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      1 /*	$NetBSD: int_limits.h,v 1.12 2021/10/06 05:33:15 skrll Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2001 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Klaus Klein.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #ifndef _ARM_INT_LIMITS_H_
     33 #define _ARM_INT_LIMITS_H_
     34 
     35 #ifdef __SIG_ATOMIC_MAX__
     36 #include <sys/common_int_limits.h>
     37 #else
     38 /*
     39  * 7.18.2 Limits of specified-width integer types
     40  */
     41 
     42 /* 7.18.2.1 Limits of exact-width integer types */
     43 
     44 /* minimum values of exact-width signed integer types */
     45 #define	INT8_MIN	(-0x7f-1)			/* int8_t	  */
     46 #define	INT16_MIN	(-0x7fff-1)			/* int16_t	  */
     47 #define	INT32_MIN	(-0x7fffffff-1)			/* int32_t	  */
     48 #define	INT64_MIN	(-0x7fffffffffffffffLL-1)	/* int64_t	  */
     49 
     50 /* maximum values of exact-width signed integer types */
     51 #define	INT8_MAX	0x7f				/* int8_t	  */
     52 #define	INT16_MAX	0x7fff				/* int16_t	  */
     53 #define	INT32_MAX	0x7fffffff			/* int32_t	  */
     54 #define	INT64_MAX	0x7fffffffffffffffLL		/* int64_t	  */
     55 
     56 /* maximum values of exact-width unsigned integer types */
     57 #define	UINT8_MAX	0xff				/* uint8_t	  */
     58 #define	UINT16_MAX	0xffff				/* uint16_t	  */
     59 #define	UINT32_MAX	0xffffffffU			/* uint32_t	  */
     60 #define	UINT64_MAX	0xffffffffffffffffULL		/* uint64_t	  */
     61 
     62 /* 7.18.2.2 Limits of minimum-width integer types */
     63 
     64 /* minimum values of minimum-width signed integer types */
     65 #define	INT_LEAST8_MIN	(-0x7f-1)			/* int_least8_t	  */
     66 #define	INT_LEAST16_MIN	(-0x7fff-1)			/* int_least16_t  */
     67 #define	INT_LEAST32_MIN	(-0x7fffffff-1)			/* int_least32_t  */
     68 #define	INT_LEAST64_MIN	(-0x7fffffffffffffffLL-1)	/* int_least64_t  */
     69 
     70 /* maximum values of minimum-width signed integer types */
     71 #define	INT_LEAST8_MAX	0x7f				/* int_least8_t	  */
     72 #define	INT_LEAST16_MAX	0x7fff				/* int_least16_t  */
     73 #define	INT_LEAST32_MAX	0x7fffffff			/* int_least32_t  */
     74 #define	INT_LEAST64_MAX	0x7fffffffffffffffLL		/* int_least64_t  */
     75 
     76 /* maximum values of minimum-width unsigned integer types */
     77 #define	UINT_LEAST8_MAX	 0xff				/* uint_least8_t  */
     78 #define	UINT_LEAST16_MAX 0xffff				/* uint_least16_t */
     79 #define	UINT_LEAST32_MAX 0xffffffffU			/* uint_least32_t */
     80 #define	UINT_LEAST64_MAX 0xffffffffffffffffULL		/* uint_least64_t */
     81 
     82 /* 7.18.2.3 Limits of fastest minimum-width integer types */
     83 
     84 /* minimum values of fastest minimum-width signed integer types */
     85 #define	INT_FAST8_MIN	(-0x7fffffff-1)			/* int_fast8_t	  */
     86 #define	INT_FAST16_MIN	(-0x7fffffff-1)			/* int_fast16_t	  */
     87 #define	INT_FAST32_MIN	(-0x7fffffff-1)			/* int_fast32_t	  */
     88 #define	INT_FAST64_MIN	(-0x7fffffffffffffffLL-1)	/* int_fast64_t	  */
     89 
     90 /* maximum values of fastest minimum-width signed integer types */
     91 #define	INT_FAST8_MAX	0x7fffffff			/* int_fast8_t	  */
     92 #define	INT_FAST16_MAX	0x7fffffff			/* int_fast16_t	  */
     93 #define	INT_FAST32_MAX	0x7fffffff			/* int_fast32_t	  */
     94 #define	INT_FAST64_MAX	0x7fffffffffffffffLL		/* int_fast64_t	  */
     95 
     96 /* maximum values of fastest minimum-width unsigned integer types */
     97 #define	UINT_FAST8_MAX	0xffffffffU			/* uint_fast8_t	  */
     98 #define	UINT_FAST16_MAX	0xffffffffU			/* uint_fast16_t  */
     99 #define	UINT_FAST32_MAX	0xffffffffU			/* uint_fast32_t  */
    100 #define	UINT_FAST64_MAX	0xffffffffffffffffULL		/* uint_fast64_t  */
    101 
    102 /* 7.18.2.4 Limits of integer types capable of holding object pointers */
    103 
    104 #ifdef _LP64
    105 #define	INTPTR_MIN	(-0x7fffffffffffffffL-1)	/* intptr_t	  */
    106 #define	INTPTR_MAX	0x7fffffffffffffffL		/* intptr_t	  */
    107 #define	UINTPTR_MAX	0xffffffffffffffffUL		/* uintptr_t	  */
    108 #else
    109 #define	INTPTR_MIN	(-0x7fffffffL-1)		/* intptr_t	  */
    110 #define	INTPTR_MAX	0x7fffffffL			/* intptr_t	  */
    111 #define	UINTPTR_MAX	0xffffffffUL			/* uintptr_t	  */
    112 #endif
    113 
    114 /* 7.18.2.5 Limits of greatest-width integer types */
    115 
    116 #define	INTMAX_MIN	(-0x7fffffffffffffffLL-1)	/* intmax_t	  */
    117 #define	INTMAX_MAX	0x7fffffffffffffffLL		/* intmax_t	  */
    118 #define	UINTMAX_MAX	0xffffffffffffffffULL		/* uintmax_t	  */
    119 
    120 
    121 /*
    122  * 7.18.3 Limits of other integer types
    123  */
    124 
    125 /* limits of ptrdiff_t */
    126 #ifdef _LP64
    127 #define	PTRDIFF_MIN	(-0x7fffffffffffffffL-1)	/* ptrdiff_t	  */
    128 #define	PTRDIFF_MAX	0x7fffffffffffffffL		/* ptrdiff_t	  */
    129 #else
    130 #define	PTRDIFF_MIN	(-0x7fffffffL-1)		/* ptrdiff_t	  */
    131 #define	PTRDIFF_MAX	0x7fffffffL			/* ptrdiff_t	  */
    132 #endif
    133 
    134 /* limits of sig_atomic_t */
    135 #define	SIG_ATOMIC_MIN	(-0x7fffffff-1)			/* sig_atomic_t	  */
    136 #define	SIG_ATOMIC_MAX	0x7fffffff			/* sig_atomic_t	  */
    137 
    138 /* limit of size_t */
    139 #ifdef _LP64
    140 #define	SIZE_MAX	0xffffffffffffffffUL		/* size_t	  */
    141 #else
    142 #define	SIZE_MAX	0xffffffffUL			/* size_t	  */
    143 #endif
    144 #endif
    145 
    146 #endif /* !_ARM_INT_LIMITS_H_ */
    147