Differential D14323 Diff 39193 sys/powerpc/include/stdarg.h

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sys/powerpc/include/stdarg.h

	/*-			/*-
	* SPDX-License-Identifier: BSD-3-Clause			* SPDX-License-Identifier: BSD-2-Clause
	*			*
	* Copyright (c) 2002 David E. O'Brien. All rights reserved.			* Copyright (c) 2017 Poul-Henning Kamp. All rights reserved.
	* Copyright (c) 2000 Tsubai Masanari. All rights reserved.
	*			*
	* Redistribution and use in source and binary forms, with or without			* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions			* modification, are permitted provided that the following conditions
	* are met:			* are met:
	* 1. Redistributions of source code must retain the above copyright			* 1. Redistributions of source code must retain the above copyright
	* notice, this list of conditions and the following disclaimer.			* notice, this list of conditions and the following disclaimer.
	* 2. Redistributions in binary form must reproduce the above copyright			* 2. Redistributions in binary form must reproduce the above copyright
	* notice, this list of conditions and the following disclaimer in the			* notice, this list of conditions and the following disclaimer in the
	* documentation and/or other materials provided with the distribution.			* documentation and/or other materials provided with the distribution.
	* 3. The name of the author may not be used to endorse or promote products
	* derived from this software without specific prior written permission.
	*			*
	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR			* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES			* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.			* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,			* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT			* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,			* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY			* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT			* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE			* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.			* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
				* SUCH DAMAGE.
	*			*
	* $NetBSD: stdarg.h,v 1.5 2000/02/27 17:50:21 tsubai Exp $
	* $FreeBSD$			* $FreeBSD$
	*/			*/

	#ifndef _MACHINE_STDARG_H_			#ifndef _MACHINE_STDARG_H_
	#define _MACHINE_STDARG_H_			#define _MACHINE_STDARG_H_

	#include <sys/cdefs.h>			#include <sys/_stdarg.h>
	#include <sys/_types.h>

	#ifndef _VA_LIST_DECLARED			#ifndef va_start
	#define _VA_LIST_DECLARED			#error this file needs to be ported to your compiler
	typedef __va_list va_list;
	#endif			#endif

	#if defined(__GNUCLIKE_BUILTIN_STDARG)			#endif /* !_MACHINE_STDARG_H_ */

	#define va_start(ap, last) \
	__builtin_va_start((ap), (last))

	#define va_arg(ap, type) \
	__builtin_va_arg((ap), type)

	#if __ISO_C_VISIBLE >= 1999
	#define va_copy(dest, src) \
	__builtin_va_copy((dest), (src))

	#define __va_copy(dest, src) \
	va_copy((dest), (src))
	#endif

	#define va_end(ap) \
	__builtin_va_end(ap)

	#else /* !__GNUCLIKE_BUILTIN_STDARG */

	#ifdef __lint__

	#define va_start(ap, last) ((ap) = (va_list )0)
	#define va_arg(ap, type) ((type )(void *)&(ap))

	#else

	#if defined(__GNUC_VA_LIST_COMPATIBILITY)
	#define va_start(ap, last) \
	(__builtin_next_arg(last), \
	__builtin_memcpy((void *)&(ap), __builtin_saveregs (), \
	sizeof(__gnuc_va_list)))
	#else
	#define va_start(ap, last) \
	(__builtin_next_arg(last), \
	(ap).__stack = __va_stack_args, \
	(ap).__base = __va_reg_args, \
	(ap).__gpr = __va_first_gpr, \
	(ap).__fpr = __va_first_fpr)
	#endif

	#define __va_first_gpr (__builtin_args_info(0))
	#define __va_first_fpr (__builtin_args_info(1) - 32 - 1)
	#define __va_stack_args \
	((char *)__builtin_saveregs() + \
	(__va_first_gpr >= 8 ? __va_first_gpr - 8 : 0) * sizeof(int))
	#define __va_reg_args \
	((char *)__builtin_frame_address(0) + __builtin_args_info(4))

	#define __INTEGER_TYPE_CLASS 1
	#define __REAL_TYPE_CLASS 8
	#define __RECORD_TYPE_CLASS 12

	#define __va_longlong(type) \
	(__builtin_classify_type((type )0) == __INTEGER_TYPE_CLASS && \
	sizeof(type) == 8)

	#define __va_double(type) \
	(__builtin_classify_type((type )0) == __REAL_TYPE_CLASS)

	#define __va_struct(type) \
	(__builtin_classify_type((type )0) >= __RECORD_TYPE_CLASS)

	#define __va_size(type) \
	((sizeof(type) + sizeof(int) - 1) / sizeof(int) * sizeof(int))

	#define __va_savedgpr(ap, type) \
	((ap).__base + (ap).__gpr * sizeof(int) - sizeof(type))

	#define __va_savedfpr(ap, type) \
	((ap).__base + 8 * sizeof(int) + (ap).__fpr * sizeof(double) - \
	sizeof(type))

	#define __va_stack(ap, type) \
	((ap).__stack += __va_size(type) + \
	(__va_longlong(type) ? (int)(ap).__stack & 4 : 0), \
	(ap).__stack - sizeof(type))

	#define __va_gpr(ap, type) \
	((ap).__gpr += __va_size(type) / sizeof(int) + \
	(__va_longlong(type) ? (ap).__gpr & 1 : 0), \
	(ap).__gpr <= 8 ? __va_savedgpr(ap, type) : __va_stack(ap, type))

	#define __va_fpr(ap, type) \
	((ap).__fpr++, \
	(ap).__fpr <= 8 ? __va_savedfpr(ap, type) : __va_stack(ap, type))

	#define va_arg(ap, type) \
	((type )(__va_struct(type) ? ((void )__va_gpr(ap, void )) : \
	__va_double(type) ? __va_fpr(ap, type) : \
	__va_gpr(ap, type)))

	#endif /* __lint__ */

	#define va_end(ap)

	#if __ISO_C_VISIBLE >= 1999
	#if !defined(_ANSI_SOURCE) && \
	(!defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE) \|\| \
	defined(_ISOC99_SOURCE) \|\| (__STDC_VERSION__ - 0) >= 199901L)
	#define va_copy(dest, src) \
	((dest) = (src))
	#endif
	#endif

	#endif /* __GNUCLIKE_BUILTIN_STDARG */

	#endif /* _MACHINE_STDARG_H_ */