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authorMarc Espie <espie@cvs.openbsd.org>1999-05-26 13:38:57 +0000
committerMarc Espie <espie@cvs.openbsd.org>1999-05-26 13:38:57 +0000
commit0126e157b87f137fc08dc7f46f6c291b9d06ac5d (patch)
treef8555e3e504eb82b4cd3cba5cec20ae4ce8124ff /gnu/egcs/gcc/ginclude/va-m32r.h
parentff8e9a4356e55ed142306c3a375fa280800abc86 (diff)
egcs projects compiler system
Exact copy of the snapshot, except for the removal of texinfo/ gcc/ch/ libchill/
Diffstat (limited to 'gnu/egcs/gcc/ginclude/va-m32r.h')
-rw-r--r--gnu/egcs/gcc/ginclude/va-m32r.h86
1 files changed, 86 insertions, 0 deletions
diff --git a/gnu/egcs/gcc/ginclude/va-m32r.h b/gnu/egcs/gcc/ginclude/va-m32r.h
new file mode 100644
index 00000000000..4ef0ad8267a
--- /dev/null
+++ b/gnu/egcs/gcc/ginclude/va-m32r.h
@@ -0,0 +1,86 @@
+/* GNU C stdarg/varargs support for the M32R */
+
+/* Define __gnuc_va_list. */
+#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)
+
+/* Common code for va_start for both varargs and stdarg. */
+
+#define __va_rounded_size(TYPE) \
+ (((sizeof (TYPE) + sizeof (int) - 1) / sizeof (int)) * sizeof (int))
+
+#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) \
+ (AP = ((__gnuc_va_list) __builtin_next_arg (LASTARG)))
+
+#else /* varargs.h support */
+
+#define va_alist __builtin_va_alist
+/* The ... causes current_function_varargs to be set in cc1. */
+#define va_dcl int __builtin_va_alist; ...
+#define va_start(AP) AP=(char *) &__builtin_va_alist
+
+#endif /* _STDARG_H */
+
+/* Nothing needs to be done to end varargs/stdarg processing */
+#define va_end(AP) ((void) 0)
+
+/* Values returned by __builtin_classify_type. */
+enum __type_class
+{
+ __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
+};
+
+/* Return whether a type is passed by reference. */
+#define __va_by_reference_p(TYPE) (sizeof (TYPE) > 8)
+
+#define va_arg(AP,TYPE) \
+__extension__ (*({ \
+ register TYPE *__ptr; \
+ \
+ if (__va_by_reference_p (TYPE)) \
+ { \
+ __ptr = *(TYPE **)(void *) (AP); \
+ (AP) = (__gnuc_va_list) ((char *) (AP) + sizeof (void *)); \
+ } \
+ else \
+ { \
+ __ptr = (TYPE *)(void *) \
+ ((char *) (AP) + (sizeof (TYPE) < __va_rounded_size (char) \
+ ? __va_rounded_size (TYPE) - sizeof (TYPE) \
+ : 0)); \
+ (AP) = (__gnuc_va_list) ((char *) (AP) + __va_rounded_size (TYPE)); \
+ } \
+ \
+ __ptr; \
+}))
+
+#endif /* defined (_STDARG_H) || defined (_VARARGS_H) */