gcc/ginclude/va-mn10300.h

   1 /* Define __gnuc_va_list. */
   2
   3 #ifndef __GNUC_VA_LIST
   4 #define __GNUC_VA_LIST
   5 typedef void *__gnuc_va_list;
   6 #endif /* not __GNUC_VA_LIST */
   7
   8 /* If this is for internal libc use, don't define anything but
   9    __gnuc_va_list.  */
  10 #if defined (_STDARG_H) || defined (_VARARGS_H)
  11 #define __gnuc_va_start(AP) (AP = (__gnuc_va_list)__builtin_saveregs())
  12 #define __va_ellipsis ...
  13
  14 #ifdef _STDARG_H
  15 #define va_start(AP, LASTARG) \
  16   (__builtin_next_arg (LASTARG), __gnuc_va_start (AP))
  17 #else
  18 #define va_alist __builtin_va_alist
  19 #define va_dcl int __builtin_va_alist; __va_ellipsis
  20 #define va_start(AP)  AP=(char *) &__builtin_va_alist
  21 #endif
  22
  23 /* Now stuff common to both varargs & stdarg implementations.  */
  24 #define __va_rounded_size(TYPE)                                         \
  25   (((sizeof (TYPE) + sizeof (int) - 1) / sizeof (int)) * sizeof (int))
  26 #undef va_end
  27 void va_end (__gnuc_va_list);
  28 #define va_end(AP) ((void)0)
  29 #define va_arg(AP, TYPE)                                                \
  30  (sizeof (TYPE) > 8                                                     \
  31   ? (AP = (__gnuc_va_list) ((char *) (AP) + __va_rounded_size (char *)),\
  32     **((TYPE **) (void *) ((char *) (AP) - __va_rounded_size (char *))))\
  33   : (AP = (__gnuc_va_list) ((char *) (AP) + __va_rounded_size (TYPE)),  \
  34     *((TYPE *) (void *) ((char *) (AP) - __va_rounded_size (TYPE)))))
  35 #endif