diff options
author | Dale S. Rahn <rahnds@cvs.openbsd.org> | 1997-03-03 19:32:35 +0000 |
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committer | Dale S. Rahn <rahnds@cvs.openbsd.org> | 1997-03-03 19:32:35 +0000 |
commit | 90ff5a441368313fa226376473fea6908c2c3539 (patch) | |
tree | 38e1de6dcfb2805194734736d7209f51e06fa9e1 /sys/arch/mvme88k/machine/stdarg.h | |
parent | 7848f1c3b3e234584c90f67e60c6164590478f49 (diff) |
Third try at importing the mvme88k port. This is a working kernel
from nivas.
Userland and compiler still need to be worked on.
Make certain what directory the import is done from.
Diffstat (limited to 'sys/arch/mvme88k/machine/stdarg.h')
-rw-r--r-- | sys/arch/mvme88k/machine/stdarg.h | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/sys/arch/mvme88k/machine/stdarg.h b/sys/arch/mvme88k/machine/stdarg.h new file mode 100644 index 00000000000..7b1ff19b6ec --- /dev/null +++ b/sys/arch/mvme88k/machine/stdarg.h @@ -0,0 +1,177 @@ +/* This file has local changes by MOTOROLA +Thu Sep 9 09:06:29 CDT 1993 Dale Rahn (drahn@pacific) + * (gstdarg.h, gvarargs.h) C-Front requires all builtins to + be defined. This is to insert these definitions if + __cplusplus is defined but not using the G++ compiler. + */ +/* stdarg.h for GNU. + Note that the type used in va_arg is supposed to match the + actual type **after default promotions**. + Thus, va_arg (..., short) is not valid. */ + +#ifndef _STDARG_H +#ifndef _ANSI_STDARG_H_ +#ifndef __need___va_list +#define _STDARG_H +#define _ANSI_STDARG_H_ +#endif /* not __need___va_list */ +#undef __need___va_list + +#ifndef __GNUC__ +/* Use the system's macros with the system's compiler. + This is relevant only when building GCC with some other compiler. */ +#include <stdarg.h> +#else +#ifdef __clipper__ +#include <va-clipper.h> +#else +#ifdef __m88k__ +#include <machine/va-m88k.h> +#else +#ifdef __i860__ +#include <va-i860.h> +#else +#ifdef __hppa__ +#include <va-pa.h> +#else +#ifdef __mips__ +#include <va-mips.h> +#else +#ifdef __sparc__ +#include <va-sparc.h> +#else +#ifdef __i960__ +#include <va-i960.h> +#else +#ifdef __alpha__ +#include <va-alpha.h> +#else + +/* Define __gnuc_va_list. */ + +#ifndef __GNUC_VA_LIST +#define __GNUC_VA_LIST +#if defined(__svr4__) || defined(_AIX) || defined(_M_UNIX) +typedef char *__gnuc_va_list; +#else +typedef void *__gnuc_va_list; +#endif +#endif + +/* Define the standard macros for the user, + if this invocation was from the user program. */ +#ifdef _STDARG_H + +/* Amount of space required in an argument list for an arg of type TYPE. + TYPE may alternatively be an expression whose type is used. */ + +#define __va_rounded_size(TYPE) \ + (((sizeof (TYPE) + sizeof (int) - 1) / sizeof (int)) * sizeof (int)) + +#define va_start(AP, LASTARG) \ + (AP = ((__gnuc_va_list) __builtin_next_arg ())) + +#undef va_end +void va_end (__gnuc_va_list); /* Defined in libgcc.a */ +#define va_end(AP) + +/* We cast to void * and then to TYPE * because this avoids + a warning about increasing the alignment requirement. */ + +#if defined (__arm__) || defined (__i386__) || defined (__ns32000__) || defined (__vax__) +/* 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 /* big-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) < 4 \ + ? sizeof (TYPE) \ + : __va_rounded_size (TYPE)))))) +#endif /* big-endian */ +#endif /* _STDARG_H */ + +#endif /* not alpha */ +#endif /* not i960 */ +#endif /* not sparc */ +#endif /* not mips */ +#endif /* not hppa */ +#endif /* not i860 */ +#endif /* not m88k */ +#endif /* not clipper */ + +#ifdef _STDARG_H +/* Define va_list, if desired, from __gnuc_va_list. */ +/* We deliberately do not define va_list when called from + stdio.h, because ANSI C says that stdio.h is not supposed to define + va_list. stdio.h needs to have access to that data type, + but must not use that name. It should use the name __gnuc_va_list, + which is safe because it is reserved for the implementation. */ + +#ifdef _HIDDEN_VA_LIST /* On OSF1, this means varargs.h is "half-loaded". */ +#undef _VA_LIST +#endif + +#ifdef _BSD_VA_LIST_ +#undef _BSD_VA_LIST_ +#define _BSD_VA_LIST_ __gnuc_va_list +#endif /* _BSD_VA_LIST_ */ + +#ifdef __svr4__ +/* SVR4.2 uses _VA_LIST for an internal alias for va_list, + so we must avoid testing it and setting it here. + SVR4 uses _VA_LIST as a flag in stdarg.h, but we should + have no conflict with that. */ +#ifndef _VA_LIST_ +#define _VA_LIST_ +#ifdef __i860__ +#ifndef _VA_LIST +#define _VA_LIST va_list +#endif +#endif /* __i860__ */ +typedef __gnuc_va_list va_list; +#endif /* _VA_LIST_ */ +#else /* not __svr4__ */ + +/* The macro _VA_LIST_ is the same thing used by this file in Ultrix. + But on BSD NET2 we must not test or define or undef it. + (Note that the comments in NET 2's ansi.h + are incorrect for _VA_LIST_--see stdio.h!) */ +#if !defined (_VA_LIST_) || defined (__BSD_NET2__) || defined (____386BSD____) +/* The macro _VA_LIST is used in SCO Unix 3.2. */ +#ifndef _VA_LIST +/* The macro _VA_LIST_T_H is used in the Bull dpx2 */ +#ifndef _VA_LIST_T_H +#define _VA_LIST_T_H +#if !(defined (__BSD_NET2__) || defined (____386BSD____)) +#define _VA_LIST_ +#endif +#define _VA_LIST +typedef __gnuc_va_list va_list; +#endif /* not _VA_LIST_T_H */ +#endif /* not _VA_LIST */ +#endif /* not _VA_LIST_ */ + +#endif /* not __svr4__ */ + +#if defined(__cplusplus) && !defined(__GNUG__) + +/* This is added to work with AT&T C++. */ +extern "C" { + char *__builtin_next_arg(void); + __gnuc_va_list *__builtin_saveregs(void); + void *__builtin_saveregs2(int); + int *__builtin_argptr(void); + int __builtin_argsize(void); + int __builtin_classify_type(...); + int __alignof__(...); +} +#endif + +#endif /* _STDARG_H */ + +#endif /* __GNUC__ */ +#endif /* not _ANSI_STDARG_H_ */ +#endif /* not _STDARG_H */ |