xref: /freebsd/contrib/llvm-project/libc/include/llvm-libc-macros/stdint-macros.h (revision bb722a7d0f1642bff6487f943ad0427799a6e5bf)
1*bb722a7dSDimitry Andric //===-- Definition of macros from stdint.h --------------------------------===//
2*bb722a7dSDimitry Andric //
3*bb722a7dSDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*bb722a7dSDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
5*bb722a7dSDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*bb722a7dSDimitry Andric //
7*bb722a7dSDimitry Andric //===----------------------------------------------------------------------===//
8*bb722a7dSDimitry Andric 
9*bb722a7dSDimitry Andric #ifndef LLVM_LIBC_MACROS_STDINT_MACROS_H
10*bb722a7dSDimitry Andric #define LLVM_LIBC_MACROS_STDINT_MACROS_H
11*bb722a7dSDimitry Andric 
12*bb722a7dSDimitry Andric // These definitions are copied directly from the clang implementation located
13*bb722a7dSDimitry Andric // at 'clang/lib/Headers/stdint.h'. We provide it here again for compatibility.
14*bb722a7dSDimitry Andric 
15*bb722a7dSDimitry Andric /* C99 7.18.1.1 Exact-width integer types.
16*bb722a7dSDimitry Andric  * C99 7.18.1.2 Minimum-width integer types.
17*bb722a7dSDimitry Andric  * C99 7.18.1.3 Fastest minimum-width integer types.
18*bb722a7dSDimitry Andric  *
19*bb722a7dSDimitry Andric  * The standard requires that exact-width type be defined for 8-, 16-, 32-, and
20*bb722a7dSDimitry Andric  * 64-bit types if they are implemented. Other exact width types are optional.
21*bb722a7dSDimitry Andric  * This implementation defines an exact-width types for every integer width
22*bb722a7dSDimitry Andric  * that is represented in the standard integer types.
23*bb722a7dSDimitry Andric  *
24*bb722a7dSDimitry Andric  * The standard also requires minimum-width types be defined for 8-, 16-, 32-,
25*bb722a7dSDimitry Andric  * and 64-bit widths regardless of whether there are corresponding exact-width
26*bb722a7dSDimitry Andric  * types.
27*bb722a7dSDimitry Andric  *
28*bb722a7dSDimitry Andric  * To accommodate targets that are missing types that are exactly 8, 16, 32, or
29*bb722a7dSDimitry Andric  * 64 bits wide, this implementation takes an approach of cascading
30*bb722a7dSDimitry Andric  * redefinitions, redefining __int_leastN_t to successively smaller exact-width
31*bb722a7dSDimitry Andric  * types. It is therefore important that the types are defined in order of
32*bb722a7dSDimitry Andric  * descending widths.
33*bb722a7dSDimitry Andric  *
34*bb722a7dSDimitry Andric  * We currently assume that the minimum-width types and the fastest
35*bb722a7dSDimitry Andric  * minimum-width types are the same. This is allowed by the standard, but is
36*bb722a7dSDimitry Andric  * suboptimal.
37*bb722a7dSDimitry Andric  *
38*bb722a7dSDimitry Andric  * In violation of the standard, some targets do not implement a type that is
39*bb722a7dSDimitry Andric  * wide enough to represent all of the required widths (8-, 16-, 32-, 64-bit).
40*bb722a7dSDimitry Andric  * To accommodate these targets, a required minimum-width type is only
41*bb722a7dSDimitry Andric  * defined if there exists an exact-width type of equal or greater width.
42*bb722a7dSDimitry Andric  */
43*bb722a7dSDimitry Andric 
44*bb722a7dSDimitry Andric #ifdef __INT64_TYPE__
45*bb722a7dSDimitry Andric #ifndef __int8_t_defined /* glibc sys/types.h also defines int64_t*/
46*bb722a7dSDimitry Andric typedef __INT64_TYPE__ int64_t;
47*bb722a7dSDimitry Andric #endif /* __int8_t_defined */
48*bb722a7dSDimitry Andric typedef __UINT64_TYPE__ uint64_t;
49*bb722a7dSDimitry Andric #undef __int_least64_t
50*bb722a7dSDimitry Andric #define __int_least64_t int64_t
51*bb722a7dSDimitry Andric #undef __uint_least64_t
52*bb722a7dSDimitry Andric #define __uint_least64_t uint64_t
53*bb722a7dSDimitry Andric #undef __int_least32_t
54*bb722a7dSDimitry Andric #define __int_least32_t int64_t
55*bb722a7dSDimitry Andric #undef __uint_least32_t
56*bb722a7dSDimitry Andric #define __uint_least32_t uint64_t
57*bb722a7dSDimitry Andric #undef __int_least16_t
58*bb722a7dSDimitry Andric #define __int_least16_t int64_t
59*bb722a7dSDimitry Andric #undef __uint_least16_t
60*bb722a7dSDimitry Andric #define __uint_least16_t uint64_t
61*bb722a7dSDimitry Andric #undef __int_least8_t
62*bb722a7dSDimitry Andric #define __int_least8_t int64_t
63*bb722a7dSDimitry Andric #undef __uint_least8_t
64*bb722a7dSDimitry Andric #define __uint_least8_t uint64_t
65*bb722a7dSDimitry Andric #endif /* __INT64_TYPE__ */
66*bb722a7dSDimitry Andric 
67*bb722a7dSDimitry Andric #ifdef __int_least64_t
68*bb722a7dSDimitry Andric typedef __int_least64_t int_least64_t;
69*bb722a7dSDimitry Andric typedef __uint_least64_t uint_least64_t;
70*bb722a7dSDimitry Andric typedef __int_least64_t int_fast64_t;
71*bb722a7dSDimitry Andric typedef __uint_least64_t uint_fast64_t;
72*bb722a7dSDimitry Andric #endif /* __int_least64_t */
73*bb722a7dSDimitry Andric 
74*bb722a7dSDimitry Andric #ifdef __INT56_TYPE__
75*bb722a7dSDimitry Andric typedef __INT56_TYPE__ int56_t;
76*bb722a7dSDimitry Andric typedef __UINT56_TYPE__ uint56_t;
77*bb722a7dSDimitry Andric typedef int56_t int_least56_t;
78*bb722a7dSDimitry Andric typedef uint56_t uint_least56_t;
79*bb722a7dSDimitry Andric typedef int56_t int_fast56_t;
80*bb722a7dSDimitry Andric typedef uint56_t uint_fast56_t;
81*bb722a7dSDimitry Andric #undef __int_least32_t
82*bb722a7dSDimitry Andric #define __int_least32_t int56_t
83*bb722a7dSDimitry Andric #undef __uint_least32_t
84*bb722a7dSDimitry Andric #define __uint_least32_t uint56_t
85*bb722a7dSDimitry Andric #undef __int_least16_t
86*bb722a7dSDimitry Andric #define __int_least16_t int56_t
87*bb722a7dSDimitry Andric #undef __uint_least16_t
88*bb722a7dSDimitry Andric #define __uint_least16_t uint56_t
89*bb722a7dSDimitry Andric #undef __int_least8_t
90*bb722a7dSDimitry Andric #define __int_least8_t int56_t
91*bb722a7dSDimitry Andric #undef __uint_least8_t
92*bb722a7dSDimitry Andric #define __uint_least8_t uint56_t
93*bb722a7dSDimitry Andric #endif /* __INT56_TYPE__ */
94*bb722a7dSDimitry Andric 
95*bb722a7dSDimitry Andric #ifdef __INT48_TYPE__
96*bb722a7dSDimitry Andric typedef __INT48_TYPE__ int48_t;
97*bb722a7dSDimitry Andric typedef __UINT48_TYPE__ uint48_t;
98*bb722a7dSDimitry Andric typedef int48_t int_least48_t;
99*bb722a7dSDimitry Andric typedef uint48_t uint_least48_t;
100*bb722a7dSDimitry Andric typedef int48_t int_fast48_t;
101*bb722a7dSDimitry Andric typedef uint48_t uint_fast48_t;
102*bb722a7dSDimitry Andric #undef __int_least32_t
103*bb722a7dSDimitry Andric #define __int_least32_t int48_t
104*bb722a7dSDimitry Andric #undef __uint_least32_t
105*bb722a7dSDimitry Andric #define __uint_least32_t uint48_t
106*bb722a7dSDimitry Andric #undef __int_least16_t
107*bb722a7dSDimitry Andric #define __int_least16_t int48_t
108*bb722a7dSDimitry Andric #undef __uint_least16_t
109*bb722a7dSDimitry Andric #define __uint_least16_t uint48_t
110*bb722a7dSDimitry Andric #undef __int_least8_t
111*bb722a7dSDimitry Andric #define __int_least8_t int48_t
112*bb722a7dSDimitry Andric #undef __uint_least8_t
113*bb722a7dSDimitry Andric #define __uint_least8_t uint48_t
114*bb722a7dSDimitry Andric #endif /* __INT48_TYPE__ */
115*bb722a7dSDimitry Andric 
116*bb722a7dSDimitry Andric #ifdef __INT40_TYPE__
117*bb722a7dSDimitry Andric typedef __INT40_TYPE__ int40_t;
118*bb722a7dSDimitry Andric typedef __UINT40_TYPE__ uint40_t;
119*bb722a7dSDimitry Andric typedef int40_t int_least40_t;
120*bb722a7dSDimitry Andric typedef uint40_t uint_least40_t;
121*bb722a7dSDimitry Andric typedef int40_t int_fast40_t;
122*bb722a7dSDimitry Andric typedef uint40_t uint_fast40_t;
123*bb722a7dSDimitry Andric #undef __int_least32_t
124*bb722a7dSDimitry Andric #define __int_least32_t int40_t
125*bb722a7dSDimitry Andric #undef __uint_least32_t
126*bb722a7dSDimitry Andric #define __uint_least32_t uint40_t
127*bb722a7dSDimitry Andric #undef __int_least16_t
128*bb722a7dSDimitry Andric #define __int_least16_t int40_t
129*bb722a7dSDimitry Andric #undef __uint_least16_t
130*bb722a7dSDimitry Andric #define __uint_least16_t uint40_t
131*bb722a7dSDimitry Andric #undef __int_least8_t
132*bb722a7dSDimitry Andric #define __int_least8_t int40_t
133*bb722a7dSDimitry Andric #undef __uint_least8_t
134*bb722a7dSDimitry Andric #define __uint_least8_t uint40_t
135*bb722a7dSDimitry Andric #endif /* __INT40_TYPE__ */
136*bb722a7dSDimitry Andric 
137*bb722a7dSDimitry Andric #ifdef __INT32_TYPE__
138*bb722a7dSDimitry Andric 
139*bb722a7dSDimitry Andric #ifndef __int8_t_defined /* glibc sys/types.h also defines int32_t*/
140*bb722a7dSDimitry Andric typedef __INT32_TYPE__ int32_t;
141*bb722a7dSDimitry Andric #endif /* __int8_t_defined */
142*bb722a7dSDimitry Andric 
143*bb722a7dSDimitry Andric #ifndef __uint32_t_defined /* more glibc compatibility */
144*bb722a7dSDimitry Andric #define __uint32_t_defined
145*bb722a7dSDimitry Andric typedef __UINT32_TYPE__ uint32_t;
146*bb722a7dSDimitry Andric #endif /* __uint32_t_defined */
147*bb722a7dSDimitry Andric 
148*bb722a7dSDimitry Andric #undef __int_least32_t
149*bb722a7dSDimitry Andric #define __int_least32_t int32_t
150*bb722a7dSDimitry Andric #undef __uint_least32_t
151*bb722a7dSDimitry Andric #define __uint_least32_t uint32_t
152*bb722a7dSDimitry Andric #undef __int_least16_t
153*bb722a7dSDimitry Andric #define __int_least16_t int32_t
154*bb722a7dSDimitry Andric #undef __uint_least16_t
155*bb722a7dSDimitry Andric #define __uint_least16_t uint32_t
156*bb722a7dSDimitry Andric #undef __int_least8_t
157*bb722a7dSDimitry Andric #define __int_least8_t int32_t
158*bb722a7dSDimitry Andric #undef __uint_least8_t
159*bb722a7dSDimitry Andric #define __uint_least8_t uint32_t
160*bb722a7dSDimitry Andric #endif /* __INT32_TYPE__ */
161*bb722a7dSDimitry Andric 
162*bb722a7dSDimitry Andric #ifdef __int_least32_t
163*bb722a7dSDimitry Andric typedef __int_least32_t int_least32_t;
164*bb722a7dSDimitry Andric typedef __uint_least32_t uint_least32_t;
165*bb722a7dSDimitry Andric typedef __int_least32_t int_fast32_t;
166*bb722a7dSDimitry Andric typedef __uint_least32_t uint_fast32_t;
167*bb722a7dSDimitry Andric #endif /* __int_least32_t */
168*bb722a7dSDimitry Andric 
169*bb722a7dSDimitry Andric #ifdef __INT24_TYPE__
170*bb722a7dSDimitry Andric typedef __INT24_TYPE__ int24_t;
171*bb722a7dSDimitry Andric typedef __UINT24_TYPE__ uint24_t;
172*bb722a7dSDimitry Andric typedef int24_t int_least24_t;
173*bb722a7dSDimitry Andric typedef uint24_t uint_least24_t;
174*bb722a7dSDimitry Andric typedef int24_t int_fast24_t;
175*bb722a7dSDimitry Andric typedef uint24_t uint_fast24_t;
176*bb722a7dSDimitry Andric #undef __int_least16_t
177*bb722a7dSDimitry Andric #define __int_least16_t int24_t
178*bb722a7dSDimitry Andric #undef __uint_least16_t
179*bb722a7dSDimitry Andric #define __uint_least16_t uint24_t
180*bb722a7dSDimitry Andric #undef __int_least8_t
181*bb722a7dSDimitry Andric #define __int_least8_t int24_t
182*bb722a7dSDimitry Andric #undef __uint_least8_t
183*bb722a7dSDimitry Andric #define __uint_least8_t uint24_t
184*bb722a7dSDimitry Andric #endif /* __INT24_TYPE__ */
185*bb722a7dSDimitry Andric 
186*bb722a7dSDimitry Andric #ifdef __INT16_TYPE__
187*bb722a7dSDimitry Andric #ifndef __int8_t_defined /* glibc sys/types.h also defines int16_t*/
188*bb722a7dSDimitry Andric typedef __INT16_TYPE__ int16_t;
189*bb722a7dSDimitry Andric #endif /* __int8_t_defined */
190*bb722a7dSDimitry Andric typedef __UINT16_TYPE__ uint16_t;
191*bb722a7dSDimitry Andric #undef __int_least16_t
192*bb722a7dSDimitry Andric #define __int_least16_t int16_t
193*bb722a7dSDimitry Andric #undef __uint_least16_t
194*bb722a7dSDimitry Andric #define __uint_least16_t uint16_t
195*bb722a7dSDimitry Andric #undef __int_least8_t
196*bb722a7dSDimitry Andric #define __int_least8_t int16_t
197*bb722a7dSDimitry Andric #undef __uint_least8_t
198*bb722a7dSDimitry Andric #define __uint_least8_t uint16_t
199*bb722a7dSDimitry Andric #endif /* __INT16_TYPE__ */
200*bb722a7dSDimitry Andric 
201*bb722a7dSDimitry Andric #ifdef __int_least16_t
202*bb722a7dSDimitry Andric typedef __int_least16_t int_least16_t;
203*bb722a7dSDimitry Andric typedef __uint_least16_t uint_least16_t;
204*bb722a7dSDimitry Andric typedef __int_least16_t int_fast16_t;
205*bb722a7dSDimitry Andric typedef __uint_least16_t uint_fast16_t;
206*bb722a7dSDimitry Andric #endif /* __int_least16_t */
207*bb722a7dSDimitry Andric 
208*bb722a7dSDimitry Andric #ifdef __INT8_TYPE__
209*bb722a7dSDimitry Andric #ifndef __int8_t_defined /* glibc sys/types.h also defines int8_t*/
210*bb722a7dSDimitry Andric typedef __INT8_TYPE__ int8_t;
211*bb722a7dSDimitry Andric #endif /* __int8_t_defined */
212*bb722a7dSDimitry Andric typedef __UINT8_TYPE__ uint8_t;
213*bb722a7dSDimitry Andric #undef __int_least8_t
214*bb722a7dSDimitry Andric #define __int_least8_t int8_t
215*bb722a7dSDimitry Andric #undef __uint_least8_t
216*bb722a7dSDimitry Andric #define __uint_least8_t uint8_t
217*bb722a7dSDimitry Andric #endif /* __INT8_TYPE__ */
218*bb722a7dSDimitry Andric 
219*bb722a7dSDimitry Andric #ifdef __int_least8_t
220*bb722a7dSDimitry Andric typedef __int_least8_t int_least8_t;
221*bb722a7dSDimitry Andric typedef __uint_least8_t uint_least8_t;
222*bb722a7dSDimitry Andric typedef __int_least8_t int_fast8_t;
223*bb722a7dSDimitry Andric typedef __uint_least8_t uint_fast8_t;
224*bb722a7dSDimitry Andric #endif /* __int_least8_t */
225*bb722a7dSDimitry Andric 
226*bb722a7dSDimitry Andric /* prevent glibc sys/types.h from defining conflicting types */
227*bb722a7dSDimitry Andric #ifndef __int8_t_defined
228*bb722a7dSDimitry Andric #define __int8_t_defined
229*bb722a7dSDimitry Andric #endif /* __int8_t_defined */
230*bb722a7dSDimitry Andric 
231*bb722a7dSDimitry Andric /* C99 7.18.1.4 Integer types capable of holding object pointers.
232*bb722a7dSDimitry Andric  */
233*bb722a7dSDimitry Andric #define __stdint_join3(a, b, c) a##b##c
234*bb722a7dSDimitry Andric 
235*bb722a7dSDimitry Andric #ifndef _INTPTR_T
236*bb722a7dSDimitry Andric #ifndef __intptr_t_defined
237*bb722a7dSDimitry Andric typedef __INTPTR_TYPE__ intptr_t;
238*bb722a7dSDimitry Andric #define __intptr_t_defined
239*bb722a7dSDimitry Andric #define _INTPTR_T
240*bb722a7dSDimitry Andric #endif
241*bb722a7dSDimitry Andric #endif
242*bb722a7dSDimitry Andric 
243*bb722a7dSDimitry Andric #ifndef _UINTPTR_T
244*bb722a7dSDimitry Andric typedef __UINTPTR_TYPE__ uintptr_t;
245*bb722a7dSDimitry Andric #define _UINTPTR_T
246*bb722a7dSDimitry Andric #endif
247*bb722a7dSDimitry Andric 
248*bb722a7dSDimitry Andric /* C99 7.18.1.5 Greatest-width integer types.
249*bb722a7dSDimitry Andric  */
250*bb722a7dSDimitry Andric typedef __INTMAX_TYPE__ intmax_t;
251*bb722a7dSDimitry Andric typedef __UINTMAX_TYPE__ uintmax_t;
252*bb722a7dSDimitry Andric 
253*bb722a7dSDimitry Andric /* C99 7.18.4 Macros for minimum-width integer constants.
254*bb722a7dSDimitry Andric  *
255*bb722a7dSDimitry Andric  * The standard requires that integer constant macros be defined for all the
256*bb722a7dSDimitry Andric  * minimum-width types defined above. As 8-, 16-, 32-, and 64-bit minimum-width
257*bb722a7dSDimitry Andric  * types are required, the corresponding integer constant macros are defined
258*bb722a7dSDimitry Andric  * here. This implementation also defines minimum-width types for every other
259*bb722a7dSDimitry Andric  * integer width that the target implements, so corresponding macros are
260*bb722a7dSDimitry Andric  * defined below, too.
261*bb722a7dSDimitry Andric  *
262*bb722a7dSDimitry Andric  * These macros are defined using the same successive-shrinking approach as
263*bb722a7dSDimitry Andric  * the type definitions above. It is likewise important that macros are defined
264*bb722a7dSDimitry Andric  * in order of decending width.
265*bb722a7dSDimitry Andric  *
266*bb722a7dSDimitry Andric  * Note that C++ should not check __STDC_CONSTANT_MACROS here, contrary to the
267*bb722a7dSDimitry Andric  * claims of the C standard (see C++ 18.3.1p2, [cstdint.syn]).
268*bb722a7dSDimitry Andric  */
269*bb722a7dSDimitry Andric 
270*bb722a7dSDimitry Andric #define __int_c_join(a, b) a##b
271*bb722a7dSDimitry Andric #define __int_c(v, suffix) __int_c_join(v, suffix)
272*bb722a7dSDimitry Andric #define __uint_c(v, suffix) __int_c_join(v##U, suffix)
273*bb722a7dSDimitry Andric 
274*bb722a7dSDimitry Andric #ifdef __INT64_TYPE__
275*bb722a7dSDimitry Andric #undef __int64_c_suffix
276*bb722a7dSDimitry Andric #undef __int32_c_suffix
277*bb722a7dSDimitry Andric #undef __int16_c_suffix
278*bb722a7dSDimitry Andric #undef __int8_c_suffix
279*bb722a7dSDimitry Andric #ifdef __INT64_C_SUFFIX__
280*bb722a7dSDimitry Andric #define __int64_c_suffix __INT64_C_SUFFIX__
281*bb722a7dSDimitry Andric #define __int32_c_suffix __INT64_C_SUFFIX__
282*bb722a7dSDimitry Andric #define __int16_c_suffix __INT64_C_SUFFIX__
283*bb722a7dSDimitry Andric #define __int8_c_suffix __INT64_C_SUFFIX__
284*bb722a7dSDimitry Andric #endif /* __INT64_C_SUFFIX__ */
285*bb722a7dSDimitry Andric #endif /* __INT64_TYPE__ */
286*bb722a7dSDimitry Andric 
287*bb722a7dSDimitry Andric #ifdef __int_least64_t
288*bb722a7dSDimitry Andric #ifdef __int64_c_suffix
289*bb722a7dSDimitry Andric #define INT64_C(v) __int_c(v, __int64_c_suffix)
290*bb722a7dSDimitry Andric #define UINT64_C(v) __uint_c(v, __int64_c_suffix)
291*bb722a7dSDimitry Andric #else
292*bb722a7dSDimitry Andric #define INT64_C(v) v
293*bb722a7dSDimitry Andric #define UINT64_C(v) v##U
294*bb722a7dSDimitry Andric #endif /* __int64_c_suffix */
295*bb722a7dSDimitry Andric #endif /* __int_least64_t */
296*bb722a7dSDimitry Andric 
297*bb722a7dSDimitry Andric #ifdef __INT56_TYPE__
298*bb722a7dSDimitry Andric #undef __int32_c_suffix
299*bb722a7dSDimitry Andric #undef __int16_c_suffix
300*bb722a7dSDimitry Andric #undef __int8_c_suffix
301*bb722a7dSDimitry Andric #ifdef __INT56_C_SUFFIX__
302*bb722a7dSDimitry Andric #define INT56_C(v) __int_c(v, __INT56_C_SUFFIX__)
303*bb722a7dSDimitry Andric #define UINT56_C(v) __uint_c(v, __INT56_C_SUFFIX__)
304*bb722a7dSDimitry Andric #define __int32_c_suffix __INT56_C_SUFFIX__
305*bb722a7dSDimitry Andric #define __int16_c_suffix __INT56_C_SUFFIX__
306*bb722a7dSDimitry Andric #define __int8_c_suffix __INT56_C_SUFFIX__
307*bb722a7dSDimitry Andric #else
308*bb722a7dSDimitry Andric #define INT56_C(v) v
309*bb722a7dSDimitry Andric #define UINT56_C(v) v##U
310*bb722a7dSDimitry Andric #endif /* __INT56_C_SUFFIX__ */
311*bb722a7dSDimitry Andric #endif /* __INT56_TYPE__ */
312*bb722a7dSDimitry Andric 
313*bb722a7dSDimitry Andric #ifdef __INT48_TYPE__
314*bb722a7dSDimitry Andric #undef __int32_c_suffix
315*bb722a7dSDimitry Andric #undef __int16_c_suffix
316*bb722a7dSDimitry Andric #undef __int8_c_suffix
317*bb722a7dSDimitry Andric #ifdef __INT48_C_SUFFIX__
318*bb722a7dSDimitry Andric #define INT48_C(v) __int_c(v, __INT48_C_SUFFIX__)
319*bb722a7dSDimitry Andric #define UINT48_C(v) __uint_c(v, __INT48_C_SUFFIX__)
320*bb722a7dSDimitry Andric #define __int32_c_suffix __INT48_C_SUFFIX__
321*bb722a7dSDimitry Andric #define __int16_c_suffix __INT48_C_SUFFIX__
322*bb722a7dSDimitry Andric #define __int8_c_suffix __INT48_C_SUFFIX__
323*bb722a7dSDimitry Andric #else
324*bb722a7dSDimitry Andric #define INT48_C(v) v
325*bb722a7dSDimitry Andric #define UINT48_C(v) v##U
326*bb722a7dSDimitry Andric #endif /* __INT48_C_SUFFIX__ */
327*bb722a7dSDimitry Andric #endif /* __INT48_TYPE__ */
328*bb722a7dSDimitry Andric 
329*bb722a7dSDimitry Andric #ifdef __INT40_TYPE__
330*bb722a7dSDimitry Andric #undef __int32_c_suffix
331*bb722a7dSDimitry Andric #undef __int16_c_suffix
332*bb722a7dSDimitry Andric #undef __int8_c_suffix
333*bb722a7dSDimitry Andric #ifdef __INT40_C_SUFFIX__
334*bb722a7dSDimitry Andric #define INT40_C(v) __int_c(v, __INT40_C_SUFFIX__)
335*bb722a7dSDimitry Andric #define UINT40_C(v) __uint_c(v, __INT40_C_SUFFIX__)
336*bb722a7dSDimitry Andric #define __int32_c_suffix __INT40_C_SUFFIX__
337*bb722a7dSDimitry Andric #define __int16_c_suffix __INT40_C_SUFFIX__
338*bb722a7dSDimitry Andric #define __int8_c_suffix __INT40_C_SUFFIX__
339*bb722a7dSDimitry Andric #else
340*bb722a7dSDimitry Andric #define INT40_C(v) v
341*bb722a7dSDimitry Andric #define UINT40_C(v) v##U
342*bb722a7dSDimitry Andric #endif /* __INT40_C_SUFFIX__ */
343*bb722a7dSDimitry Andric #endif /* __INT40_TYPE__ */
344*bb722a7dSDimitry Andric 
345*bb722a7dSDimitry Andric #ifdef __INT32_TYPE__
346*bb722a7dSDimitry Andric #undef __int32_c_suffix
347*bb722a7dSDimitry Andric #undef __int16_c_suffix
348*bb722a7dSDimitry Andric #undef __int8_c_suffix
349*bb722a7dSDimitry Andric #ifdef __INT32_C_SUFFIX__
350*bb722a7dSDimitry Andric #define __int32_c_suffix __INT32_C_SUFFIX__
351*bb722a7dSDimitry Andric #define __int16_c_suffix __INT32_C_SUFFIX__
352*bb722a7dSDimitry Andric #define __int8_c_suffix __INT32_C_SUFFIX__
353*bb722a7dSDimitry Andric #endif /* __INT32_C_SUFFIX__ */
354*bb722a7dSDimitry Andric #endif /* __INT32_TYPE__ */
355*bb722a7dSDimitry Andric 
356*bb722a7dSDimitry Andric #ifdef __int_least32_t
357*bb722a7dSDimitry Andric #ifdef __int32_c_suffix
358*bb722a7dSDimitry Andric #define INT32_C(v) __int_c(v, __int32_c_suffix)
359*bb722a7dSDimitry Andric #define UINT32_C(v) __uint_c(v, __int32_c_suffix)
360*bb722a7dSDimitry Andric #else
361*bb722a7dSDimitry Andric #define INT32_C(v) v
362*bb722a7dSDimitry Andric #define UINT32_C(v) v##U
363*bb722a7dSDimitry Andric #endif /* __int32_c_suffix */
364*bb722a7dSDimitry Andric #endif /* __int_least32_t */
365*bb722a7dSDimitry Andric 
366*bb722a7dSDimitry Andric #ifdef __INT24_TYPE__
367*bb722a7dSDimitry Andric #undef __int16_c_suffix
368*bb722a7dSDimitry Andric #undef __int8_c_suffix
369*bb722a7dSDimitry Andric #ifdef __INT24_C_SUFFIX__
370*bb722a7dSDimitry Andric #define INT24_C(v) __int_c(v, __INT24_C_SUFFIX__)
371*bb722a7dSDimitry Andric #define UINT24_C(v) __uint_c(v, __INT24_C_SUFFIX__)
372*bb722a7dSDimitry Andric #define __int16_c_suffix __INT24_C_SUFFIX__
373*bb722a7dSDimitry Andric #define __int8_c_suffix __INT24_C_SUFFIX__
374*bb722a7dSDimitry Andric #else
375*bb722a7dSDimitry Andric #define INT24_C(v) v
376*bb722a7dSDimitry Andric #define UINT24_C(v) v##U
377*bb722a7dSDimitry Andric #endif /* __INT24_C_SUFFIX__ */
378*bb722a7dSDimitry Andric #endif /* __INT24_TYPE__ */
379*bb722a7dSDimitry Andric 
380*bb722a7dSDimitry Andric #ifdef __INT16_TYPE__
381*bb722a7dSDimitry Andric #undef __int16_c_suffix
382*bb722a7dSDimitry Andric #undef __int8_c_suffix
383*bb722a7dSDimitry Andric #ifdef __INT16_C_SUFFIX__
384*bb722a7dSDimitry Andric #define __int16_c_suffix __INT16_C_SUFFIX__
385*bb722a7dSDimitry Andric #define __int8_c_suffix __INT16_C_SUFFIX__
386*bb722a7dSDimitry Andric #endif /* __INT16_C_SUFFIX__ */
387*bb722a7dSDimitry Andric #endif /* __INT16_TYPE__ */
388*bb722a7dSDimitry Andric 
389*bb722a7dSDimitry Andric #ifdef __int_least16_t
390*bb722a7dSDimitry Andric #ifdef __int16_c_suffix
391*bb722a7dSDimitry Andric #define INT16_C(v) __int_c(v, __int16_c_suffix)
392*bb722a7dSDimitry Andric #define UINT16_C(v) __uint_c(v, __int16_c_suffix)
393*bb722a7dSDimitry Andric #else
394*bb722a7dSDimitry Andric #define INT16_C(v) v
395*bb722a7dSDimitry Andric #define UINT16_C(v) v##U
396*bb722a7dSDimitry Andric #endif /* __int16_c_suffix */
397*bb722a7dSDimitry Andric #endif /* __int_least16_t */
398*bb722a7dSDimitry Andric 
399*bb722a7dSDimitry Andric #ifdef __INT8_TYPE__
400*bb722a7dSDimitry Andric #undef __int8_c_suffix
401*bb722a7dSDimitry Andric #ifdef __INT8_C_SUFFIX__
402*bb722a7dSDimitry Andric #define __int8_c_suffix __INT8_C_SUFFIX__
403*bb722a7dSDimitry Andric #endif /* __INT8_C_SUFFIX__ */
404*bb722a7dSDimitry Andric #endif /* __INT8_TYPE__ */
405*bb722a7dSDimitry Andric 
406*bb722a7dSDimitry Andric #ifdef __int_least8_t
407*bb722a7dSDimitry Andric #ifdef __int8_c_suffix
408*bb722a7dSDimitry Andric #define INT8_C(v) __int_c(v, __int8_c_suffix)
409*bb722a7dSDimitry Andric #define UINT8_C(v) __uint_c(v, __int8_c_suffix)
410*bb722a7dSDimitry Andric #else
411*bb722a7dSDimitry Andric #define INT8_C(v) v
412*bb722a7dSDimitry Andric #define UINT8_C(v) v##U
413*bb722a7dSDimitry Andric #endif /* __int8_c_suffix */
414*bb722a7dSDimitry Andric #endif /* __int_least8_t */
415*bb722a7dSDimitry Andric 
416*bb722a7dSDimitry Andric /* C99 7.18.2.1 Limits of exact-width integer types.
417*bb722a7dSDimitry Andric  * C99 7.18.2.2 Limits of minimum-width integer types.
418*bb722a7dSDimitry Andric  * C99 7.18.2.3 Limits of fastest minimum-width integer types.
419*bb722a7dSDimitry Andric  *
420*bb722a7dSDimitry Andric  * The presence of limit macros are completely optional in C99.  This
421*bb722a7dSDimitry Andric  * implementation defines limits for all of the types (exact- and
422*bb722a7dSDimitry Andric  * minimum-width) that it defines above, using the limits of the minimum-width
423*bb722a7dSDimitry Andric  * type for any types that do not have exact-width representations.
424*bb722a7dSDimitry Andric  *
425*bb722a7dSDimitry Andric  * As in the type definitions, this section takes an approach of
426*bb722a7dSDimitry Andric  * successive-shrinking to determine which limits to use for the standard (8,
427*bb722a7dSDimitry Andric  * 16, 32, 64) bit widths when they don't have exact representations. It is
428*bb722a7dSDimitry Andric  * therefore important that the definitions be kept in order of decending
429*bb722a7dSDimitry Andric  * widths.
430*bb722a7dSDimitry Andric  *
431*bb722a7dSDimitry Andric  * Note that C++ should not check __STDC_LIMIT_MACROS here, contrary to the
432*bb722a7dSDimitry Andric  * claims of the C standard (see C++ 18.3.1p2, [cstdint.syn]).
433*bb722a7dSDimitry Andric  */
434*bb722a7dSDimitry Andric 
435*bb722a7dSDimitry Andric #ifdef __INT64_TYPE__
436*bb722a7dSDimitry Andric #define INT64_MAX INT64_C(9223372036854775807)
437*bb722a7dSDimitry Andric #define INT64_MIN (-INT64_C(9223372036854775807) - 1)
438*bb722a7dSDimitry Andric #define UINT64_MAX UINT64_C(18446744073709551615)
439*bb722a7dSDimitry Andric 
440*bb722a7dSDimitry Andric #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202311L
441*bb722a7dSDimitry Andric #define UINT64_WIDTH 64
442*bb722a7dSDimitry Andric #define INT64_WIDTH UINT64_WIDTH
443*bb722a7dSDimitry Andric 
444*bb722a7dSDimitry Andric #define __UINT_LEAST64_WIDTH UINT64_WIDTH
445*bb722a7dSDimitry Andric #undef __UINT_LEAST32_WIDTH
446*bb722a7dSDimitry Andric #define __UINT_LEAST32_WIDTH UINT64_WIDTH
447*bb722a7dSDimitry Andric #undef __UINT_LEAST16_WIDTH
448*bb722a7dSDimitry Andric #define __UINT_LEAST16_WIDTH UINT64_WIDTH
449*bb722a7dSDimitry Andric #undef __UINT_LEAST8_MAX
450*bb722a7dSDimitry Andric #define __UINT_LEAST8_MAX UINT64_MAX
451*bb722a7dSDimitry Andric #endif /* __STDC_VERSION__ */
452*bb722a7dSDimitry Andric 
453*bb722a7dSDimitry Andric #define __INT_LEAST64_MIN INT64_MIN
454*bb722a7dSDimitry Andric #define __INT_LEAST64_MAX INT64_MAX
455*bb722a7dSDimitry Andric #define __UINT_LEAST64_MAX UINT64_MAX
456*bb722a7dSDimitry Andric #undef __INT_LEAST32_MIN
457*bb722a7dSDimitry Andric #define __INT_LEAST32_MIN INT64_MIN
458*bb722a7dSDimitry Andric #undef __INT_LEAST32_MAX
459*bb722a7dSDimitry Andric #define __INT_LEAST32_MAX INT64_MAX
460*bb722a7dSDimitry Andric #undef __UINT_LEAST32_MAX
461*bb722a7dSDimitry Andric #define __UINT_LEAST32_MAX UINT64_MAX
462*bb722a7dSDimitry Andric #undef __INT_LEAST16_MIN
463*bb722a7dSDimitry Andric #define __INT_LEAST16_MIN INT64_MIN
464*bb722a7dSDimitry Andric #undef __INT_LEAST16_MAX
465*bb722a7dSDimitry Andric #define __INT_LEAST16_MAX INT64_MAX
466*bb722a7dSDimitry Andric #undef __UINT_LEAST16_MAX
467*bb722a7dSDimitry Andric #define __UINT_LEAST16_MAX UINT64_MAX
468*bb722a7dSDimitry Andric #undef __INT_LEAST8_MIN
469*bb722a7dSDimitry Andric #define __INT_LEAST8_MIN INT64_MIN
470*bb722a7dSDimitry Andric #undef __INT_LEAST8_MAX
471*bb722a7dSDimitry Andric #define __INT_LEAST8_MAX INT64_MAX
472*bb722a7dSDimitry Andric #undef __UINT_LEAST8_MAX
473*bb722a7dSDimitry Andric #define __UINT_LEAST8_MAX UINT64_MAX
474*bb722a7dSDimitry Andric #endif /* __INT64_TYPE__ */
475*bb722a7dSDimitry Andric 
476*bb722a7dSDimitry Andric #ifdef __INT_LEAST64_MIN
477*bb722a7dSDimitry Andric #define INT_LEAST64_MIN __INT_LEAST64_MIN
478*bb722a7dSDimitry Andric #define INT_LEAST64_MAX __INT_LEAST64_MAX
479*bb722a7dSDimitry Andric #define UINT_LEAST64_MAX __UINT_LEAST64_MAX
480*bb722a7dSDimitry Andric #define INT_FAST64_MIN __INT_LEAST64_MIN
481*bb722a7dSDimitry Andric #define INT_FAST64_MAX __INT_LEAST64_MAX
482*bb722a7dSDimitry Andric #define UINT_FAST64_MAX __UINT_LEAST64_MAX
483*bb722a7dSDimitry Andric 
484*bb722a7dSDimitry Andric #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202311L
485*bb722a7dSDimitry Andric #define UINT_LEAST64_WIDTH __UINT_LEAST64_WIDTH
486*bb722a7dSDimitry Andric #define INT_LEAST64_WIDTH UINT_LEAST64_WIDTH
487*bb722a7dSDimitry Andric #define UINT_FAST64_WIDTH __UINT_LEAST64_WIDTH
488*bb722a7dSDimitry Andric #define INT_FAST64_WIDTH UINT_FAST64_WIDTH
489*bb722a7dSDimitry Andric #endif /* __STDC_VERSION__ */
490*bb722a7dSDimitry Andric #endif /* __INT_LEAST64_MIN */
491*bb722a7dSDimitry Andric 
492*bb722a7dSDimitry Andric #ifdef __INT56_TYPE__
493*bb722a7dSDimitry Andric #define INT56_MAX INT56_C(36028797018963967)
494*bb722a7dSDimitry Andric #define INT56_MIN (-INT56_C(36028797018963967) - 1)
495*bb722a7dSDimitry Andric #define UINT56_MAX UINT56_C(72057594037927935)
496*bb722a7dSDimitry Andric #define INT_LEAST56_MIN INT56_MIN
497*bb722a7dSDimitry Andric #define INT_LEAST56_MAX INT56_MAX
498*bb722a7dSDimitry Andric #define UINT_LEAST56_MAX UINT56_MAX
499*bb722a7dSDimitry Andric #define INT_FAST56_MIN INT56_MIN
500*bb722a7dSDimitry Andric #define INT_FAST56_MAX INT56_MAX
501*bb722a7dSDimitry Andric #define UINT_FAST56_MAX UINT56_MAX
502*bb722a7dSDimitry Andric 
503*bb722a7dSDimitry Andric #undef __INT_LEAST32_MIN
504*bb722a7dSDimitry Andric #define __INT_LEAST32_MIN INT56_MIN
505*bb722a7dSDimitry Andric #undef __INT_LEAST32_MAX
506*bb722a7dSDimitry Andric #define __INT_LEAST32_MAX INT56_MAX
507*bb722a7dSDimitry Andric #undef __UINT_LEAST32_MAX
508*bb722a7dSDimitry Andric #define __UINT_LEAST32_MAX UINT56_MAX
509*bb722a7dSDimitry Andric #undef __INT_LEAST16_MIN
510*bb722a7dSDimitry Andric #define __INT_LEAST16_MIN INT56_MIN
511*bb722a7dSDimitry Andric #undef __INT_LEAST16_MAX
512*bb722a7dSDimitry Andric #define __INT_LEAST16_MAX INT56_MAX
513*bb722a7dSDimitry Andric #undef __UINT_LEAST16_MAX
514*bb722a7dSDimitry Andric #define __UINT_LEAST16_MAX UINT56_MAX
515*bb722a7dSDimitry Andric #undef __INT_LEAST8_MIN
516*bb722a7dSDimitry Andric #define __INT_LEAST8_MIN INT56_MIN
517*bb722a7dSDimitry Andric #undef __INT_LEAST8_MAX
518*bb722a7dSDimitry Andric #define __INT_LEAST8_MAX INT56_MAX
519*bb722a7dSDimitry Andric #undef __UINT_LEAST8_MAX
520*bb722a7dSDimitry Andric #define __UINT_LEAST8_MAX UINT56_MAX
521*bb722a7dSDimitry Andric 
522*bb722a7dSDimitry Andric #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202311L
523*bb722a7dSDimitry Andric #define UINT56_WIDTH 56
524*bb722a7dSDimitry Andric #define INT56_WIDTH UINT56_WIDTH
525*bb722a7dSDimitry Andric #define UINT_LEAST56_WIDTH UINT56_WIDTH
526*bb722a7dSDimitry Andric #define INT_LEAST56_WIDTH UINT_LEAST56_WIDTH
527*bb722a7dSDimitry Andric #define UINT_FAST56_WIDTH UINT56_WIDTH
528*bb722a7dSDimitry Andric #define INT_FAST56_WIDTH UINT_FAST56_WIDTH
529*bb722a7dSDimitry Andric #undef __UINT_LEAST32_WIDTH
530*bb722a7dSDimitry Andric #define __UINT_LEAST32_WIDTH UINT56_WIDTH
531*bb722a7dSDimitry Andric #undef __UINT_LEAST16_WIDTH
532*bb722a7dSDimitry Andric #define __UINT_LEAST16_WIDTH UINT56_WIDTH
533*bb722a7dSDimitry Andric #undef __UINT_LEAST8_WIDTH
534*bb722a7dSDimitry Andric #define __UINT_LEAST8_WIDTH UINT56_WIDTH
535*bb722a7dSDimitry Andric #endif /* __STDC_VERSION__ */
536*bb722a7dSDimitry Andric #endif /* __INT56_TYPE__ */
537*bb722a7dSDimitry Andric 
538*bb722a7dSDimitry Andric #ifdef __INT48_TYPE__
539*bb722a7dSDimitry Andric #define INT48_MAX INT48_C(140737488355327)
540*bb722a7dSDimitry Andric #define INT48_MIN (-INT48_C(140737488355327) - 1)
541*bb722a7dSDimitry Andric #define UINT48_MAX UINT48_C(281474976710655)
542*bb722a7dSDimitry Andric #define INT_LEAST48_MIN INT48_MIN
543*bb722a7dSDimitry Andric #define INT_LEAST48_MAX INT48_MAX
544*bb722a7dSDimitry Andric #define UINT_LEAST48_MAX UINT48_MAX
545*bb722a7dSDimitry Andric #define INT_FAST48_MIN INT48_MIN
546*bb722a7dSDimitry Andric #define INT_FAST48_MAX INT48_MAX
547*bb722a7dSDimitry Andric #define UINT_FAST48_MAX UINT48_MAX
548*bb722a7dSDimitry Andric 
549*bb722a7dSDimitry Andric #undef __INT_LEAST32_MIN
550*bb722a7dSDimitry Andric #define __INT_LEAST32_MIN INT48_MIN
551*bb722a7dSDimitry Andric #undef __INT_LEAST32_MAX
552*bb722a7dSDimitry Andric #define __INT_LEAST32_MAX INT48_MAX
553*bb722a7dSDimitry Andric #undef __UINT_LEAST32_MAX
554*bb722a7dSDimitry Andric #define __UINT_LEAST32_MAX UINT48_MAX
555*bb722a7dSDimitry Andric #undef __INT_LEAST16_MIN
556*bb722a7dSDimitry Andric #define __INT_LEAST16_MIN INT48_MIN
557*bb722a7dSDimitry Andric #undef __INT_LEAST16_MAX
558*bb722a7dSDimitry Andric #define __INT_LEAST16_MAX INT48_MAX
559*bb722a7dSDimitry Andric #undef __UINT_LEAST16_MAX
560*bb722a7dSDimitry Andric #define __UINT_LEAST16_MAX UINT48_MAX
561*bb722a7dSDimitry Andric #undef __INT_LEAST8_MIN
562*bb722a7dSDimitry Andric #define __INT_LEAST8_MIN INT48_MIN
563*bb722a7dSDimitry Andric #undef __INT_LEAST8_MAX
564*bb722a7dSDimitry Andric #define __INT_LEAST8_MAX INT48_MAX
565*bb722a7dSDimitry Andric #undef __UINT_LEAST8_MAX
566*bb722a7dSDimitry Andric #define __UINT_LEAST8_MAX UINT48_MAX
567*bb722a7dSDimitry Andric 
568*bb722a7dSDimitry Andric #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202311L
569*bb722a7dSDimitry Andric #define UINT48_WIDTH 48
570*bb722a7dSDimitry Andric #define INT48_WIDTH UINT48_WIDTH
571*bb722a7dSDimitry Andric #define UINT_LEAST48_WIDTH UINT48_WIDTH
572*bb722a7dSDimitry Andric #define INT_LEAST48_WIDTH UINT_LEAST48_WIDTH
573*bb722a7dSDimitry Andric #define UINT_FAST48_WIDTH UINT48_WIDTH
574*bb722a7dSDimitry Andric #define INT_FAST48_WIDTH UINT_FAST48_WIDTH
575*bb722a7dSDimitry Andric #undef __UINT_LEAST32_WIDTH
576*bb722a7dSDimitry Andric #define __UINT_LEAST32_WIDTH UINT48_WIDTH
577*bb722a7dSDimitry Andric #undef __UINT_LEAST16_WIDTH
578*bb722a7dSDimitry Andric #define __UINT_LEAST16_WIDTH UINT48_WIDTH
579*bb722a7dSDimitry Andric #undef __UINT_LEAST8_WIDTH
580*bb722a7dSDimitry Andric #define __UINT_LEAST8_WIDTH UINT48_WIDTH
581*bb722a7dSDimitry Andric #endif /* __STDC_VERSION__ */
582*bb722a7dSDimitry Andric #endif /* __INT48_TYPE__ */
583*bb722a7dSDimitry Andric 
584*bb722a7dSDimitry Andric #ifdef __INT40_TYPE__
585*bb722a7dSDimitry Andric #define INT40_MAX INT40_C(549755813887)
586*bb722a7dSDimitry Andric #define INT40_MIN (-INT40_C(549755813887) - 1)
587*bb722a7dSDimitry Andric #define UINT40_MAX UINT40_C(1099511627775)
588*bb722a7dSDimitry Andric #define INT_LEAST40_MIN INT40_MIN
589*bb722a7dSDimitry Andric #define INT_LEAST40_MAX INT40_MAX
590*bb722a7dSDimitry Andric #define UINT_LEAST40_MAX UINT40_MAX
591*bb722a7dSDimitry Andric #define INT_FAST40_MIN INT40_MIN
592*bb722a7dSDimitry Andric #define INT_FAST40_MAX INT40_MAX
593*bb722a7dSDimitry Andric #define UINT_FAST40_MAX UINT40_MAX
594*bb722a7dSDimitry Andric 
595*bb722a7dSDimitry Andric #undef __INT_LEAST32_MIN
596*bb722a7dSDimitry Andric #define __INT_LEAST32_MIN INT40_MIN
597*bb722a7dSDimitry Andric #undef __INT_LEAST32_MAX
598*bb722a7dSDimitry Andric #define __INT_LEAST32_MAX INT40_MAX
599*bb722a7dSDimitry Andric #undef __UINT_LEAST32_MAX
600*bb722a7dSDimitry Andric #define __UINT_LEAST32_MAX UINT40_MAX
601*bb722a7dSDimitry Andric #undef __INT_LEAST16_MIN
602*bb722a7dSDimitry Andric #define __INT_LEAST16_MIN INT40_MIN
603*bb722a7dSDimitry Andric #undef __INT_LEAST16_MAX
604*bb722a7dSDimitry Andric #define __INT_LEAST16_MAX INT40_MAX
605*bb722a7dSDimitry Andric #undef __UINT_LEAST16_MAX
606*bb722a7dSDimitry Andric #define __UINT_LEAST16_MAX UINT40_MAX
607*bb722a7dSDimitry Andric #undef __INT_LEAST8_MIN
608*bb722a7dSDimitry Andric #define __INT_LEAST8_MIN INT40_MIN
609*bb722a7dSDimitry Andric #undef __INT_LEAST8_MAX
610*bb722a7dSDimitry Andric #define __INT_LEAST8_MAX INT40_MAX
611*bb722a7dSDimitry Andric #undef __UINT_LEAST8_MAX
612*bb722a7dSDimitry Andric #define __UINT_LEAST8_MAX UINT40_MAX
613*bb722a7dSDimitry Andric 
614*bb722a7dSDimitry Andric #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202311L
615*bb722a7dSDimitry Andric #define UINT40_WIDTH 40
616*bb722a7dSDimitry Andric #define INT40_WIDTH UINT40_WIDTH
617*bb722a7dSDimitry Andric #define UINT_LEAST40_WIDTH UINT40_WIDTH
618*bb722a7dSDimitry Andric #define INT_LEAST40_WIDTH UINT_LEAST40_WIDTH
619*bb722a7dSDimitry Andric #define UINT_FAST40_WIDTH UINT40_WIDTH
620*bb722a7dSDimitry Andric #define INT_FAST40_WIDTH UINT_FAST40_WIDTH
621*bb722a7dSDimitry Andric #undef __UINT_LEAST32_WIDTH
622*bb722a7dSDimitry Andric #define __UINT_LEAST32_WIDTH UINT40_WIDTH
623*bb722a7dSDimitry Andric #undef __UINT_LEAST16_WIDTH
624*bb722a7dSDimitry Andric #define __UINT_LEAST16_WIDTH UINT40_WIDTH
625*bb722a7dSDimitry Andric #undef __UINT_LEAST8_WIDTH
626*bb722a7dSDimitry Andric #define __UINT_LEAST8_WIDTH UINT40_WIDTH
627*bb722a7dSDimitry Andric #endif /* __STDC_VERSION__ */
628*bb722a7dSDimitry Andric #endif /* __INT40_TYPE__ */
629*bb722a7dSDimitry Andric 
630*bb722a7dSDimitry Andric #ifdef __INT32_TYPE__
631*bb722a7dSDimitry Andric #define INT32_MAX INT32_C(2147483647)
632*bb722a7dSDimitry Andric #define INT32_MIN (-INT32_C(2147483647) - 1)
633*bb722a7dSDimitry Andric #define UINT32_MAX UINT32_C(4294967295)
634*bb722a7dSDimitry Andric 
635*bb722a7dSDimitry Andric #undef __INT_LEAST32_MIN
636*bb722a7dSDimitry Andric #define __INT_LEAST32_MIN INT32_MIN
637*bb722a7dSDimitry Andric #undef __INT_LEAST32_MAX
638*bb722a7dSDimitry Andric #define __INT_LEAST32_MAX INT32_MAX
639*bb722a7dSDimitry Andric #undef __UINT_LEAST32_MAX
640*bb722a7dSDimitry Andric #define __UINT_LEAST32_MAX UINT32_MAX
641*bb722a7dSDimitry Andric #undef __INT_LEAST16_MIN
642*bb722a7dSDimitry Andric #define __INT_LEAST16_MIN INT32_MIN
643*bb722a7dSDimitry Andric #undef __INT_LEAST16_MAX
644*bb722a7dSDimitry Andric #define __INT_LEAST16_MAX INT32_MAX
645*bb722a7dSDimitry Andric #undef __UINT_LEAST16_MAX
646*bb722a7dSDimitry Andric #define __UINT_LEAST16_MAX UINT32_MAX
647*bb722a7dSDimitry Andric #undef __INT_LEAST8_MIN
648*bb722a7dSDimitry Andric #define __INT_LEAST8_MIN INT32_MIN
649*bb722a7dSDimitry Andric #undef __INT_LEAST8_MAX
650*bb722a7dSDimitry Andric #define __INT_LEAST8_MAX INT32_MAX
651*bb722a7dSDimitry Andric #undef __UINT_LEAST8_MAX
652*bb722a7dSDimitry Andric #define __UINT_LEAST8_MAX UINT32_MAX
653*bb722a7dSDimitry Andric 
654*bb722a7dSDimitry Andric #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202311L
655*bb722a7dSDimitry Andric #define UINT32_WIDTH 32
656*bb722a7dSDimitry Andric #define INT32_WIDTH UINT32_WIDTH
657*bb722a7dSDimitry Andric #undef __UINT_LEAST32_WIDTH
658*bb722a7dSDimitry Andric #define __UINT_LEAST32_WIDTH UINT32_WIDTH
659*bb722a7dSDimitry Andric #undef __UINT_LEAST16_WIDTH
660*bb722a7dSDimitry Andric #define __UINT_LEAST16_WIDTH UINT32_WIDTH
661*bb722a7dSDimitry Andric #undef __UINT_LEAST8_WIDTH
662*bb722a7dSDimitry Andric #define __UINT_LEAST8_WIDTH UINT32_WIDTH
663*bb722a7dSDimitry Andric #endif /* __STDC_VERSION__ */
664*bb722a7dSDimitry Andric #endif /* __INT32_TYPE__ */
665*bb722a7dSDimitry Andric 
666*bb722a7dSDimitry Andric #ifdef __INT_LEAST32_MIN
667*bb722a7dSDimitry Andric #define INT_LEAST32_MIN __INT_LEAST32_MIN
668*bb722a7dSDimitry Andric #define INT_LEAST32_MAX __INT_LEAST32_MAX
669*bb722a7dSDimitry Andric #define UINT_LEAST32_MAX __UINT_LEAST32_MAX
670*bb722a7dSDimitry Andric #define INT_FAST32_MIN __INT_LEAST32_MIN
671*bb722a7dSDimitry Andric #define INT_FAST32_MAX __INT_LEAST32_MAX
672*bb722a7dSDimitry Andric #define UINT_FAST32_MAX __UINT_LEAST32_MAX
673*bb722a7dSDimitry Andric 
674*bb722a7dSDimitry Andric #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202311L
675*bb722a7dSDimitry Andric #define UINT_LEAST32_WIDTH __UINT_LEAST32_WIDTH
676*bb722a7dSDimitry Andric #define INT_LEAST32_WIDTH UINT_LEAST32_WIDTH
677*bb722a7dSDimitry Andric #define UINT_FAST32_WIDTH __UINT_LEAST32_WIDTH
678*bb722a7dSDimitry Andric #define INT_FAST32_WIDTH UINT_FAST32_WIDTH
679*bb722a7dSDimitry Andric #endif /* __STDC_VERSION__ */
680*bb722a7dSDimitry Andric #endif /* __INT_LEAST32_MIN */
681*bb722a7dSDimitry Andric 
682*bb722a7dSDimitry Andric #ifdef __INT24_TYPE__
683*bb722a7dSDimitry Andric #define INT24_MAX INT24_C(8388607)
684*bb722a7dSDimitry Andric #define INT24_MIN (-INT24_C(8388607) - 1)
685*bb722a7dSDimitry Andric #define UINT24_MAX UINT24_C(16777215)
686*bb722a7dSDimitry Andric #define INT_LEAST24_MIN INT24_MIN
687*bb722a7dSDimitry Andric #define INT_LEAST24_MAX INT24_MAX
688*bb722a7dSDimitry Andric #define UINT_LEAST24_MAX UINT24_MAX
689*bb722a7dSDimitry Andric #define INT_FAST24_MIN INT24_MIN
690*bb722a7dSDimitry Andric #define INT_FAST24_MAX INT24_MAX
691*bb722a7dSDimitry Andric #define UINT_FAST24_MAX UINT24_MAX
692*bb722a7dSDimitry Andric 
693*bb722a7dSDimitry Andric #undef __INT_LEAST16_MIN
694*bb722a7dSDimitry Andric #define __INT_LEAST16_MIN INT24_MIN
695*bb722a7dSDimitry Andric #undef __INT_LEAST16_MAX
696*bb722a7dSDimitry Andric #define __INT_LEAST16_MAX INT24_MAX
697*bb722a7dSDimitry Andric #undef __UINT_LEAST16_MAX
698*bb722a7dSDimitry Andric #define __UINT_LEAST16_MAX UINT24_MAX
699*bb722a7dSDimitry Andric #undef __INT_LEAST8_MIN
700*bb722a7dSDimitry Andric #define __INT_LEAST8_MIN INT24_MIN
701*bb722a7dSDimitry Andric #undef __INT_LEAST8_MAX
702*bb722a7dSDimitry Andric #define __INT_LEAST8_MAX INT24_MAX
703*bb722a7dSDimitry Andric #undef __UINT_LEAST8_MAX
704*bb722a7dSDimitry Andric #define __UINT_LEAST8_MAX UINT24_MAX
705*bb722a7dSDimitry Andric 
706*bb722a7dSDimitry Andric #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202311L
707*bb722a7dSDimitry Andric #define UINT24_WIDTH 24
708*bb722a7dSDimitry Andric #define INT24_WIDTH UINT24_WIDTH
709*bb722a7dSDimitry Andric #define UINT_LEAST24_WIDTH UINT24_WIDTH
710*bb722a7dSDimitry Andric #define INT_LEAST24_WIDTH UINT_LEAST24_WIDTH
711*bb722a7dSDimitry Andric #define UINT_FAST24_WIDTH UINT24_WIDTH
712*bb722a7dSDimitry Andric #define INT_FAST24_WIDTH UINT_FAST24_WIDTH
713*bb722a7dSDimitry Andric #undef __UINT_LEAST16_WIDTH
714*bb722a7dSDimitry Andric #define __UINT_LEAST16_WIDTH UINT24_WIDTH
715*bb722a7dSDimitry Andric #undef __UINT_LEAST8_WIDTH
716*bb722a7dSDimitry Andric #define __UINT_LEAST8_WIDTH UINT24_WIDTH
717*bb722a7dSDimitry Andric #endif /* __STDC_VERSION__ */
718*bb722a7dSDimitry Andric #endif /* __INT24_TYPE__ */
719*bb722a7dSDimitry Andric 
720*bb722a7dSDimitry Andric #ifdef __INT16_TYPE__
721*bb722a7dSDimitry Andric #define INT16_MAX INT16_C(32767)
722*bb722a7dSDimitry Andric #define INT16_MIN (-INT16_C(32767) - 1)
723*bb722a7dSDimitry Andric #define UINT16_MAX UINT16_C(65535)
724*bb722a7dSDimitry Andric 
725*bb722a7dSDimitry Andric #undef __INT_LEAST16_MIN
726*bb722a7dSDimitry Andric #define __INT_LEAST16_MIN INT16_MIN
727*bb722a7dSDimitry Andric #undef __INT_LEAST16_MAX
728*bb722a7dSDimitry Andric #define __INT_LEAST16_MAX INT16_MAX
729*bb722a7dSDimitry Andric #undef __UINT_LEAST16_MAX
730*bb722a7dSDimitry Andric #define __UINT_LEAST16_MAX UINT16_MAX
731*bb722a7dSDimitry Andric #undef __INT_LEAST8_MIN
732*bb722a7dSDimitry Andric #define __INT_LEAST8_MIN INT16_MIN
733*bb722a7dSDimitry Andric #undef __INT_LEAST8_MAX
734*bb722a7dSDimitry Andric #define __INT_LEAST8_MAX INT16_MAX
735*bb722a7dSDimitry Andric #undef __UINT_LEAST8_MAX
736*bb722a7dSDimitry Andric #define __UINT_LEAST8_MAX UINT16_MAX
737*bb722a7dSDimitry Andric 
738*bb722a7dSDimitry Andric #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202311L
739*bb722a7dSDimitry Andric #define UINT16_WIDTH 16
740*bb722a7dSDimitry Andric #define INT16_WIDTH UINT16_WIDTH
741*bb722a7dSDimitry Andric #undef __UINT_LEAST16_WIDTH
742*bb722a7dSDimitry Andric #define __UINT_LEAST16_WIDTH UINT16_WIDTH
743*bb722a7dSDimitry Andric #undef __UINT_LEAST8_WIDTH
744*bb722a7dSDimitry Andric #define __UINT_LEAST8_WIDTH UINT16_WIDTH
745*bb722a7dSDimitry Andric #endif /* __STDC_VERSION__ */
746*bb722a7dSDimitry Andric #endif /* __INT16_TYPE__ */
747*bb722a7dSDimitry Andric 
748*bb722a7dSDimitry Andric #ifdef __INT_LEAST16_MIN
749*bb722a7dSDimitry Andric #define INT_LEAST16_MIN __INT_LEAST16_MIN
750*bb722a7dSDimitry Andric #define INT_LEAST16_MAX __INT_LEAST16_MAX
751*bb722a7dSDimitry Andric #define UINT_LEAST16_MAX __UINT_LEAST16_MAX
752*bb722a7dSDimitry Andric #define INT_FAST16_MIN __INT_LEAST16_MIN
753*bb722a7dSDimitry Andric #define INT_FAST16_MAX __INT_LEAST16_MAX
754*bb722a7dSDimitry Andric #define UINT_FAST16_MAX __UINT_LEAST16_MAX
755*bb722a7dSDimitry Andric 
756*bb722a7dSDimitry Andric #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202311L
757*bb722a7dSDimitry Andric #define UINT_LEAST16_WIDTH __UINT_LEAST16_WIDTH
758*bb722a7dSDimitry Andric #define INT_LEAST16_WIDTH UINT_LEAST16_WIDTH
759*bb722a7dSDimitry Andric #define UINT_FAST16_WIDTH __UINT_LEAST16_WIDTH
760*bb722a7dSDimitry Andric #define INT_FAST16_WIDTH UINT_FAST16_WIDTH
761*bb722a7dSDimitry Andric #endif /* __STDC_VERSION__ */
762*bb722a7dSDimitry Andric #endif /* __INT_LEAST16_MIN */
763*bb722a7dSDimitry Andric 
764*bb722a7dSDimitry Andric #ifdef __INT8_TYPE__
765*bb722a7dSDimitry Andric #define INT8_MAX INT8_C(127)
766*bb722a7dSDimitry Andric #define INT8_MIN (-INT8_C(127) - 1)
767*bb722a7dSDimitry Andric #define UINT8_MAX UINT8_C(255)
768*bb722a7dSDimitry Andric 
769*bb722a7dSDimitry Andric #undef __INT_LEAST8_MIN
770*bb722a7dSDimitry Andric #define __INT_LEAST8_MIN INT8_MIN
771*bb722a7dSDimitry Andric #undef __INT_LEAST8_MAX
772*bb722a7dSDimitry Andric #define __INT_LEAST8_MAX INT8_MAX
773*bb722a7dSDimitry Andric #undef __UINT_LEAST8_MAX
774*bb722a7dSDimitry Andric #define __UINT_LEAST8_MAX UINT8_MAX
775*bb722a7dSDimitry Andric 
776*bb722a7dSDimitry Andric #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202311L
777*bb722a7dSDimitry Andric #define UINT8_WIDTH 8
778*bb722a7dSDimitry Andric #define INT8_WIDTH UINT8_WIDTH
779*bb722a7dSDimitry Andric #undef __UINT_LEAST8_WIDTH
780*bb722a7dSDimitry Andric #define __UINT_LEAST8_WIDTH UINT8_WIDTH
781*bb722a7dSDimitry Andric #endif /* __STDC_VERSION__ */
782*bb722a7dSDimitry Andric #endif /* __INT8_TYPE__ */
783*bb722a7dSDimitry Andric 
784*bb722a7dSDimitry Andric #ifdef __INT_LEAST8_MIN
785*bb722a7dSDimitry Andric #define INT_LEAST8_MIN __INT_LEAST8_MIN
786*bb722a7dSDimitry Andric #define INT_LEAST8_MAX __INT_LEAST8_MAX
787*bb722a7dSDimitry Andric #define UINT_LEAST8_MAX __UINT_LEAST8_MAX
788*bb722a7dSDimitry Andric #define INT_FAST8_MIN __INT_LEAST8_MIN
789*bb722a7dSDimitry Andric #define INT_FAST8_MAX __INT_LEAST8_MAX
790*bb722a7dSDimitry Andric #define UINT_FAST8_MAX __UINT_LEAST8_MAX
791*bb722a7dSDimitry Andric 
792*bb722a7dSDimitry Andric #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202311L
793*bb722a7dSDimitry Andric #define UINT_LEAST8_WIDTH __UINT_LEAST8_WIDTH
794*bb722a7dSDimitry Andric #define INT_LEAST8_WIDTH UINT_LEAST8_WIDTH
795*bb722a7dSDimitry Andric #define UINT_FAST8_WIDTH __UINT_LEAST8_WIDTH
796*bb722a7dSDimitry Andric #define INT_FAST8_WIDTH UINT_FAST8_WIDTH
797*bb722a7dSDimitry Andric #endif /* __STDC_VERSION__ */
798*bb722a7dSDimitry Andric #endif /* __INT_LEAST8_MIN */
799*bb722a7dSDimitry Andric 
800*bb722a7dSDimitry Andric /* Some utility macros */
801*bb722a7dSDimitry Andric #define __INTN_MIN(n) __stdint_join3(INT, n, _MIN)
802*bb722a7dSDimitry Andric #define __INTN_MAX(n) __stdint_join3(INT, n, _MAX)
803*bb722a7dSDimitry Andric #define __UINTN_MAX(n) __stdint_join3(UINT, n, _MAX)
804*bb722a7dSDimitry Andric #define __INTN_C(n, v) __stdint_join3(INT, n, _C(v))
805*bb722a7dSDimitry Andric #define __UINTN_C(n, v) __stdint_join3(UINT, n, _C(v))
806*bb722a7dSDimitry Andric 
807*bb722a7dSDimitry Andric /* C99 7.18.2.4 Limits of integer types capable of holding object pointers. */
808*bb722a7dSDimitry Andric /* C99 7.18.3 Limits of other integer types. */
809*bb722a7dSDimitry Andric 
810*bb722a7dSDimitry Andric #define INTPTR_MIN (-__INTPTR_MAX__ - 1)
811*bb722a7dSDimitry Andric #define INTPTR_MAX __INTPTR_MAX__
812*bb722a7dSDimitry Andric #define UINTPTR_MAX __UINTPTR_MAX__
813*bb722a7dSDimitry Andric #define PTRDIFF_MIN (-__PTRDIFF_MAX__ - 1)
814*bb722a7dSDimitry Andric #define PTRDIFF_MAX __PTRDIFF_MAX__
815*bb722a7dSDimitry Andric #define SIZE_MAX __SIZE_MAX__
816*bb722a7dSDimitry Andric 
817*bb722a7dSDimitry Andric /* C23 7.22.2.4 Width of integer types capable of holding object pointers. */
818*bb722a7dSDimitry Andric #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202311L
819*bb722a7dSDimitry Andric /* NB: The C standard requires that these be the same value, but the compiler
820*bb722a7dSDimitry Andric    exposes separate internal width macros. */
821*bb722a7dSDimitry Andric #define INTPTR_WIDTH __INTPTR_WIDTH__
822*bb722a7dSDimitry Andric #define UINTPTR_WIDTH __UINTPTR_WIDTH__
823*bb722a7dSDimitry Andric #endif
824*bb722a7dSDimitry Andric 
825*bb722a7dSDimitry Andric /* ISO9899:2011 7.20 (C11 Annex K): Define RSIZE_MAX if __STDC_WANT_LIB_EXT1__
826*bb722a7dSDimitry Andric  * is enabled. */
827*bb722a7dSDimitry Andric #if defined(__STDC_WANT_LIB_EXT1__) && __STDC_WANT_LIB_EXT1__ >= 1
828*bb722a7dSDimitry Andric #define RSIZE_MAX (SIZE_MAX >> 1)
829*bb722a7dSDimitry Andric #endif
830*bb722a7dSDimitry Andric 
831*bb722a7dSDimitry Andric /* C99 7.18.2.5 Limits of greatest-width integer types. */
832*bb722a7dSDimitry Andric #define INTMAX_MIN (-__INTMAX_MAX__ - 1)
833*bb722a7dSDimitry Andric #define INTMAX_MAX __INTMAX_MAX__
834*bb722a7dSDimitry Andric #define UINTMAX_MAX __UINTMAX_MAX__
835*bb722a7dSDimitry Andric 
836*bb722a7dSDimitry Andric /* C23 7.22.2.5 Width of greatest-width integer types. */
837*bb722a7dSDimitry Andric #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202311L
838*bb722a7dSDimitry Andric /* NB: The C standard requires that these be the same value, but the compiler
839*bb722a7dSDimitry Andric    exposes separate internal width macros. */
840*bb722a7dSDimitry Andric #define INTMAX_WIDTH __INTMAX_WIDTH__
841*bb722a7dSDimitry Andric #define UINTMAX_WIDTH __UINTMAX_WIDTH__
842*bb722a7dSDimitry Andric #endif
843*bb722a7dSDimitry Andric 
844*bb722a7dSDimitry Andric /* C99 7.18.3 Limits of other integer types. */
845*bb722a7dSDimitry Andric #define SIG_ATOMIC_MIN __INTN_MIN(__SIG_ATOMIC_WIDTH__)
846*bb722a7dSDimitry Andric #define SIG_ATOMIC_MAX __INTN_MAX(__SIG_ATOMIC_WIDTH__)
847*bb722a7dSDimitry Andric #ifdef __WINT_UNSIGNED__
848*bb722a7dSDimitry Andric #define WINT_MIN __UINTN_C(__WINT_WIDTH__, 0)
849*bb722a7dSDimitry Andric #define WINT_MAX __UINTN_MAX(__WINT_WIDTH__)
850*bb722a7dSDimitry Andric #else
851*bb722a7dSDimitry Andric #define WINT_MIN __INTN_MIN(__WINT_WIDTH__)
852*bb722a7dSDimitry Andric #define WINT_MAX __INTN_MAX(__WINT_WIDTH__)
853*bb722a7dSDimitry Andric #endif
854*bb722a7dSDimitry Andric 
855*bb722a7dSDimitry Andric #ifndef WCHAR_MAX
856*bb722a7dSDimitry Andric #define WCHAR_MAX __WCHAR_MAX__
857*bb722a7dSDimitry Andric #endif
858*bb722a7dSDimitry Andric #ifndef WCHAR_MIN
859*bb722a7dSDimitry Andric #if __WCHAR_MAX__ == __INTN_MAX(__WCHAR_WIDTH__)
860*bb722a7dSDimitry Andric #define WCHAR_MIN __INTN_MIN(__WCHAR_WIDTH__)
861*bb722a7dSDimitry Andric #else
862*bb722a7dSDimitry Andric #define WCHAR_MIN __UINTN_C(__WCHAR_WIDTH__, 0)
863*bb722a7dSDimitry Andric #endif
864*bb722a7dSDimitry Andric #endif
865*bb722a7dSDimitry Andric 
866*bb722a7dSDimitry Andric /* 7.18.4.2 Macros for greatest-width integer constants. */
867*bb722a7dSDimitry Andric #define INTMAX_C(v) __int_c(v, __INTMAX_C_SUFFIX__)
868*bb722a7dSDimitry Andric #define UINTMAX_C(v) __int_c(v, __UINTMAX_C_SUFFIX__)
869*bb722a7dSDimitry Andric 
870*bb722a7dSDimitry Andric /* C23 7.22.3.x Width of other integer types. */
871*bb722a7dSDimitry Andric #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202311L
872*bb722a7dSDimitry Andric #define PTRDIFF_WIDTH __PTRDIFF_WIDTH__
873*bb722a7dSDimitry Andric #define SIG_ATOMIC_WIDTH __SIG_ATOMIC_WIDTH__
874*bb722a7dSDimitry Andric #define SIZE_WIDTH __SIZE_WIDTH__
875*bb722a7dSDimitry Andric #define WCHAR_WIDTH __WCHAR_WIDTH__
876*bb722a7dSDimitry Andric #define WINT_WIDTH __WINT_WIDTH__
877*bb722a7dSDimitry Andric #endif
878*bb722a7dSDimitry Andric #endif // LLVM_LIBC_MACROS_STDINT_MACROS_H
879