--- /dev/null
+/* This is just like the default gvarargs.h
+ except for differences described below. */
+
+/* Define __gnuc_va_list. */
+
+#ifndef __GNUC_VA_LIST
+#define __GNUC_VA_LIST
+
+#ifdef __SH3E__
+
+typedef long __va_greg;
+typedef double __va_freg;
+
+typedef struct {
+ __va_greg * __va_next_o; /* next available register */
+ __va_greg * __va_next_o_limit; /* past last available register */
+ __va_freg * __va_next_fp; /* next available fp register */
+ __va_freg * __va_next_fp_limit; /* last available fp register */
+ __va_greg * __va_next_stack; /* next extended word on stack */
+} __gnuc_va_list;
+
+#else /* ! SH3E */
+
+typedef void *__gnuc_va_list;
+
+#define __va_rounded_size(TYPE) \
+ (((sizeof (TYPE) + sizeof (int) - 1) / sizeof (int)) * sizeof (int))
+
+#endif /* ! SH3E */
+
+#endif /* __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
+
+#ifdef __SH3E__
+
+#define va_start(AP, LASTARG) \
+__extension__ \
+ ({ \
+ AP.__va_next_fp = (__va_freg *) __builtin_saveregs (); \
+ AP.__va_next_fp_limit = (AP.__va_next_fp + \
+ (__builtin_args_info (1) < 8 ? 8 - __builtin_args_info (1) : 0)); \
+ AP.__va_next_o = (__va_greg *) AP.__va_next_fp_limit; \
+ AP.__va_next_o_limit = (AP.__va_next_o + \
+ (__builtin_args_info (0) < 4 ? 4 - __builtin_args_info (0) : 0)); \
+ AP.__va_next_stack = (__va_greg *) __builtin_next_arg (LASTARG); \
+ })
+
+#else /* ! SH3E */
+
+#define va_start(AP, LASTARG) \
+ (AP = ((__gnuc_va_list) __builtin_next_arg (LASTARG)))
+
+#endif /* ! SH3E */
+
+#else /* _VARARGS_H */
+
+#define va_alist __builtin_va_alist
+#define va_dcl int __builtin_va_alist;...
+
+#ifdef __SH3E___
+
+#define va_start(AP) \
+__extension__ \
+ ({ \
+ AP.__va_next_fp = (__va_freg *) __builtin_saveregs (); \
+ AP.__va_next_fp_limit = (AP.__va_next_fp + \
+ (__builtin_args_info (1) < 8 ? 8 - __builtin_args_info (1) : 0)); \
+ AP.__va_next_o = (__va_greg *) AP.__va_next_fp_limit; \
+ AP.__va_next_o_limit = (AP.__va_next_o + \
+ (__builtin_args_info (0) < 4 ? 4 - __builtin_args_info (0) : 0)); \
+ AP.__va_next_stack = (__va_greg *) __builtin_next_arg (__builtin_va_alist) \
+ - (__builtin_args_info (0) >= 4 || __builtin_args_info (1) >= 8 ? 1 : 0); \
+ })
+
+#else /* ! SH3E */
+
+#define va_start(AP) AP=(char *) &__builtin_va_alist
+
+#endif /* ! SH3E */
+
+#endif /* _STDARG */
+
+#ifndef va_end
+void va_end (__gnuc_va_list); /* Defined in libgcc.a */
+
+/* Values returned by __builtin_classify_type. */
+
+enum __va_type_classes {
+ __no_type_class = -1,
+ __void_type_class,
+ __integer_type_class,
+ __char_type_class,
+ __enumeral_type_class,
+ __boolean_type_class,
+ __pointer_type_class,
+ __reference_type_class,
+ __offset_type_class,
+ __real_type_class,
+ __complex_type_class,
+ __function_type_class,
+ __method_type_class,
+ __record_type_class,
+ __union_type_class,
+ __array_type_class,
+ __string_type_class,
+ __set_type_class,
+ __file_type_class,
+ __lang_type_class
+};
+
+#endif
+#define va_end(pvar) ((void)0)
+
+/* 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. */
+
+#ifdef __SH3E__
+
+#ifdef __LITTLE_ENDIAN__
+#warning SH3e little endian varargs/stdarg support has not been written yet.
+#endif
+
+#define va_arg(pvar,TYPE) \
+__extension__ \
+(*({int __type = __builtin_classify_type (* (TYPE *) 0); \
+ void * __result; \
+ if (__type == __real_type_class && sizeof(TYPE) == 4) \
+ /* float? */ \
+ { \
+ __va_freg *__r; \
+ if (pvar.__va_next_fp < pvar.__va_next_fp_limit) \
+ __r = (__va_freg *) pvar.__va_next_fp++; \
+ else \
+ __r = (__va_freg *) pvar.__va_next_stack++; \
+ __result = (char *) __r; \
+ } \
+ else \
+ { \
+ __va_greg *__r; \
+ if (pvar.__va_next_o + ((sizeof (TYPE) + 3) / 4) <= pvar.__va_next_o_limit) \
+ { \
+ __r = (__va_greg *) pvar.__va_next_o; \
+ pvar.__va_next_o += (sizeof (TYPE) + 3) / 4; \
+ } \
+ else \
+ { \
+ __r = (__va_greg *) pvar.__va_next_stack; \
+ pvar.__va_next_stack += (sizeof (TYPE) + 3) / 4; \
+ } \
+ __result = (char *) __r; \
+ } \
+ (TYPE *) __result;}))
+
+#else /* ! SH3E */
+
+#ifdef __LITTLE_ENDIAN__
+
+/* This is for little-endian machines; small args are padded upward. */
+#define va_arg(AP, TYPE) \
+ (AP = (__gnuc_va_list) ((char *) (AP) + __va_rounded_size (TYPE)), \
+ *((TYPE *) (void *) ((char *) (AP) - __va_rounded_size (TYPE))))
+
+#else /* ! __LITTLE_ENDIAN__ */
+
+/* This is for big-endian machines; small args are padded downward. */
+#define va_arg(AP, TYPE) \
+ (AP = (__gnuc_va_list) ((char *) (AP) + __va_rounded_size (TYPE)), \
+ *((TYPE *) (void *) ((char *) (AP) \
+ - ((sizeof (TYPE) < __va_rounded_size (char) \
+ ? sizeof (TYPE) : __va_rounded_size (TYPE))))))
+
+#endif /* __LITTLE_ENDIAN__ */
+
+#endif /* SH3E */
+
+#endif /* defined (_STDARG_H) || defined (_VARARGS_H) */