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 {
  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,
  29         MACH_ARM64,
  30         MACH_I386,
  31         MACH_X86_64,
  32         MACH_MIPS32,
  33         MACH_MIPS64,
  34         MACH_PPC32,
  35         MACH_PPC64,
  36         MACH_RISCV32,
  37         MACH_RISCV64,
  38         MACH_SPARC32,
  39         MACH_SPARC64,
  40         MACH_M68K,
  41         MACH_S390X,
  42         MACH_UNKNOWN
  43 };
  44
  45 #if defined(__aarch64__)
  46 #define MACH_NATIVE     MACH_ARM64
  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 #else
  74 #define MACH_NATIVE     MACH_UNKNOWN
  75 #endif
  76
  77 #if defined(__CHAR_UNSIGNED__)
  78 #define UNSIGNED_CHAR   1
  79 #else
  80 #define UNSIGNED_CHAR   0
  81 #endif
  82
  83 #endif