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- /* stdarg.h - SPARC version */
-
- #ifndef _ANSI_SPARC_STDARG_H
- #define _ANSI_SPARC_STDARG_H
-
- #define _DEFINE_VA_LIST
- #include <ansi/sparc/stdtypes.h>
-
- /* Indicate that this program uses <stdarg.h>. */
- #define __STDARG__
-
- #define NEW_VARARGS
-
- #define __va_rounded_size(TYPE) \
- (((sizeof (TYPE) + sizeof (int) - 1) / sizeof (int)) * sizeof (int))
-
- #define va_alist __builtin_va_alist
-
- #ifndef va_start
- #ifdef NEW_VARARGS
- #define va_start(AP, LASTARG) ((AP) = ((char *) __builtin_saveregs()))
- #else
- #define va_start(AP) \
- (__builtin_saveregs(), (AP) = ((char *) __builtin_next_arg()))
- #endif
- #endif va_start
-
- #ifndef va_end
- void va_end (va_list list); /* Defined in libgcc.a */
- #define va_end(pvar)
- #endif va_end
-
- /* RECORD_TYPE args passed using the C calling convention are
- passed by invisible reference. ??? RECORD_TYPE args passed
- in the stack are made to be word-aligned; for an aggregate that is
- not word-aligned, we advance the pointer to the first non-reg slot. */
- /* We don't declare the union member `d' to have type TYPE
- because that would lose in C++ if TYPE has a constructor. */
- /* We cast to void * and then to TYPE * because this avoids
- a warning about increasing the alignment requirement.
- The casts to char * avoid warnings about invalid pointer arithmetic. */
- #ifndef va_arg
- #define va_arg(pvar,TYPE) \
- __extension__ \
- ({ TYPE __va_temp; \
- ((__builtin_classify_type (__va_temp) >= 12) \
- ? ((pvar) = (char *)(pvar) + __va_rounded_size (TYPE *), \
- **(TYPE **) (void *) ((char *)(pvar) - __va_rounded_size (TYPE *))) \
- : __va_rounded_size (TYPE) == 8 \
- ? ({ union {char __d[sizeof (TYPE)]; int __i[2];} __u; \
- __u.__i[0] = ((int *) (void *) (pvar))[0]; \
- __u.__i[1] = ((int *) (void *) (pvar))[1]; \
- (pvar) = (char *)(pvar) + 8; \
- *(TYPE *) (void *) __u.__d; }) \
- : ((pvar) = (char *)(pvar) + __va_rounded_size (TYPE), \
- *((TYPE *) (void *) ((char *)(pvar) - __va_rounded_size (TYPE)))));})
- #endif va_arg
-
- #endif /* _ANSI_SPARC_STDARG_H */
-