audk/StdLib/Include/Aarch64/machine/limits.h

101 lines
4.6 KiB
C

/* $NetBSD: limits.h,v 1.9 2008/08/29 19:08:29 matt Exp $ */
/*
* Copyright (c) 1988 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. 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.
*
* from: @(#)limits.h 7.2 (Berkeley) 6/28/90
*/
//TODO These values have been chosen during porting with the selection criteria
//of being different from ARMv7 in the hope of discovering as many bugs as
//possible as soon as possible. They are NOT authoritative!
// ... (and should be replaced ASAP with more carefully chosen ones)
#ifndef _AARCH64_LIMITS_H_
#define _AARCH64_LIMITS_H_
#include <sys/featuretest.h>
#define __CHAR_BIT 8 /* number of bits in a char */
//#define __MB_LEN_MAX 32 /* no multibyte characters */
#define __SCHAR_MIN (-0x7f-1) /* max value for a signed char */
#define __SCHAR_MAX 0x7f /* min value for a signed char */
#define __UCHAR_MAX 0xff /* max value for an unsigned char */
#define __CHAR_MAX 0xff /* max value for a char */
#define __CHAR_MIN 0 /* min value for a char */
#define __USHRT_MAX 0xffff /* max value for an unsigned short */
#define __SHRT_MAX 0x7fff /* max value for a short */
#define __SHRT_MIN (-0x7fff-1) /* min value for a short */
#define __UINT_MAX 0xffffffffU /* max value for an unsigned int */
#define __INT_MAX 0x7fffffff /* max value for an int */
#define __INT_MIN (-0x7fffffff-1) /* min value for an int */
#define __ULONG_MAX 0xffffffffffffffffUL /* max value for an unsigned long */
#define __LONG_MAX 0x7fffffffffffffffL /* max value for a long */
#define __LONG_MIN (-0x7fffffffffffffffL-1) /* min value for a long */
#if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
defined(_NETBSD_SOURCE)
#define SSIZE_MAX LONG_MAX /* max value for a ssize_t */
#if defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L || \
defined(_NETBSD_SOURCE)
#define __ULLONG_MAX 0xffffffffffffffffULL /* max unsigned long long */
#define __LLONG_MAX 0x7fffffffffffffffLL /* max signed long long */
#define __LLONG_MIN (-0x7fffffffffffffffLL-1) /* min signed long long */
#endif
#if defined(_NETBSD_SOURCE)
#define SIZE_T_MAX LONG_MAX /* max value for a size_t */
#define UQUAD_MAX 0xffffffffffffffffLL /* max unsigned quad */
#define QUAD_MAX 0x7fffffffffffffffLL /* max signed quad */
#define QUAD_MIN (-0x7fffffffffffffffLL-1) /* min signed quad */
#endif /* _NETBSD_SOURCE */
#endif /* _POSIX_C_SOURCE || _XOPEN_SOURCE || _NETBSD_SOURCE */
#if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
#define LONG_BIT 64
#define WORD_BIT 32
#define DBL_DIG 15
#define DBL_MAX 1.7976931348623157E+308
#define DBL_MIN 2.2250738585072014E-308
//#define FLT_DIG 6
//#define FLT_MAX 3.40282347E+38F
//#define FLT_MIN 1.17549435E-38F
#endif
#endif /* _AARCH64_LIMITS_H_ */