arch/arch.h

   1 #ifndef ARCH_H
   2 #define ARCH_H
   3
   4 #ifdef __WORDSIZE
   5 #define BITS_PER_LONG   __WORDSIZE
   6 #else
   7 #define BITS_PER_LONG   32
   8 #endif
   9
  10 enum {
  11         arch_x86_64 = 1,
  12         arch_i386,
  13         arch_ppc,
  14         arch_ia64,
  15         arch_s390,
  16         arch_alpha,
  17         arch_sparc,
  18         arch_sparc64,
  19         arch_arm,
  20         arch_sh,
  21         arch_hppa,
  22
  23         arch_generic,
  24
  25         arch_nr,
  26 };
  27
  28 enum {
  29         ARCH_FLAG_1     = 1 << 0,
  30         ARCH_FLAG_2     = 1 << 1,
  31         ARCH_FLAG_3     = 1 << 2,
  32         ARCH_FLAG_4     = 1 << 3,
  33 };
  34
  35 #if defined(__i386__)
  36 #include "arch-x86.h"
  37 #elif defined(__x86_64__)
  38 #include "arch-x86_64.h"
  39 #elif defined(__powerpc__) || defined(__powerpc64__) || defined(__ppc__)
  40 #include "arch-ppc.h"
  41 #elif defined(__ia64__)
  42 #include "arch-ia64.h"
  43 #elif defined(__alpha__)
  44 #include "arch-alpha.h"
  45 #elif defined(__s390x__) || defined(__s390__)
  46 #include "arch-s390.h"
  47 #elif defined(__sparc__)
  48 #include "arch-sparc.h"
  49 #elif defined(__sparc64__)
  50 #include "arch-sparc64.h"
  51 #elif defined(__arm__)
  52 #include "arch-arm.h"
  53 #elif defined(__mips__) || defined(__mips64__)
  54 #include "arch-mips.h"
  55 #elif defined(__sh__)
  56 #include "arch-sh.h"
  57 #elif defined(__hppa__)
  58 #include "arch-hppa.h"
  59 #else
  60 #warning "Unknown architecture, attempting to use generic model."
  61 #include "arch-generic.h"
  62 #endif
  63
  64 #ifdef ARCH_HAVE_FFZ
  65 #define ffz(bitmask)    arch_ffz(bitmask)
  66 #else
  67 #include "../lib/ffz.h"
  68 #endif
  69
  70 #ifndef ARCH_HAVE_INIT
  71 static inline int arch_init(char *envp[])
  72 {
  73         return 0;
  74 }
  75 #endif
  76
  77 #endif