1f4a2713aSLionel Sambuc /*===---- stdint.h - Standard header for sized integer types --------------===*\ 2f4a2713aSLionel Sambuc * 3f4a2713aSLionel Sambuc * Copyright (c) 2009 Chris Lattner 4f4a2713aSLionel Sambuc * 5f4a2713aSLionel Sambuc * Permission is hereby granted, free of charge, to any person obtaining a copy 6f4a2713aSLionel Sambuc * of this software and associated documentation files (the "Software"), to deal 7f4a2713aSLionel Sambuc * in the Software without restriction, including without limitation the rights 8f4a2713aSLionel Sambuc * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9f4a2713aSLionel Sambuc * copies of the Software, and to permit persons to whom the Software is 10f4a2713aSLionel Sambuc * furnished to do so, subject to the following conditions: 11f4a2713aSLionel Sambuc * 12f4a2713aSLionel Sambuc * The above copyright notice and this permission notice shall be included in 13f4a2713aSLionel Sambuc * all copies or substantial portions of the Software. 14f4a2713aSLionel Sambuc * 15f4a2713aSLionel Sambuc * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16f4a2713aSLionel Sambuc * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17f4a2713aSLionel Sambuc * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18f4a2713aSLionel Sambuc * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19f4a2713aSLionel Sambuc * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20f4a2713aSLionel Sambuc * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 21f4a2713aSLionel Sambuc * THE SOFTWARE. 22f4a2713aSLionel Sambuc * 23f4a2713aSLionel Sambuc \*===----------------------------------------------------------------------===*/ 24f4a2713aSLionel Sambuc 25f4a2713aSLionel Sambuc #ifndef __CLANG_STDINT_H 26f4a2713aSLionel Sambuc #define __CLANG_STDINT_H 27f4a2713aSLionel Sambuc 28f4a2713aSLionel Sambuc /* If we're hosted, fall back to the system's stdint.h, which might have 29f4a2713aSLionel Sambuc * additional definitions. 30f4a2713aSLionel Sambuc */ 31*0a6a1f1dSLionel Sambuc #if __STDC_HOSTED__ && __has_include_next(<stdint.h>) 32f4a2713aSLionel Sambuc 33f4a2713aSLionel Sambuc // C99 7.18.3 Limits of other integer types 34f4a2713aSLionel Sambuc // 35f4a2713aSLionel Sambuc // Footnote 219, 220: C++ implementations should define these macros only when 36f4a2713aSLionel Sambuc // __STDC_LIMIT_MACROS is defined before <stdint.h> is included. 37f4a2713aSLionel Sambuc // 38f4a2713aSLionel Sambuc // Footnote 222: C++ implementations should define these macros only when 39f4a2713aSLionel Sambuc // __STDC_CONSTANT_MACROS is defined before <stdint.h> is included. 40f4a2713aSLionel Sambuc // 41f4a2713aSLionel Sambuc // C++11 [cstdint.syn]p2: 42f4a2713aSLionel Sambuc // 43f4a2713aSLionel Sambuc // The macros defined by <cstdint> are provided unconditionally. In particular, 44f4a2713aSLionel Sambuc // the symbols __STDC_LIMIT_MACROS and __STDC_CONSTANT_MACROS (mentioned in 45f4a2713aSLionel Sambuc // footnotes 219, 220, and 222 in the C standard) play no role in C++. 46f4a2713aSLionel Sambuc // 47f4a2713aSLionel Sambuc // C11 removed the problematic footnotes. 48f4a2713aSLionel Sambuc // 49f4a2713aSLionel Sambuc // Work around this inconsistency by always defining those macros in C++ mode, 50f4a2713aSLionel Sambuc // so that a C library implementation which follows the C99 standard can be 51f4a2713aSLionel Sambuc // used in C++. 52f4a2713aSLionel Sambuc # ifdef __cplusplus 53f4a2713aSLionel Sambuc # if !defined(__STDC_LIMIT_MACROS) 54f4a2713aSLionel Sambuc # define __STDC_LIMIT_MACROS 55f4a2713aSLionel Sambuc # define __STDC_LIMIT_MACROS_DEFINED_BY_CLANG 56f4a2713aSLionel Sambuc # endif 57f4a2713aSLionel Sambuc # if !defined(__STDC_CONSTANT_MACROS) 58f4a2713aSLionel Sambuc # define __STDC_CONSTANT_MACROS 59f4a2713aSLionel Sambuc # define __STDC_CONSTANT_MACROS_DEFINED_BY_CLANG 60f4a2713aSLionel Sambuc # endif 61f4a2713aSLionel Sambuc # endif 62f4a2713aSLionel Sambuc 63f4a2713aSLionel Sambuc # include_next <stdint.h> 64f4a2713aSLionel Sambuc 65f4a2713aSLionel Sambuc # ifdef __STDC_LIMIT_MACROS_DEFINED_BY_CLANG 66f4a2713aSLionel Sambuc # undef __STDC_LIMIT_MACROS 67f4a2713aSLionel Sambuc # undef __STDC_LIMIT_MACROS_DEFINED_BY_CLANG 68f4a2713aSLionel Sambuc # endif 69f4a2713aSLionel Sambuc # ifdef __STDC_CONSTANT_MACROS_DEFINED_BY_CLANG 70f4a2713aSLionel Sambuc # undef __STDC_CONSTANT_MACROS 71f4a2713aSLionel Sambuc # undef __STDC_CONSTANT_MACROS_DEFINED_BY_CLANG 72f4a2713aSLionel Sambuc # endif 73f4a2713aSLionel Sambuc 74f4a2713aSLionel Sambuc #else 75f4a2713aSLionel Sambuc 76f4a2713aSLionel Sambuc /* C99 7.18.1.1 Exact-width integer types. 77f4a2713aSLionel Sambuc * C99 7.18.1.2 Minimum-width integer types. 78f4a2713aSLionel Sambuc * C99 7.18.1.3 Fastest minimum-width integer types. 79f4a2713aSLionel Sambuc * 80f4a2713aSLionel Sambuc * The standard requires that exact-width type be defined for 8-, 16-, 32-, and 81f4a2713aSLionel Sambuc * 64-bit types if they are implemented. Other exact width types are optional. 82f4a2713aSLionel Sambuc * This implementation defines an exact-width types for every integer width 83f4a2713aSLionel Sambuc * that is represented in the standard integer types. 84f4a2713aSLionel Sambuc * 85f4a2713aSLionel Sambuc * The standard also requires minimum-width types be defined for 8-, 16-, 32-, 86f4a2713aSLionel Sambuc * and 64-bit widths regardless of whether there are corresponding exact-width 87f4a2713aSLionel Sambuc * types. 88f4a2713aSLionel Sambuc * 89f4a2713aSLionel Sambuc * To accommodate targets that are missing types that are exactly 8, 16, 32, or 90f4a2713aSLionel Sambuc * 64 bits wide, this implementation takes an approach of cascading 91f4a2713aSLionel Sambuc * redefintions, redefining __int_leastN_t to successively smaller exact-width 92f4a2713aSLionel Sambuc * types. It is therefore important that the types are defined in order of 93f4a2713aSLionel Sambuc * descending widths. 94f4a2713aSLionel Sambuc * 95f4a2713aSLionel Sambuc * We currently assume that the minimum-width types and the fastest 96f4a2713aSLionel Sambuc * minimum-width types are the same. This is allowed by the standard, but is 97f4a2713aSLionel Sambuc * suboptimal. 98f4a2713aSLionel Sambuc * 99f4a2713aSLionel Sambuc * In violation of the standard, some targets do not implement a type that is 100f4a2713aSLionel Sambuc * wide enough to represent all of the required widths (8-, 16-, 32-, 64-bit). 101f4a2713aSLionel Sambuc * To accommodate these targets, a required minimum-width type is only 102f4a2713aSLionel Sambuc * defined if there exists an exact-width type of equal or greater width. 103f4a2713aSLionel Sambuc */ 104f4a2713aSLionel Sambuc 105f4a2713aSLionel Sambuc #ifdef __INT64_TYPE__ 106f4a2713aSLionel Sambuc # ifndef __int8_t_defined /* glibc sys/types.h also defines int64_t*/ 107*0a6a1f1dSLionel Sambuc typedef __INT64_TYPE__ int64_t; 108f4a2713aSLionel Sambuc # endif /* __int8_t_defined */ 109*0a6a1f1dSLionel Sambuc typedef __UINT64_TYPE__ uint64_t; 110f4a2713aSLionel Sambuc # define __int_least64_t int64_t 111f4a2713aSLionel Sambuc # define __uint_least64_t uint64_t 112f4a2713aSLionel Sambuc # define __int_least32_t int64_t 113f4a2713aSLionel Sambuc # define __uint_least32_t uint64_t 114f4a2713aSLionel Sambuc # define __int_least16_t int64_t 115f4a2713aSLionel Sambuc # define __uint_least16_t uint64_t 116f4a2713aSLionel Sambuc # define __int_least8_t int64_t 117f4a2713aSLionel Sambuc # define __uint_least8_t uint64_t 118f4a2713aSLionel Sambuc #endif /* __INT64_TYPE__ */ 119f4a2713aSLionel Sambuc 120f4a2713aSLionel Sambuc #ifdef __int_least64_t 121f4a2713aSLionel Sambuc typedef __int_least64_t int_least64_t; 122f4a2713aSLionel Sambuc typedef __uint_least64_t uint_least64_t; 123f4a2713aSLionel Sambuc typedef __int_least64_t int_fast64_t; 124f4a2713aSLionel Sambuc typedef __uint_least64_t uint_fast64_t; 125f4a2713aSLionel Sambuc #endif /* __int_least64_t */ 126f4a2713aSLionel Sambuc 127f4a2713aSLionel Sambuc #ifdef __INT56_TYPE__ 128*0a6a1f1dSLionel Sambuc typedef __INT56_TYPE__ int56_t; 129*0a6a1f1dSLionel Sambuc typedef __UINT56_TYPE__ uint56_t; 130f4a2713aSLionel Sambuc typedef int56_t int_least56_t; 131f4a2713aSLionel Sambuc typedef uint56_t uint_least56_t; 132f4a2713aSLionel Sambuc typedef int56_t int_fast56_t; 133f4a2713aSLionel Sambuc typedef uint56_t uint_fast56_t; 134f4a2713aSLionel Sambuc # define __int_least32_t int56_t 135f4a2713aSLionel Sambuc # define __uint_least32_t uint56_t 136f4a2713aSLionel Sambuc # define __int_least16_t int56_t 137f4a2713aSLionel Sambuc # define __uint_least16_t uint56_t 138f4a2713aSLionel Sambuc # define __int_least8_t int56_t 139f4a2713aSLionel Sambuc # define __uint_least8_t uint56_t 140f4a2713aSLionel Sambuc #endif /* __INT56_TYPE__ */ 141f4a2713aSLionel Sambuc 142f4a2713aSLionel Sambuc 143f4a2713aSLionel Sambuc #ifdef __INT48_TYPE__ 144*0a6a1f1dSLionel Sambuc typedef __INT48_TYPE__ int48_t; 145*0a6a1f1dSLionel Sambuc typedef __UINT48_TYPE__ uint48_t; 146f4a2713aSLionel Sambuc typedef int48_t int_least48_t; 147f4a2713aSLionel Sambuc typedef uint48_t uint_least48_t; 148f4a2713aSLionel Sambuc typedef int48_t int_fast48_t; 149f4a2713aSLionel Sambuc typedef uint48_t uint_fast48_t; 150f4a2713aSLionel Sambuc # define __int_least32_t int48_t 151f4a2713aSLionel Sambuc # define __uint_least32_t uint48_t 152f4a2713aSLionel Sambuc # define __int_least16_t int48_t 153f4a2713aSLionel Sambuc # define __uint_least16_t uint48_t 154f4a2713aSLionel Sambuc # define __int_least8_t int48_t 155f4a2713aSLionel Sambuc # define __uint_least8_t uint48_t 156f4a2713aSLionel Sambuc #endif /* __INT48_TYPE__ */ 157f4a2713aSLionel Sambuc 158f4a2713aSLionel Sambuc 159f4a2713aSLionel Sambuc #ifdef __INT40_TYPE__ 160*0a6a1f1dSLionel Sambuc typedef __INT40_TYPE__ int40_t; 161*0a6a1f1dSLionel Sambuc typedef __UINT40_TYPE__ uint40_t; 162f4a2713aSLionel Sambuc typedef int40_t int_least40_t; 163f4a2713aSLionel Sambuc typedef uint40_t uint_least40_t; 164f4a2713aSLionel Sambuc typedef int40_t int_fast40_t; 165f4a2713aSLionel Sambuc typedef uint40_t uint_fast40_t; 166f4a2713aSLionel Sambuc # define __int_least32_t int40_t 167f4a2713aSLionel Sambuc # define __uint_least32_t uint40_t 168f4a2713aSLionel Sambuc # define __int_least16_t int40_t 169f4a2713aSLionel Sambuc # define __uint_least16_t uint40_t 170f4a2713aSLionel Sambuc # define __int_least8_t int40_t 171f4a2713aSLionel Sambuc # define __uint_least8_t uint40_t 172f4a2713aSLionel Sambuc #endif /* __INT40_TYPE__ */ 173f4a2713aSLionel Sambuc 174f4a2713aSLionel Sambuc 175f4a2713aSLionel Sambuc #ifdef __INT32_TYPE__ 176f4a2713aSLionel Sambuc 177f4a2713aSLionel Sambuc # ifndef __int8_t_defined /* glibc sys/types.h also defines int32_t*/ 178*0a6a1f1dSLionel Sambuc typedef __INT32_TYPE__ int32_t; 179f4a2713aSLionel Sambuc # endif /* __int8_t_defined */ 180f4a2713aSLionel Sambuc 181f4a2713aSLionel Sambuc # ifndef __uint32_t_defined /* more glibc compatibility */ 182f4a2713aSLionel Sambuc # define __uint32_t_defined 183*0a6a1f1dSLionel Sambuc typedef __UINT32_TYPE__ uint32_t; 184f4a2713aSLionel Sambuc # endif /* __uint32_t_defined */ 185f4a2713aSLionel Sambuc 186f4a2713aSLionel Sambuc # define __int_least32_t int32_t 187f4a2713aSLionel Sambuc # define __uint_least32_t uint32_t 188f4a2713aSLionel Sambuc # define __int_least16_t int32_t 189f4a2713aSLionel Sambuc # define __uint_least16_t uint32_t 190f4a2713aSLionel Sambuc # define __int_least8_t int32_t 191f4a2713aSLionel Sambuc # define __uint_least8_t uint32_t 192f4a2713aSLionel Sambuc #endif /* __INT32_TYPE__ */ 193f4a2713aSLionel Sambuc 194f4a2713aSLionel Sambuc #ifdef __int_least32_t 195f4a2713aSLionel Sambuc typedef __int_least32_t int_least32_t; 196f4a2713aSLionel Sambuc typedef __uint_least32_t uint_least32_t; 197f4a2713aSLionel Sambuc typedef __int_least32_t int_fast32_t; 198f4a2713aSLionel Sambuc typedef __uint_least32_t uint_fast32_t; 199f4a2713aSLionel Sambuc #endif /* __int_least32_t */ 200f4a2713aSLionel Sambuc 201f4a2713aSLionel Sambuc #ifdef __INT24_TYPE__ 202*0a6a1f1dSLionel Sambuc typedef __INT24_TYPE__ int24_t; 203*0a6a1f1dSLionel Sambuc typedef __UINT24_TYPE__ uint24_t; 204f4a2713aSLionel Sambuc typedef int24_t int_least24_t; 205f4a2713aSLionel Sambuc typedef uint24_t uint_least24_t; 206f4a2713aSLionel Sambuc typedef int24_t int_fast24_t; 207f4a2713aSLionel Sambuc typedef uint24_t uint_fast24_t; 208f4a2713aSLionel Sambuc # define __int_least16_t int24_t 209f4a2713aSLionel Sambuc # define __uint_least16_t uint24_t 210f4a2713aSLionel Sambuc # define __int_least8_t int24_t 211f4a2713aSLionel Sambuc # define __uint_least8_t uint24_t 212f4a2713aSLionel Sambuc #endif /* __INT24_TYPE__ */ 213f4a2713aSLionel Sambuc 214f4a2713aSLionel Sambuc #ifdef __INT16_TYPE__ 215f4a2713aSLionel Sambuc #ifndef __int8_t_defined /* glibc sys/types.h also defines int16_t*/ 216*0a6a1f1dSLionel Sambuc typedef __INT16_TYPE__ int16_t; 217f4a2713aSLionel Sambuc #endif /* __int8_t_defined */ 218*0a6a1f1dSLionel Sambuc typedef __UINT16_TYPE__ uint16_t; 219f4a2713aSLionel Sambuc # define __int_least16_t int16_t 220f4a2713aSLionel Sambuc # define __uint_least16_t uint16_t 221f4a2713aSLionel Sambuc # define __int_least8_t int16_t 222f4a2713aSLionel Sambuc # define __uint_least8_t uint16_t 223f4a2713aSLionel Sambuc #endif /* __INT16_TYPE__ */ 224f4a2713aSLionel Sambuc 225f4a2713aSLionel Sambuc #ifdef __int_least16_t 226f4a2713aSLionel Sambuc typedef __int_least16_t int_least16_t; 227f4a2713aSLionel Sambuc typedef __uint_least16_t uint_least16_t; 228f4a2713aSLionel Sambuc typedef __int_least16_t int_fast16_t; 229f4a2713aSLionel Sambuc typedef __uint_least16_t uint_fast16_t; 230f4a2713aSLionel Sambuc #endif /* __int_least16_t */ 231f4a2713aSLionel Sambuc 232f4a2713aSLionel Sambuc 233f4a2713aSLionel Sambuc #ifdef __INT8_TYPE__ 234f4a2713aSLionel Sambuc #ifndef __int8_t_defined /* glibc sys/types.h also defines int8_t*/ 235*0a6a1f1dSLionel Sambuc typedef __INT8_TYPE__ int8_t; 236f4a2713aSLionel Sambuc #endif /* __int8_t_defined */ 237*0a6a1f1dSLionel Sambuc typedef __UINT8_TYPE__ uint8_t; 238f4a2713aSLionel Sambuc # define __int_least8_t int8_t 239f4a2713aSLionel Sambuc # define __uint_least8_t uint8_t 240f4a2713aSLionel Sambuc #endif /* __INT8_TYPE__ */ 241f4a2713aSLionel Sambuc 242f4a2713aSLionel Sambuc #ifdef __int_least8_t 243f4a2713aSLionel Sambuc typedef __int_least8_t int_least8_t; 244f4a2713aSLionel Sambuc typedef __uint_least8_t uint_least8_t; 245f4a2713aSLionel Sambuc typedef __int_least8_t int_fast8_t; 246f4a2713aSLionel Sambuc typedef __uint_least8_t uint_fast8_t; 247f4a2713aSLionel Sambuc #endif /* __int_least8_t */ 248f4a2713aSLionel Sambuc 249f4a2713aSLionel Sambuc /* prevent glibc sys/types.h from defining conflicting types */ 250f4a2713aSLionel Sambuc #ifndef __int8_t_defined 251f4a2713aSLionel Sambuc # define __int8_t_defined 252f4a2713aSLionel Sambuc #endif /* __int8_t_defined */ 253f4a2713aSLionel Sambuc 254f4a2713aSLionel Sambuc /* C99 7.18.1.4 Integer types capable of holding object pointers. 255f4a2713aSLionel Sambuc */ 256f4a2713aSLionel Sambuc #define __stdint_join3(a,b,c) a ## b ## c 257f4a2713aSLionel Sambuc 258f4a2713aSLionel Sambuc #define __intn_t(n) __stdint_join3( int, n, _t) 259f4a2713aSLionel Sambuc #define __uintn_t(n) __stdint_join3(uint, n, _t) 260f4a2713aSLionel Sambuc 261f4a2713aSLionel Sambuc #ifndef _INTPTR_T 262f4a2713aSLionel Sambuc #ifndef __intptr_t_defined 263f4a2713aSLionel Sambuc typedef __intn_t(__INTPTR_WIDTH__) intptr_t; 264f4a2713aSLionel Sambuc #define __intptr_t_defined 265f4a2713aSLionel Sambuc #define _INTPTR_T 266f4a2713aSLionel Sambuc #endif 267f4a2713aSLionel Sambuc #endif 268f4a2713aSLionel Sambuc 269f4a2713aSLionel Sambuc #ifndef _UINTPTR_T 270f4a2713aSLionel Sambuc typedef __uintn_t(__INTPTR_WIDTH__) uintptr_t; 271f4a2713aSLionel Sambuc #define _UINTPTR_T 272f4a2713aSLionel Sambuc #endif 273f4a2713aSLionel Sambuc 274f4a2713aSLionel Sambuc /* C99 7.18.1.5 Greatest-width integer types. 275f4a2713aSLionel Sambuc */ 276f4a2713aSLionel Sambuc typedef __INTMAX_TYPE__ intmax_t; 277f4a2713aSLionel Sambuc typedef __UINTMAX_TYPE__ uintmax_t; 278f4a2713aSLionel Sambuc 279f4a2713aSLionel Sambuc /* C99 7.18.4 Macros for minimum-width integer constants. 280f4a2713aSLionel Sambuc * 281f4a2713aSLionel Sambuc * The standard requires that integer constant macros be defined for all the 282f4a2713aSLionel Sambuc * minimum-width types defined above. As 8-, 16-, 32-, and 64-bit minimum-width 283f4a2713aSLionel Sambuc * types are required, the corresponding integer constant macros are defined 284f4a2713aSLionel Sambuc * here. This implementation also defines minimum-width types for every other 285f4a2713aSLionel Sambuc * integer width that the target implements, so corresponding macros are 286f4a2713aSLionel Sambuc * defined below, too. 287f4a2713aSLionel Sambuc * 288f4a2713aSLionel Sambuc * These macros are defined using the same successive-shrinking approach as 289f4a2713aSLionel Sambuc * the type definitions above. It is likewise important that macros are defined 290f4a2713aSLionel Sambuc * in order of decending width. 291f4a2713aSLionel Sambuc * 292f4a2713aSLionel Sambuc * Note that C++ should not check __STDC_CONSTANT_MACROS here, contrary to the 293f4a2713aSLionel Sambuc * claims of the C standard (see C++ 18.3.1p2, [cstdint.syn]). 294f4a2713aSLionel Sambuc */ 295f4a2713aSLionel Sambuc 296f4a2713aSLionel Sambuc #define __int_c_join(a, b) a ## b 297f4a2713aSLionel Sambuc #define __int_c(v, suffix) __int_c_join(v, suffix) 298f4a2713aSLionel Sambuc #define __uint_c(v, suffix) __int_c_join(v##U, suffix) 299f4a2713aSLionel Sambuc 300f4a2713aSLionel Sambuc 301f4a2713aSLionel Sambuc #ifdef __INT64_TYPE__ 302f4a2713aSLionel Sambuc # ifdef __INT64_C_SUFFIX__ 303f4a2713aSLionel Sambuc # define __int64_c_suffix __INT64_C_SUFFIX__ 304f4a2713aSLionel Sambuc # define __int32_c_suffix __INT64_C_SUFFIX__ 305f4a2713aSLionel Sambuc # define __int16_c_suffix __INT64_C_SUFFIX__ 306f4a2713aSLionel Sambuc # define __int8_c_suffix __INT64_C_SUFFIX__ 307f4a2713aSLionel Sambuc # else 308f4a2713aSLionel Sambuc # undef __int64_c_suffix 309f4a2713aSLionel Sambuc # undef __int32_c_suffix 310f4a2713aSLionel Sambuc # undef __int16_c_suffix 311f4a2713aSLionel Sambuc # undef __int8_c_suffix 312f4a2713aSLionel Sambuc # endif /* __INT64_C_SUFFIX__ */ 313f4a2713aSLionel Sambuc #endif /* __INT64_TYPE__ */ 314f4a2713aSLionel Sambuc 315f4a2713aSLionel Sambuc #ifdef __int_least64_t 316f4a2713aSLionel Sambuc # ifdef __int64_c_suffix 317f4a2713aSLionel Sambuc # define INT64_C(v) __int_c(v, __int64_c_suffix) 318f4a2713aSLionel Sambuc # define UINT64_C(v) __uint_c(v, __int64_c_suffix) 319f4a2713aSLionel Sambuc # else 320f4a2713aSLionel Sambuc # define INT64_C(v) v 321f4a2713aSLionel Sambuc # define UINT64_C(v) v ## U 322f4a2713aSLionel Sambuc # endif /* __int64_c_suffix */ 323f4a2713aSLionel Sambuc #endif /* __int_least64_t */ 324f4a2713aSLionel Sambuc 325f4a2713aSLionel Sambuc 326f4a2713aSLionel Sambuc #ifdef __INT56_TYPE__ 327f4a2713aSLionel Sambuc # ifdef __INT56_C_SUFFIX__ 328f4a2713aSLionel Sambuc # define INT56_C(v) __int_c(v, __INT56_C_SUFFIX__) 329f4a2713aSLionel Sambuc # define UINT56_C(v) __uint_c(v, __INT56_C_SUFFIX__) 330f4a2713aSLionel Sambuc # define __int32_c_suffix __INT56_C_SUFFIX__ 331f4a2713aSLionel Sambuc # define __int16_c_suffix __INT56_C_SUFFIX__ 332f4a2713aSLionel Sambuc # define __int8_c_suffix __INT56_C_SUFFIX__ 333f4a2713aSLionel Sambuc # else 334f4a2713aSLionel Sambuc # define INT56_C(v) v 335f4a2713aSLionel Sambuc # define UINT56_C(v) v ## U 336f4a2713aSLionel Sambuc # undef __int32_c_suffix 337f4a2713aSLionel Sambuc # undef __int16_c_suffix 338f4a2713aSLionel Sambuc # undef __int8_c_suffix 339f4a2713aSLionel Sambuc # endif /* __INT56_C_SUFFIX__ */ 340f4a2713aSLionel Sambuc #endif /* __INT56_TYPE__ */ 341f4a2713aSLionel Sambuc 342f4a2713aSLionel Sambuc 343f4a2713aSLionel Sambuc #ifdef __INT48_TYPE__ 344f4a2713aSLionel Sambuc # ifdef __INT48_C_SUFFIX__ 345f4a2713aSLionel Sambuc # define INT48_C(v) __int_c(v, __INT48_C_SUFFIX__) 346f4a2713aSLionel Sambuc # define UINT48_C(v) __uint_c(v, __INT48_C_SUFFIX__) 347f4a2713aSLionel Sambuc # define __int32_c_suffix __INT48_C_SUFFIX__ 348f4a2713aSLionel Sambuc # define __int16_c_suffix __INT48_C_SUFFIX__ 349f4a2713aSLionel Sambuc # define __int8_c_suffix __INT48_C_SUFFIX__ 350f4a2713aSLionel Sambuc # else 351f4a2713aSLionel Sambuc # define INT48_C(v) v 352f4a2713aSLionel Sambuc # define UINT48_C(v) v ## U 353f4a2713aSLionel Sambuc # undef __int32_c_suffix 354f4a2713aSLionel Sambuc # undef __int16_c_suffix 355f4a2713aSLionel Sambuc # undef __int8_c_suffix 356f4a2713aSLionel Sambuc # endif /* __INT48_C_SUFFIX__ */ 357f4a2713aSLionel Sambuc #endif /* __INT48_TYPE__ */ 358f4a2713aSLionel Sambuc 359f4a2713aSLionel Sambuc 360f4a2713aSLionel Sambuc #ifdef __INT40_TYPE__ 361f4a2713aSLionel Sambuc # ifdef __INT40_C_SUFFIX__ 362f4a2713aSLionel Sambuc # define INT40_C(v) __int_c(v, __INT40_C_SUFFIX__) 363f4a2713aSLionel Sambuc # define UINT40_C(v) __uint_c(v, __INT40_C_SUFFIX__) 364f4a2713aSLionel Sambuc # define __int32_c_suffix __INT40_C_SUFFIX__ 365f4a2713aSLionel Sambuc # define __int16_c_suffix __INT40_C_SUFFIX__ 366f4a2713aSLionel Sambuc # define __int8_c_suffix __INT40_C_SUFFIX__ 367f4a2713aSLionel Sambuc # else 368f4a2713aSLionel Sambuc # define INT40_C(v) v 369f4a2713aSLionel Sambuc # define UINT40_C(v) v ## U 370f4a2713aSLionel Sambuc # undef __int32_c_suffix 371f4a2713aSLionel Sambuc # undef __int16_c_suffix 372f4a2713aSLionel Sambuc # undef __int8_c_suffix 373f4a2713aSLionel Sambuc # endif /* __INT40_C_SUFFIX__ */ 374f4a2713aSLionel Sambuc #endif /* __INT40_TYPE__ */ 375f4a2713aSLionel Sambuc 376f4a2713aSLionel Sambuc 377f4a2713aSLionel Sambuc #ifdef __INT32_TYPE__ 378f4a2713aSLionel Sambuc # ifdef __INT32_C_SUFFIX__ 379f4a2713aSLionel Sambuc # define __int32_c_suffix __INT32_C_SUFFIX__ 380f4a2713aSLionel Sambuc # define __int16_c_suffix __INT32_C_SUFFIX__ 381f4a2713aSLionel Sambuc # define __int8_c_suffix __INT32_C_SUFFIX__ 382f4a2713aSLionel Sambuc #else 383f4a2713aSLionel Sambuc # undef __int32_c_suffix 384f4a2713aSLionel Sambuc # undef __int16_c_suffix 385f4a2713aSLionel Sambuc # undef __int8_c_suffix 386f4a2713aSLionel Sambuc # endif /* __INT32_C_SUFFIX__ */ 387f4a2713aSLionel Sambuc #endif /* __INT32_TYPE__ */ 388f4a2713aSLionel Sambuc 389f4a2713aSLionel Sambuc #ifdef __int_least32_t 390f4a2713aSLionel Sambuc # ifdef __int32_c_suffix 391f4a2713aSLionel Sambuc # define INT32_C(v) __int_c(v, __int32_c_suffix) 392f4a2713aSLionel Sambuc # define UINT32_C(v) __uint_c(v, __int32_c_suffix) 393f4a2713aSLionel Sambuc # else 394f4a2713aSLionel Sambuc # define INT32_C(v) v 395f4a2713aSLionel Sambuc # define UINT32_C(v) v ## U 396f4a2713aSLionel Sambuc # endif /* __int32_c_suffix */ 397f4a2713aSLionel Sambuc #endif /* __int_least32_t */ 398f4a2713aSLionel Sambuc 399f4a2713aSLionel Sambuc 400f4a2713aSLionel Sambuc #ifdef __INT24_TYPE__ 401f4a2713aSLionel Sambuc # ifdef __INT24_C_SUFFIX__ 402f4a2713aSLionel Sambuc # define INT24_C(v) __int_c(v, __INT24_C_SUFFIX__) 403f4a2713aSLionel Sambuc # define UINT24_C(v) __uint_c(v, __INT24_C_SUFFIX__) 404f4a2713aSLionel Sambuc # define __int16_c_suffix __INT24_C_SUFFIX__ 405f4a2713aSLionel Sambuc # define __int8_c_suffix __INT24_C_SUFFIX__ 406f4a2713aSLionel Sambuc # else 407f4a2713aSLionel Sambuc # define INT24_C(v) v 408f4a2713aSLionel Sambuc # define UINT24_C(v) v ## U 409f4a2713aSLionel Sambuc # undef __int16_c_suffix 410f4a2713aSLionel Sambuc # undef __int8_c_suffix 411f4a2713aSLionel Sambuc # endif /* __INT24_C_SUFFIX__ */ 412f4a2713aSLionel Sambuc #endif /* __INT24_TYPE__ */ 413f4a2713aSLionel Sambuc 414f4a2713aSLionel Sambuc 415f4a2713aSLionel Sambuc #ifdef __INT16_TYPE__ 416f4a2713aSLionel Sambuc # ifdef __INT16_C_SUFFIX__ 417f4a2713aSLionel Sambuc # define __int16_c_suffix __INT16_C_SUFFIX__ 418f4a2713aSLionel Sambuc # define __int8_c_suffix __INT16_C_SUFFIX__ 419f4a2713aSLionel Sambuc #else 420f4a2713aSLionel Sambuc # undef __int16_c_suffix 421f4a2713aSLionel Sambuc # undef __int8_c_suffix 422f4a2713aSLionel Sambuc # endif /* __INT16_C_SUFFIX__ */ 423f4a2713aSLionel Sambuc #endif /* __INT16_TYPE__ */ 424f4a2713aSLionel Sambuc 425f4a2713aSLionel Sambuc #ifdef __int_least16_t 426f4a2713aSLionel Sambuc # ifdef __int16_c_suffix 427f4a2713aSLionel Sambuc # define INT16_C(v) __int_c(v, __int16_c_suffix) 428f4a2713aSLionel Sambuc # define UINT16_C(v) __uint_c(v, __int16_c_suffix) 429f4a2713aSLionel Sambuc # else 430f4a2713aSLionel Sambuc # define INT16_C(v) v 431f4a2713aSLionel Sambuc # define UINT16_C(v) v ## U 432f4a2713aSLionel Sambuc # endif /* __int16_c_suffix */ 433f4a2713aSLionel Sambuc #endif /* __int_least16_t */ 434f4a2713aSLionel Sambuc 435f4a2713aSLionel Sambuc 436f4a2713aSLionel Sambuc #ifdef __INT8_TYPE__ 437f4a2713aSLionel Sambuc # ifdef __INT8_C_SUFFIX__ 438f4a2713aSLionel Sambuc # define __int8_c_suffix __INT8_C_SUFFIX__ 439f4a2713aSLionel Sambuc #else 440f4a2713aSLionel Sambuc # undef __int8_c_suffix 441f4a2713aSLionel Sambuc # endif /* __INT8_C_SUFFIX__ */ 442f4a2713aSLionel Sambuc #endif /* __INT8_TYPE__ */ 443f4a2713aSLionel Sambuc 444f4a2713aSLionel Sambuc #ifdef __int_least8_t 445f4a2713aSLionel Sambuc # ifdef __int8_c_suffix 446f4a2713aSLionel Sambuc # define INT8_C(v) __int_c(v, __int8_c_suffix) 447f4a2713aSLionel Sambuc # define UINT8_C(v) __uint_c(v, __int8_c_suffix) 448f4a2713aSLionel Sambuc # else 449f4a2713aSLionel Sambuc # define INT8_C(v) v 450f4a2713aSLionel Sambuc # define UINT8_C(v) v ## U 451f4a2713aSLionel Sambuc # endif /* __int8_c_suffix */ 452f4a2713aSLionel Sambuc #endif /* __int_least8_t */ 453f4a2713aSLionel Sambuc 454f4a2713aSLionel Sambuc 455f4a2713aSLionel Sambuc /* C99 7.18.2.1 Limits of exact-width integer types. 456f4a2713aSLionel Sambuc * C99 7.18.2.2 Limits of minimum-width integer types. 457f4a2713aSLionel Sambuc * C99 7.18.2.3 Limits of fastest minimum-width integer types. 458f4a2713aSLionel Sambuc * 459f4a2713aSLionel Sambuc * The presence of limit macros are completely optional in C99. This 460f4a2713aSLionel Sambuc * implementation defines limits for all of the types (exact- and 461f4a2713aSLionel Sambuc * minimum-width) that it defines above, using the limits of the minimum-width 462f4a2713aSLionel Sambuc * type for any types that do not have exact-width representations. 463f4a2713aSLionel Sambuc * 464f4a2713aSLionel Sambuc * As in the type definitions, this section takes an approach of 465f4a2713aSLionel Sambuc * successive-shrinking to determine which limits to use for the standard (8, 466f4a2713aSLionel Sambuc * 16, 32, 64) bit widths when they don't have exact representations. It is 467f4a2713aSLionel Sambuc * therefore important that the defintions be kept in order of decending 468f4a2713aSLionel Sambuc * widths. 469f4a2713aSLionel Sambuc * 470f4a2713aSLionel Sambuc * Note that C++ should not check __STDC_LIMIT_MACROS here, contrary to the 471f4a2713aSLionel Sambuc * claims of the C standard (see C++ 18.3.1p2, [cstdint.syn]). 472f4a2713aSLionel Sambuc */ 473f4a2713aSLionel Sambuc 474f4a2713aSLionel Sambuc #ifdef __INT64_TYPE__ 475f4a2713aSLionel Sambuc # define INT64_MAX INT64_C( 9223372036854775807) 476f4a2713aSLionel Sambuc # define INT64_MIN (-INT64_C( 9223372036854775807)-1) 477f4a2713aSLionel Sambuc # define UINT64_MAX UINT64_C(18446744073709551615) 478f4a2713aSLionel Sambuc # define __INT_LEAST64_MIN INT64_MIN 479f4a2713aSLionel Sambuc # define __INT_LEAST64_MAX INT64_MAX 480f4a2713aSLionel Sambuc # define __UINT_LEAST64_MAX UINT64_MAX 481f4a2713aSLionel Sambuc # define __INT_LEAST32_MIN INT64_MIN 482f4a2713aSLionel Sambuc # define __INT_LEAST32_MAX INT64_MAX 483f4a2713aSLionel Sambuc # define __UINT_LEAST32_MAX UINT64_MAX 484f4a2713aSLionel Sambuc # define __INT_LEAST16_MIN INT64_MIN 485f4a2713aSLionel Sambuc # define __INT_LEAST16_MAX INT64_MAX 486f4a2713aSLionel Sambuc # define __UINT_LEAST16_MAX UINT64_MAX 487f4a2713aSLionel Sambuc # define __INT_LEAST8_MIN INT64_MIN 488f4a2713aSLionel Sambuc # define __INT_LEAST8_MAX INT64_MAX 489f4a2713aSLionel Sambuc # define __UINT_LEAST8_MAX UINT64_MAX 490f4a2713aSLionel Sambuc #endif /* __INT64_TYPE__ */ 491f4a2713aSLionel Sambuc 492f4a2713aSLionel Sambuc #ifdef __INT_LEAST64_MIN 493f4a2713aSLionel Sambuc # define INT_LEAST64_MIN __INT_LEAST64_MIN 494f4a2713aSLionel Sambuc # define INT_LEAST64_MAX __INT_LEAST64_MAX 495f4a2713aSLionel Sambuc # define UINT_LEAST64_MAX __UINT_LEAST64_MAX 496f4a2713aSLionel Sambuc # define INT_FAST64_MIN __INT_LEAST64_MIN 497f4a2713aSLionel Sambuc # define INT_FAST64_MAX __INT_LEAST64_MAX 498f4a2713aSLionel Sambuc # define UINT_FAST64_MAX __UINT_LEAST64_MAX 499f4a2713aSLionel Sambuc #endif /* __INT_LEAST64_MIN */ 500f4a2713aSLionel Sambuc 501f4a2713aSLionel Sambuc 502f4a2713aSLionel Sambuc #ifdef __INT56_TYPE__ 503f4a2713aSLionel Sambuc # define INT56_MAX INT56_C(36028797018963967) 504f4a2713aSLionel Sambuc # define INT56_MIN (-INT56_C(36028797018963967)-1) 505f4a2713aSLionel Sambuc # define UINT56_MAX UINT56_C(72057594037927935) 506f4a2713aSLionel Sambuc # define INT_LEAST56_MIN INT56_MIN 507f4a2713aSLionel Sambuc # define INT_LEAST56_MAX INT56_MAX 508f4a2713aSLionel Sambuc # define UINT_LEAST56_MAX UINT56_MAX 509f4a2713aSLionel Sambuc # define INT_FAST56_MIN INT56_MIN 510f4a2713aSLionel Sambuc # define INT_FAST56_MAX INT56_MAX 511f4a2713aSLionel Sambuc # define UINT_FAST56_MAX UINT56_MAX 512f4a2713aSLionel Sambuc # define __INT_LEAST32_MIN INT56_MIN 513f4a2713aSLionel Sambuc # define __INT_LEAST32_MAX INT56_MAX 514f4a2713aSLionel Sambuc # define __UINT_LEAST32_MAX UINT56_MAX 515f4a2713aSLionel Sambuc # define __INT_LEAST16_MIN INT56_MIN 516f4a2713aSLionel Sambuc # define __INT_LEAST16_MAX INT56_MAX 517f4a2713aSLionel Sambuc # define __UINT_LEAST16_MAX UINT56_MAX 518f4a2713aSLionel Sambuc # define __INT_LEAST8_MIN INT56_MIN 519f4a2713aSLionel Sambuc # define __INT_LEAST8_MAX INT56_MAX 520f4a2713aSLionel Sambuc # define __UINT_LEAST8_MAX UINT56_MAX 521f4a2713aSLionel Sambuc #endif /* __INT56_TYPE__ */ 522f4a2713aSLionel Sambuc 523f4a2713aSLionel Sambuc 524f4a2713aSLionel Sambuc #ifdef __INT48_TYPE__ 525f4a2713aSLionel Sambuc # define INT48_MAX INT48_C(140737488355327) 526f4a2713aSLionel Sambuc # define INT48_MIN (-INT48_C(140737488355327)-1) 527f4a2713aSLionel Sambuc # define UINT48_MAX UINT48_C(281474976710655) 528f4a2713aSLionel Sambuc # define INT_LEAST48_MIN INT48_MIN 529f4a2713aSLionel Sambuc # define INT_LEAST48_MAX INT48_MAX 530f4a2713aSLionel Sambuc # define UINT_LEAST48_MAX UINT48_MAX 531f4a2713aSLionel Sambuc # define INT_FAST48_MIN INT48_MIN 532f4a2713aSLionel Sambuc # define INT_FAST48_MAX INT48_MAX 533f4a2713aSLionel Sambuc # define UINT_FAST48_MAX UINT48_MAX 534f4a2713aSLionel Sambuc # define __INT_LEAST32_MIN INT48_MIN 535f4a2713aSLionel Sambuc # define __INT_LEAST32_MAX INT48_MAX 536f4a2713aSLionel Sambuc # define __UINT_LEAST32_MAX UINT48_MAX 537f4a2713aSLionel Sambuc # define __INT_LEAST16_MIN INT48_MIN 538f4a2713aSLionel Sambuc # define __INT_LEAST16_MAX INT48_MAX 539f4a2713aSLionel Sambuc # define __UINT_LEAST16_MAX UINT48_MAX 540f4a2713aSLionel Sambuc # define __INT_LEAST8_MIN INT48_MIN 541f4a2713aSLionel Sambuc # define __INT_LEAST8_MAX INT48_MAX 542f4a2713aSLionel Sambuc # define __UINT_LEAST8_MAX UINT48_MAX 543f4a2713aSLionel Sambuc #endif /* __INT48_TYPE__ */ 544f4a2713aSLionel Sambuc 545f4a2713aSLionel Sambuc 546f4a2713aSLionel Sambuc #ifdef __INT40_TYPE__ 547f4a2713aSLionel Sambuc # define INT40_MAX INT40_C(549755813887) 548f4a2713aSLionel Sambuc # define INT40_MIN (-INT40_C(549755813887)-1) 549f4a2713aSLionel Sambuc # define UINT40_MAX UINT40_C(1099511627775) 550f4a2713aSLionel Sambuc # define INT_LEAST40_MIN INT40_MIN 551f4a2713aSLionel Sambuc # define INT_LEAST40_MAX INT40_MAX 552f4a2713aSLionel Sambuc # define UINT_LEAST40_MAX UINT40_MAX 553f4a2713aSLionel Sambuc # define INT_FAST40_MIN INT40_MIN 554f4a2713aSLionel Sambuc # define INT_FAST40_MAX INT40_MAX 555f4a2713aSLionel Sambuc # define UINT_FAST40_MAX UINT40_MAX 556f4a2713aSLionel Sambuc # define __INT_LEAST32_MIN INT40_MIN 557f4a2713aSLionel Sambuc # define __INT_LEAST32_MAX INT40_MAX 558f4a2713aSLionel Sambuc # define __UINT_LEAST32_MAX UINT40_MAX 559f4a2713aSLionel Sambuc # define __INT_LEAST16_MIN INT40_MIN 560f4a2713aSLionel Sambuc # define __INT_LEAST16_MAX INT40_MAX 561f4a2713aSLionel Sambuc # define __UINT_LEAST16_MAX UINT40_MAX 562f4a2713aSLionel Sambuc # define __INT_LEAST8_MIN INT40_MIN 563f4a2713aSLionel Sambuc # define __INT_LEAST8_MAX INT40_MAX 564f4a2713aSLionel Sambuc # define __UINT_LEAST8_MAX UINT40_MAX 565f4a2713aSLionel Sambuc #endif /* __INT40_TYPE__ */ 566f4a2713aSLionel Sambuc 567f4a2713aSLionel Sambuc 568f4a2713aSLionel Sambuc #ifdef __INT32_TYPE__ 569f4a2713aSLionel Sambuc # define INT32_MAX INT32_C(2147483647) 570f4a2713aSLionel Sambuc # define INT32_MIN (-INT32_C(2147483647)-1) 571f4a2713aSLionel Sambuc # define UINT32_MAX UINT32_C(4294967295) 572f4a2713aSLionel Sambuc # define __INT_LEAST32_MIN INT32_MIN 573f4a2713aSLionel Sambuc # define __INT_LEAST32_MAX INT32_MAX 574f4a2713aSLionel Sambuc # define __UINT_LEAST32_MAX UINT32_MAX 575f4a2713aSLionel Sambuc # define __INT_LEAST16_MIN INT32_MIN 576f4a2713aSLionel Sambuc # define __INT_LEAST16_MAX INT32_MAX 577f4a2713aSLionel Sambuc # define __UINT_LEAST16_MAX UINT32_MAX 578f4a2713aSLionel Sambuc # define __INT_LEAST8_MIN INT32_MIN 579f4a2713aSLionel Sambuc # define __INT_LEAST8_MAX INT32_MAX 580f4a2713aSLionel Sambuc # define __UINT_LEAST8_MAX UINT32_MAX 581f4a2713aSLionel Sambuc #endif /* __INT32_TYPE__ */ 582f4a2713aSLionel Sambuc 583f4a2713aSLionel Sambuc #ifdef __INT_LEAST32_MIN 584f4a2713aSLionel Sambuc # define INT_LEAST32_MIN __INT_LEAST32_MIN 585f4a2713aSLionel Sambuc # define INT_LEAST32_MAX __INT_LEAST32_MAX 586f4a2713aSLionel Sambuc # define UINT_LEAST32_MAX __UINT_LEAST32_MAX 587f4a2713aSLionel Sambuc # define INT_FAST32_MIN __INT_LEAST32_MIN 588f4a2713aSLionel Sambuc # define INT_FAST32_MAX __INT_LEAST32_MAX 589f4a2713aSLionel Sambuc # define UINT_FAST32_MAX __UINT_LEAST32_MAX 590f4a2713aSLionel Sambuc #endif /* __INT_LEAST32_MIN */ 591f4a2713aSLionel Sambuc 592f4a2713aSLionel Sambuc 593f4a2713aSLionel Sambuc #ifdef __INT24_TYPE__ 594f4a2713aSLionel Sambuc # define INT24_MAX INT24_C(8388607) 595f4a2713aSLionel Sambuc # define INT24_MIN (-INT24_C(8388607)-1) 596f4a2713aSLionel Sambuc # define UINT24_MAX UINT24_C(16777215) 597f4a2713aSLionel Sambuc # define INT_LEAST24_MIN INT24_MIN 598f4a2713aSLionel Sambuc # define INT_LEAST24_MAX INT24_MAX 599f4a2713aSLionel Sambuc # define UINT_LEAST24_MAX UINT24_MAX 600f4a2713aSLionel Sambuc # define INT_FAST24_MIN INT24_MIN 601f4a2713aSLionel Sambuc # define INT_FAST24_MAX INT24_MAX 602f4a2713aSLionel Sambuc # define UINT_FAST24_MAX UINT24_MAX 603f4a2713aSLionel Sambuc # define __INT_LEAST16_MIN INT24_MIN 604f4a2713aSLionel Sambuc # define __INT_LEAST16_MAX INT24_MAX 605f4a2713aSLionel Sambuc # define __UINT_LEAST16_MAX UINT24_MAX 606f4a2713aSLionel Sambuc # define __INT_LEAST8_MIN INT24_MIN 607f4a2713aSLionel Sambuc # define __INT_LEAST8_MAX INT24_MAX 608f4a2713aSLionel Sambuc # define __UINT_LEAST8_MAX UINT24_MAX 609f4a2713aSLionel Sambuc #endif /* __INT24_TYPE__ */ 610f4a2713aSLionel Sambuc 611f4a2713aSLionel Sambuc 612f4a2713aSLionel Sambuc #ifdef __INT16_TYPE__ 613f4a2713aSLionel Sambuc #define INT16_MAX INT16_C(32767) 614f4a2713aSLionel Sambuc #define INT16_MIN (-INT16_C(32767)-1) 615f4a2713aSLionel Sambuc #define UINT16_MAX UINT16_C(65535) 616f4a2713aSLionel Sambuc # define __INT_LEAST16_MIN INT16_MIN 617f4a2713aSLionel Sambuc # define __INT_LEAST16_MAX INT16_MAX 618f4a2713aSLionel Sambuc # define __UINT_LEAST16_MAX UINT16_MAX 619f4a2713aSLionel Sambuc # define __INT_LEAST8_MIN INT16_MIN 620f4a2713aSLionel Sambuc # define __INT_LEAST8_MAX INT16_MAX 621f4a2713aSLionel Sambuc # define __UINT_LEAST8_MAX UINT16_MAX 622f4a2713aSLionel Sambuc #endif /* __INT16_TYPE__ */ 623f4a2713aSLionel Sambuc 624f4a2713aSLionel Sambuc #ifdef __INT_LEAST16_MIN 625f4a2713aSLionel Sambuc # define INT_LEAST16_MIN __INT_LEAST16_MIN 626f4a2713aSLionel Sambuc # define INT_LEAST16_MAX __INT_LEAST16_MAX 627f4a2713aSLionel Sambuc # define UINT_LEAST16_MAX __UINT_LEAST16_MAX 628f4a2713aSLionel Sambuc # define INT_FAST16_MIN __INT_LEAST16_MIN 629f4a2713aSLionel Sambuc # define INT_FAST16_MAX __INT_LEAST16_MAX 630f4a2713aSLionel Sambuc # define UINT_FAST16_MAX __UINT_LEAST16_MAX 631f4a2713aSLionel Sambuc #endif /* __INT_LEAST16_MIN */ 632f4a2713aSLionel Sambuc 633f4a2713aSLionel Sambuc 634f4a2713aSLionel Sambuc #ifdef __INT8_TYPE__ 635f4a2713aSLionel Sambuc # define INT8_MAX INT8_C(127) 636f4a2713aSLionel Sambuc # define INT8_MIN (-INT8_C(127)-1) 637f4a2713aSLionel Sambuc # define UINT8_MAX UINT8_C(255) 638f4a2713aSLionel Sambuc # define __INT_LEAST8_MIN INT8_MIN 639f4a2713aSLionel Sambuc # define __INT_LEAST8_MAX INT8_MAX 640f4a2713aSLionel Sambuc # define __UINT_LEAST8_MAX UINT8_MAX 641f4a2713aSLionel Sambuc #endif /* __INT8_TYPE__ */ 642f4a2713aSLionel Sambuc 643f4a2713aSLionel Sambuc #ifdef __INT_LEAST8_MIN 644f4a2713aSLionel Sambuc # define INT_LEAST8_MIN __INT_LEAST8_MIN 645f4a2713aSLionel Sambuc # define INT_LEAST8_MAX __INT_LEAST8_MAX 646f4a2713aSLionel Sambuc # define UINT_LEAST8_MAX __UINT_LEAST8_MAX 647f4a2713aSLionel Sambuc # define INT_FAST8_MIN __INT_LEAST8_MIN 648f4a2713aSLionel Sambuc # define INT_FAST8_MAX __INT_LEAST8_MAX 649f4a2713aSLionel Sambuc # define UINT_FAST8_MAX __UINT_LEAST8_MAX 650f4a2713aSLionel Sambuc #endif /* __INT_LEAST8_MIN */ 651f4a2713aSLionel Sambuc 652f4a2713aSLionel Sambuc /* Some utility macros */ 653f4a2713aSLionel Sambuc #define __INTN_MIN(n) __stdint_join3( INT, n, _MIN) 654f4a2713aSLionel Sambuc #define __INTN_MAX(n) __stdint_join3( INT, n, _MAX) 655f4a2713aSLionel Sambuc #define __UINTN_MAX(n) __stdint_join3(UINT, n, _MAX) 656f4a2713aSLionel Sambuc #define __INTN_C(n, v) __stdint_join3( INT, n, _C(v)) 657f4a2713aSLionel Sambuc #define __UINTN_C(n, v) __stdint_join3(UINT, n, _C(v)) 658f4a2713aSLionel Sambuc 659f4a2713aSLionel Sambuc /* C99 7.18.2.4 Limits of integer types capable of holding object pointers. */ 660f4a2713aSLionel Sambuc /* C99 7.18.3 Limits of other integer types. */ 661f4a2713aSLionel Sambuc 662f4a2713aSLionel Sambuc #define INTPTR_MIN __INTN_MIN(__INTPTR_WIDTH__) 663f4a2713aSLionel Sambuc #define INTPTR_MAX __INTN_MAX(__INTPTR_WIDTH__) 664f4a2713aSLionel Sambuc #define UINTPTR_MAX __UINTN_MAX(__INTPTR_WIDTH__) 665f4a2713aSLionel Sambuc #define PTRDIFF_MIN __INTN_MIN(__PTRDIFF_WIDTH__) 666f4a2713aSLionel Sambuc #define PTRDIFF_MAX __INTN_MAX(__PTRDIFF_WIDTH__) 667f4a2713aSLionel Sambuc #define SIZE_MAX __UINTN_MAX(__SIZE_WIDTH__) 668f4a2713aSLionel Sambuc 669f4a2713aSLionel Sambuc /* ISO9899:2011 7.20 (C11 Annex K): Define RSIZE_MAX if __STDC_WANT_LIB_EXT1__ 670f4a2713aSLionel Sambuc * is enabled. */ 671f4a2713aSLionel Sambuc #if defined(__STDC_WANT_LIB_EXT1__) && __STDC_WANT_LIB_EXT1__ >= 1 672f4a2713aSLionel Sambuc #define RSIZE_MAX (SIZE_MAX >> 1) 673f4a2713aSLionel Sambuc #endif 674f4a2713aSLionel Sambuc 675f4a2713aSLionel Sambuc /* C99 7.18.2.5 Limits of greatest-width integer types. */ 676f4a2713aSLionel Sambuc #define INTMAX_MIN __INTN_MIN(__INTMAX_WIDTH__) 677f4a2713aSLionel Sambuc #define INTMAX_MAX __INTN_MAX(__INTMAX_WIDTH__) 678f4a2713aSLionel Sambuc #define UINTMAX_MAX __UINTN_MAX(__INTMAX_WIDTH__) 679f4a2713aSLionel Sambuc 680f4a2713aSLionel Sambuc /* C99 7.18.3 Limits of other integer types. */ 681f4a2713aSLionel Sambuc #define SIG_ATOMIC_MIN __INTN_MIN(__SIG_ATOMIC_WIDTH__) 682f4a2713aSLionel Sambuc #define SIG_ATOMIC_MAX __INTN_MAX(__SIG_ATOMIC_WIDTH__) 683f4a2713aSLionel Sambuc #ifdef __WINT_UNSIGNED__ 684f4a2713aSLionel Sambuc # define WINT_MIN __UINTN_C(__WINT_WIDTH__, 0) 685f4a2713aSLionel Sambuc # define WINT_MAX __UINTN_MAX(__WINT_WIDTH__) 686f4a2713aSLionel Sambuc #else 687f4a2713aSLionel Sambuc # define WINT_MIN __INTN_MIN(__WINT_WIDTH__) 688f4a2713aSLionel Sambuc # define WINT_MAX __INTN_MAX(__WINT_WIDTH__) 689f4a2713aSLionel Sambuc #endif 690f4a2713aSLionel Sambuc 691f4a2713aSLionel Sambuc #ifndef WCHAR_MAX 692f4a2713aSLionel Sambuc # define WCHAR_MAX __WCHAR_MAX__ 693f4a2713aSLionel Sambuc #endif 694f4a2713aSLionel Sambuc #ifndef WCHAR_MIN 695f4a2713aSLionel Sambuc # if __WCHAR_MAX__ == __INTN_MAX(__WCHAR_WIDTH__) 696f4a2713aSLionel Sambuc # define WCHAR_MIN __INTN_MIN(__WCHAR_WIDTH__) 697f4a2713aSLionel Sambuc # else 698f4a2713aSLionel Sambuc # define WCHAR_MIN __UINTN_C(__WCHAR_WIDTH__, 0) 699f4a2713aSLionel Sambuc # endif 700f4a2713aSLionel Sambuc #endif 701f4a2713aSLionel Sambuc 702f4a2713aSLionel Sambuc /* 7.18.4.2 Macros for greatest-width integer constants. */ 703f4a2713aSLionel Sambuc #define INTMAX_C(v) __INTN_C(__INTMAX_WIDTH__, v) 704f4a2713aSLionel Sambuc #define UINTMAX_C(v) __UINTN_C(__INTMAX_WIDTH__, v) 705f4a2713aSLionel Sambuc 706f4a2713aSLionel Sambuc #endif /* __STDC_HOSTED__ */ 707f4a2713aSLionel Sambuc #endif /* __CLANG_STDINT_H */ 708