diff options
author | Marc Espie <espie@cvs.openbsd.org> | 1999-05-26 13:38:57 +0000 |
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committer | Marc Espie <espie@cvs.openbsd.org> | 1999-05-26 13:38:57 +0000 |
commit | 0126e157b87f137fc08dc7f46f6c291b9d06ac5d (patch) | |
tree | f8555e3e504eb82b4cd3cba5cec20ae4ce8124ff /gnu/egcs/gcc/ginclude/va-m32r.h | |
parent | ff8e9a4356e55ed142306c3a375fa280800abc86 (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.h | 86 |
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) */ |