xref: /freebsd/sys/x86/include/_stdint.h (revision 55141f2c8991b2a6adbf30bb0fe3e6cbc303f06d)
1 /*-
2  * SPDX-License-Identifier: BSD-4-Clause
3  *
4  * Copyright (c) 2001, 2002 Mike Barcroft <mike@FreeBSD.org>
5  * Copyright (c) 2001 The NetBSD Foundation, Inc.
6  * All rights reserved.
7  *
8  * This code is derived from software contributed to The NetBSD Foundation
9  * by Klaus Klein.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  * 3. All advertising materials mentioning features or use of this software
20  *    must display the following acknowledgement:
21  *        This product includes software developed by the NetBSD
22  *        Foundation, Inc. and its contributors.
23  * 4. Neither the name of The NetBSD Foundation nor the names of its
24  *    contributors may be used to endorse or promote products derived
25  *    from this software without specific prior written permission.
26  *
27  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
28  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
29  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
30  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
31  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
32  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
33  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
34  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
35  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
36  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37  * POSSIBILITY OF SUCH DAMAGE.
38  */
39 
40 #ifndef _MACHINE__STDINT_H_
41 #define	_MACHINE__STDINT_H_
42 
43 #if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS)
44 
45 #define	INT8_C(c)		(c)
46 #define	INT16_C(c)		(c)
47 #define	INT32_C(c)		(c)
48 
49 #define	UINT8_C(c)		(c)
50 #define	UINT16_C(c)		(c)
51 #define	UINT32_C(c)		(c ## U)
52 
53 #ifdef	__LP64__
54 #define	INT64_C(c)		(c ## L)
55 #define	UINT64_C(c)		(c ## UL)
56 #else
57 #define	INT64_C(c)		(c ## LL)
58 #define	UINT64_C(c)		(c ## ULL)
59 #endif
60 
61 #define	INTMAX_C(c)		INT64_C(c)
62 #define	UINTMAX_C(c)		UINT64_C(c)
63 
64 #endif /* !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS) */
65 
66 #if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS)
67 
68 /*
69  * ISO/IEC 9899:1999
70  * 7.18.2.1 Limits of exact-width integer types
71  */
72 #define	INT8_MIN	(-0x7f-1)
73 #define	INT16_MIN	(-0x7fff-1)
74 #define	INT32_MIN	(-0x7fffffff-1)
75 
76 #define	INT8_MAX	0x7f
77 #define	INT16_MAX	0x7fff
78 #define	INT32_MAX	0x7fffffff
79 
80 #define	UINT8_MAX	0xff
81 #define	UINT16_MAX	0xffff
82 #define	UINT32_MAX	0xffffffffU
83 
84 #ifdef __LP64__
85 #define	INT64_MIN	(-0x7fffffffffffffff-1)
86 #define	INT64_MAX	0x7fffffffffffffff
87 #define	UINT64_MAX	0xffffffffffffffff
88 #else
89 #define	INT64_MIN	(-0x7fffffffffffffffLL-1)
90 #define	INT64_MAX	0x7fffffffffffffffLL
91 #define	UINT64_MAX	0xffffffffffffffffULL
92 #endif
93 
94 /*
95  * ISO/IEC 9899:1999
96  * 7.18.2.2  Limits of minimum-width integer types
97  */
98 /* Minimum values of minimum-width signed integer types. */
99 #define	INT_LEAST8_MIN	INT8_MIN
100 #define	INT_LEAST16_MIN	INT16_MIN
101 #define	INT_LEAST32_MIN	INT32_MIN
102 #define	INT_LEAST64_MIN	INT64_MIN
103 
104 /* Maximum values of minimum-width signed integer types. */
105 #define	INT_LEAST8_MAX	INT8_MAX
106 #define	INT_LEAST16_MAX	INT16_MAX
107 #define	INT_LEAST32_MAX	INT32_MAX
108 #define	INT_LEAST64_MAX	INT64_MAX
109 
110 /* Maximum values of minimum-width unsigned integer types. */
111 #define	UINT_LEAST8_MAX	 UINT8_MAX
112 #define	UINT_LEAST16_MAX UINT16_MAX
113 #define	UINT_LEAST32_MAX UINT32_MAX
114 #define	UINT_LEAST64_MAX UINT64_MAX
115 
116 /*
117  * ISO/IEC 9899:1999
118  * 7.18.2.3  Limits of fastest minimum-width integer types
119  */
120 /* Minimum values of fastest minimum-width signed integer types. */
121 #define	INT_FAST8_MIN	INT32_MIN
122 #define	INT_FAST16_MIN	INT32_MIN
123 #define	INT_FAST32_MIN	INT32_MIN
124 #define	INT_FAST64_MIN	INT64_MIN
125 
126 /* Maximum values of fastest minimum-width signed integer types. */
127 #define	INT_FAST8_MAX	INT32_MAX
128 #define	INT_FAST16_MAX	INT32_MAX
129 #define	INT_FAST32_MAX	INT32_MAX
130 #define	INT_FAST64_MAX	INT64_MAX
131 
132 /* Maximum values of fastest minimum-width unsigned integer types. */
133 #define	UINT_FAST8_MAX	UINT32_MAX
134 #define	UINT_FAST16_MAX	UINT32_MAX
135 #define	UINT_FAST32_MAX	UINT32_MAX
136 #define	UINT_FAST64_MAX	UINT64_MAX
137 
138 /*
139  * ISO/IEC 9899:1999
140  * 7.18.2.4  Limits of integer types capable of holding object pointers
141  */
142 #ifdef	__LP64__
143 #define	INTPTR_MIN	INT64_MIN
144 #define	INTPTR_MAX	INT64_MAX
145 #define	UINTPTR_MAX	UINT64_MAX
146 #else
147 #define	INTPTR_MIN	INT32_MIN
148 #define	INTPTR_MAX	INT32_MAX
149 #define	UINTPTR_MAX	UINT32_MAX
150 #endif
151 
152 /*
153  * ISO/IEC 9899:1999
154  * 7.18.2.5  Limits of greatest-width integer types
155  */
156 #define	INTMAX_MIN	INT64_MIN
157 #define	INTMAX_MAX	INT64_MAX
158 #define	UINTMAX_MAX	UINT64_MAX
159 
160 /*
161  * ISO/IEC 9899:1999
162  * 7.18.3  Limits of other integer types
163  */
164 #ifdef	__LP64__
165 /* Limits of ptrdiff_t. */
166 #define	PTRDIFF_MIN	INT64_MIN
167 #define	PTRDIFF_MAX	INT64_MAX
168 
169 /* Limits of sig_atomic_t. */
170 #define	SIG_ATOMIC_MIN	INT64_MIN
171 #define	SIG_ATOMIC_MAX	INT64_MAX
172 
173 /* Limit of size_t. */
174 #define	SIZE_MAX	UINT64_MAX
175 #else
176 #define	PTRDIFF_MIN	INT32_MIN
177 #define	PTRDIFF_MAX	INT32_MAX
178 #define	SIG_ATOMIC_MIN	INT32_MIN
179 #define	SIG_ATOMIC_MAX	INT32_MAX
180 #define	SIZE_MAX	UINT32_MAX
181 #endif
182 
183 /* Limits of wint_t. */
184 #define	WINT_MIN	INT32_MIN
185 #define	WINT_MAX	INT32_MAX
186 
187 #endif /* !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS) */
188 
189 #endif /* !_MACHINE__STDINT_H_ */
190