tumbledemerald-legacy/agbcc/gcc_arm/ginclude/va-c4x.h
2022-05-19 17:14:13 +00:00

35 lines
970 B
C
Executable File

/* GNU C varargs support for the TMS320C[34]x */
/* C[34]x arguments grow in weird ways (downwards) that the standard
varargs stuff can't handle. */
#ifndef __GNUC_VA_LIST
#define __GNUC_VA_LIST
typedef void *__gnuc_va_list;
#endif /* not __GNUC_VA_LIST */
/* If this is for internal libc use, don't define anything but
__gnuc_va_list. */
#if defined (_STDARG_H) || defined (_VARARGS_H)
#ifdef _STDARG_H /* stdarg.h support */
#define va_start(AP,LASTARG) AP=(__gnuc_va_list) __builtin_next_arg (LASTARG)
#else /* varargs.h support */
#define __va_ellipsis ...
#define va_alist __builtin_va_alist
#define va_dcl int __builtin_va_alist; __va_ellipsis
#define va_start(AP) AP=(__gnuc_va_list) ((int *)&__builtin_va_alist + 1)
#endif /* _STDARG_H */
#define va_end(AP) ((void) 0)
#define va_arg(AP,TYPE) (AP = (__gnuc_va_list) ((char *) (AP) - sizeof(TYPE)), \
*((TYPE *) ((char *) (AP))))
#endif /* defined (_STDARG_H) || defined (_VARARGS_H) */