1/* Define __gnuc_va_list. */
2
3#ifndef __GNUC_VA_LIST
4#define __GNUC_VA_LIST
5typedef 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
27void 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
36