| blob | 082c0141ce9833b896ab237eb3a0bdda82da87f6 |
1 /*-
2 * Copyright (c) 2001, 2002 Mike Barcroft <mike@FreeBSD.org>
3 * Copyright (c) 2001 The NetBSD Foundation, Inc. All rights reserved.
4 * Copyright (c) 1990, 1993 The Regents of the University of California.
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 * 3. All advertising materials mentioning features or use of this software
19 * must display the following acknowledgement:
20 * This product includes software developed by the NetBSD
21 * Foundation, Inc. and its contributors.
22 * 4. Neither the name of The NetBSD Foundation nor the names of its
23 * contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36 * POSSIBILITY OF SUCH DAMAGE.
37 */
39 #ifndef _CPU_INT_LIMITS_H_
40 #define _CPU_INT_LIMITS_H_
42 /*
43 * ISO/IEC 9899:1999
44 * 7.18.2.1 Limits of exact-width integer types
45 */
46 /* Minimum values of exact-width signed integer types. */
47 #define INT8_MIN (-0x7f-1)
48 #define INT16_MIN (-0x7fff-1)
49 #define INT32_MIN (-0x7fffffff-1)
50 #define INT64_MIN (-0x7fffffffffffffffLL-1)
52 /* Maximum values of exact-width signed integer types. */
53 #define INT8_MAX 0x7f
54 #define INT16_MAX 0x7fff
55 #define INT32_MAX 0x7fffffff
56 #define INT64_MAX 0x7fffffffffffffffLL
58 /* Maximum values of exact-width unsigned integer types. */
59 #define UINT8_MAX 0xff
60 #define UINT16_MAX 0xffff
61 #define UINT32_MAX 0xffffffffU
62 #define UINT64_MAX 0xffffffffffffffffULL
64 /*
65 * ISO/IEC 9899:1999
66 * 7.18.2.4 Limits of integer types capable of holding object pointers
67 */
68 #define INTPTR_MIN INT32_MIN
69 #define INTPTR_MAX INT32_MAX
70 #define UINTPTR_MAX UINT32_MAX
72 /*
73 * ISO/IEC 9899:1999
74 * 7.18.2.5 Limits of greatest-width integer types
75 */
76 #define INTMAX_MIN INT64_MIN
77 #define INTMAX_MAX INT64_MAX
78 #define UINTMAX_MAX UINT64_MAX
80 /*
81 * ISO/IEC 9899:1999
82 * 7.18.3 Limits of other integer types
83 */
84 /* Limits of ptrdiff_t. */
85 #define PTRDIFF_MIN INT32_MIN
86 #define PTRDIFF_MAX INT32_MAX
88 /* Limits of sig_atomic_t. */
89 #define SIG_ATOMIC_MIN INT32_MIN
90 #define SIG_ATOMIC_MAX INT32_MAX
92 /* Limit of size_t. */
93 #define SIZE_MAX UINT32_MAX
95 /* XXX possibly should be removed from here */
96 /* Also possibly defined in <wchar.h> */
97 /* Limits of wchar_t. */
98 #ifndef WCHAR_MIN
99 #define WCHAR_MIN INT32_MIN
100 #endif
101 #ifndef WCHAR_MAX
102 #define WCHAR_MAX INT32_MAX
103 #endif
105 /* Limits of wint_t. */
106 #ifndef WINT_MIN
107 #define WINT_MIN INT32_MIN
108 #endif
109 #ifndef WINT_MAX
110 #define WINT_MAX INT32_MAX
111 #endif
113 /*
114 * ISO/IEC 9899:1999
115 * 7.18.2.2 Limits of minimum-width integer types
116 */
117 /* Minimum values of minimum-width signed integer types. */
118 #define INT_LEAST8_MIN INT8_MIN
119 #define INT_LEAST16_MIN INT16_MIN
120 #define INT_LEAST32_MIN INT32_MIN
121 #define INT_LEAST64_MIN INT64_MIN
123 /* Maximum values of minimum-width signed integer types. */
124 #define INT_LEAST8_MAX INT8_MAX
125 #define INT_LEAST16_MAX INT16_MAX
126 #define INT_LEAST32_MAX INT32_MAX
127 #define INT_LEAST64_MAX INT64_MAX
129 /* Maximum values of minimum-width unsigned integer types. */
130 #define UINT_LEAST8_MAX UINT8_MAX
131 #define UINT_LEAST16_MAX UINT16_MAX
132 #define UINT_LEAST32_MAX UINT32_MAX
133 #define UINT_LEAST64_MAX UINT64_MAX
135 /*
136 * ISO/IEC 9899:1999
137 * 7.18.2.3 Limits of fastest minimum-width integer types
138 */
139 /* Minimum values of fastest minimum-width signed integer types. */
140 #define INT_FAST8_MIN INT32_MIN
141 #define INT_FAST16_MIN INT32_MIN
142 #define INT_FAST32_MIN INT32_MIN
143 #define INT_FAST64_MIN INT64_MIN
145 /* Maximum values of fastest minimum-width signed integer types. */
146 #define INT_FAST8_MAX INT32_MAX
147 #define INT_FAST16_MAX INT32_MAX
148 #define INT_FAST32_MAX INT32_MAX
149 #define INT_FAST64_MAX INT64_MAX
151 /* Maximum values of fastest minimum-width unsigned integer types. */
152 #define UINT_FAST8_MAX UINT32_MAX
153 #define UINT_FAST16_MAX UINT32_MAX
154 #define UINT_FAST32_MAX UINT32_MAX
155 #define UINT_FAST64_MAX UINT64_MAX
157 #endif