H8300,
  38         MACH_M68K,
  39         MACH_MICROBLAZE,
  40         MACH_NDS32,
  41         MACH_NIOS2,
  42         MACH_OPENRISC,
  43         MACH_SH,
  44         MACH_XTENSA,
  45         MACH_UNKNOWN
  46 };
  47
  48 #if defined(__aarch64__)
  49 #define MACH_NATIVE     MACH_ARM64
  50 #elif defined(__alpha__) || defined(__alpha)
  51 #define MACH_NATIVE     MACH_ALPHA
  52 #elif defined(__arm__)
  53 #define MACH_NATIVE     MACH_ARM
  54 #elif defined(__x86_64__) || defined(__x86_64)
  55 #define MACH_NATIVE     MACH_X86_64
  56 #elif defined(__i386__) || defined(__i386)
  57 #define MACH_NATIVE     MACH_I386
  58 #elif defined(__mips64__) || (defined(__mips) && __mips == 64)
  59 #define MACH_NATIVE     MACH_MIPS64
  60 #elif defined(__mips__) || defined(__mips)
  61 #define MACH_NATIVE     MACH_MIPS32
  62 #elif defined(__powerpc64__) || defined(__ppc64__)
  63 #define MACH_NATIVE     MACH_PPC64
  64 #elif defined(__powerpc__) || defined(__powerpc) || defined(__ppc__)
  65 #define MACH_NATIVE     MACH_PPC32
  66 #elif defined(__riscv) && (__riscv_xlen == 64)
  67 #define MACH_NATIVE     MACH_RISCV64
  68 #elif defined(__riscv) && (__riscv_xlen == 32)
  69 #define MACH_NATIVE     MACH_RISCV32
  70 #elif defined(__sparc_v9__) || defined(__sparcv9)
  71 #define MACH_NATIVE     MACH_SPARC64
  72 #elif defined(__sparc__) || defined(__sparc)
  73 #define MACH_NATIVE     MACH_SPARC32
  74 #elif defined(__m68k__)
  75 #define MACH_NATIVE     MACH_M68K
  76 #elif defined(__s390x__) || defined(__zarch__)
  77 #define MACH_NATIVE     MACH_S390X
  78 #elif defined(__s390__)
  79 #define MACH_NATIVE     MACH_S390
  80 #else
  81 #define MACH_NATIVE     MACH_UNKNOWN
  82 #endif
  83
  84
  85 enum fp_abi {
  86         FP_ABI_HARD,
  87         FP_ABI_SOFT,
  88         FP_ABI_HYBRID,
  89 };
  90
  91 #if defined(__ARM_PCS_VFP)
  92 #define FP_ABI_NATIVE           FP_ABI_HARD
  93 #elif defined(__ARM_PCS) && !defined(__SOFTFP__)
  94 #define FP_ABI_NATIVE           FP_ABI_HYBRID
  95 #else
  96 #define FP_ABI_NATIVE           FP_ABI_SOFT
  97 #endif
  98
  99
 100 enum {
 101         OS_UNKNOWN,
 102         OS_NONE,
 103         OS_UNIX,
 104         OS_CYGWIN,
 105         OS_DARWIN,
 106         OS_FREEBSD,
 107         OS_LINUX,
 108         OS_NETBSD,
 109         OS_OPENBSD,
 110         OS_SUNOS,
 111 };
 112
 113 #if defined(__CYGWIN__)
 114 #define OS_NATIVE       OS_CYGWIN
 115 #elif defined(__APPLE__)
 116 #define OS_NATIVE       OS_DARWIN
 117 #elif defined(__FreeBSD__)
 118 #define OS_NATIVE       OS_FREEBSD
 119 #elif defined(__linux__) || defined(__linux)
 120 #define OS_NATIVE       OS_LINUX
 121 #elif defined(__NetBSD__)
 122 #define OS_NATIVE       OS_NETBSD
 123 #elif defined(__OpenBSD__)
 124 #define OS_NATIVE       OS_OPENBSD
 125 #elif defined(__sun__) || defined(__sun)
 126 #define OS_NATIVE       OS_SUNOS
 127 #elif defined(__unix__) || defined(__unix)
 128 #define OS_NATIVE       OS_UNIX
 129 #else
 130 #define OS_NATIVE       OS_UNKNOWN
 131 #endif
 132
 133 #endif