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/* $OpenBSD: va-m88k.h,v 1.1 2004/04/21 15:23:58 aoyama Exp $ */
/* This file has local changes by MOTOROLA
Thu Sep 9 09:06:29 CDT 1993 Dale Rahn (drahn@pacific)
* Due to C-Front's usage of __alignof__ builtin the
usage of it must be changed to have an object of that type
as the argument not just the type.
*/
/* GNU C varargs support for the Motorola 88100 */
/* Define __gnuc_va_list. */
#ifndef __GNUC_VA_LIST
#define __GNUC_VA_LIST
typedef struct __va_list_tag {
unsigned int __va_arg; /* argument number */
unsigned int *__va_stk; /* start of args passed on stack */
unsigned int *__va_reg; /* start of args passed in regs */
} __va_list[1], __gnuc_va_list[1];
#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)
#define __va_start_common(AP,FAKE) \
__extension__ ({ \
(AP) = (struct __va_list_tag *)__builtin_alloca(sizeof(__gnuc_va_list)); \
__builtin_memcpy ((AP), __builtin_saveregs (), sizeof(__gnuc_va_list)); \
})
#ifdef _STDARG_H /* stdarg.h support */
/* Calling __builtin_next_arg gives the proper error message if LASTARG is
not indeed the last argument. */
#define va_start(AP,LASTARG) \
(__builtin_next_arg (LASTARG), __va_start_common (AP, 0))
#else /* varargs.h support */
#define va_start(AP) __va_start_common (AP, 1)
#define va_alist __va_1st_arg
#define va_dcl register int va_alist; ...
#endif /* _STDARG_H */
#define __va_reg_p(TYPE) \
(__builtin_classify_type(*(TYPE *)0) < 12 \
? sizeof(TYPE) <= 8 : sizeof(TYPE) == 4 && __alignof__(*(TYPE *)0) == 4)
#define __va_size(TYPE) ((sizeof(TYPE) + 3) >> 2)
/* We cast to void * and then to TYPE * because this avoids
a warning about increasing the alignment requirement. */
#define va_arg(AP,TYPE) \
( (AP)->__va_arg = (((AP)->__va_arg + (1 << (__alignof__(*(TYPE *)0) >> 3)) - 1) \
& ~((1 << (__alignof__(*(TYPE *)0) >> 3)) - 1)) \
+ __va_size(TYPE), \
*((TYPE *) (void *) ((__va_reg_p(TYPE) \
&& (AP)->__va_arg < 8 + __va_size(TYPE) \
? (AP)->__va_reg : (AP)->__va_stk) \
+ ((AP)->__va_arg - __va_size(TYPE)))))
#define va_end(AP)
/* Copy __gnuc_va_list into another variable of this type. */
#define __va_copy(dest, src) \
__extension__ ({ \
(dest) = \
(struct __va_list_tag *)__builtin_alloca(sizeof(__gnuc_va_list)); \
*(dest) = *(src);\
})
#if !defined(_ANSI_SOURCE) && \
(!defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE) || \
defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L)
#define va_copy(dest, src) __va_copy(dest, src)
#endif
#endif /* defined (_STDARG_H) || defined (_VARARGS_H) */
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