gems-kernel/source/THIRDPARTY/xnu/bsd/arm/endian.h
2024-06-03 11:29:39 -05:00

81 lines
3.1 KiB
C

/*
* Copyright (c) 2000-2007 Apple Inc. All rights reserved.
*/
/*
* Copyright 1995 NeXT Computer, Inc. All rights reserved.
*/
/*
* Copyright (c) 1987, 1991, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)endian.h 8.1 (Berkeley) 6/11/93
*/
#ifndef _ARM__ENDIAN_H_
#define _ARM__ENDIAN_H_
#if defined (__arm__) || defined (__arm64__)
#include <sys/cdefs.h>
/*
* Define _NOQUAD if the compiler does NOT support 64-bit integers.
*/
/* #define _NOQUAD */
/*
* Define the order of 32-bit words in 64-bit words.
*/
#define _QUAD_HIGHWORD 1
#define _QUAD_LOWWORD 0
/*
* Definitions for byte order, according to byte significance from low
* address to high.
*/
#define __DARWIN_LITTLE_ENDIAN 1234 /* LSB first: i386, vax */
#define __DARWIN_BIG_ENDIAN 4321 /* MSB first: 68000, ibm, net */
#define __DARWIN_PDP_ENDIAN 3412 /* LSB first in word, MSW first in long */
#define __DARWIN_BYTE_ORDER __DARWIN_LITTLE_ENDIAN
#if defined(KERNEL) || (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE))
#define LITTLE_ENDIAN __DARWIN_LITTLE_ENDIAN
#define BIG_ENDIAN __DARWIN_BIG_ENDIAN
#define PDP_ENDIAN __DARWIN_PDP_ENDIAN
#define BYTE_ORDER __DARWIN_BYTE_ORDER
#include <sys/_endian.h>
#endif /* defined(KERNEL) || (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)) */
#endif /* defined (__arm__) || defined (__arm64__) */
#endif /* !_ARM__ENDIAN_H_ */