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      1 /* include/llvm/Support/DataTypes.h.  Generated from DataTypes.h.in by configure.  */
      2 /*===-- include/Support/DataTypes.h - Define fixed size types -----*- C -*-===*\
      3 |*                                                                            *|
      4 |*                     The LLVM Compiler Infrastructure                       *|
      5 |*                                                                            *|
      6 |* This file is distributed under the University of Illinois Open Source      *|
      7 |* License. See LICENSE.TXT for details.                                      *|
      8 |*                                                                            *|
      9 |*===----------------------------------------------------------------------===*|
     10 |*                                                                            *|
     11 |* This file contains definitions to figure out the size of _HOST_ data types.*|
     12 |* This file is important because different host OS's define different macros,*|
     13 |* which makes portability tough.  This file exports the following            *|
     14 |* definitions:                                                               *|
     15 |*                                                                            *|
     16 |*   [u]int(32|64)_t : typedefs for signed and unsigned 32/64 bit system types*|
     17 |*   [U]INT(8|16|32|64)_(MIN|MAX) : Constants for the min and max values.     *|
     18 |*                                                                            *|
     19 |* No library is required when using these functions.                         *|
     20 |*                                                                            *|
     21 |*===----------------------------------------------------------------------===*/
     22 
     23 /* Please leave this file C-compatible. */
     24 
     25 /* Please keep this file in sync with DataTypes.h.cmake */
     26 
     27 #ifndef SUPPORT_DATATYPES_H
     28 #define SUPPORT_DATATYPES_H
     29 
     30 #define HAVE_SYS_TYPES_H 1
     31 #define HAVE_INTTYPES_H 1
     32 #define HAVE_STDINT_H 1
     33 #define HAVE_UINT64_T 1
     34 /* #undef HAVE_U_INT64_T */
     35 
     36 #ifdef __cplusplus
     37 #include <cmath>
     38 #else
     39 #include <math.h>
     40 #endif
     41 
     42 #ifndef _MSC_VER
     43 
     44 /* Note that this header's correct operation depends on __STDC_LIMIT_MACROS
     45    being defined.  We would define it here, but in order to prevent Bad Things
     46    happening when system headers or C++ STL headers include stdint.h before we
     47    define it here, we define it on the g++ command line (in Makefile.rules). */
     48 #if !defined(__STDC_LIMIT_MACROS)
     49 # error "Must #define __STDC_LIMIT_MACROS before #including Support/DataTypes.h"
     50 #endif
     51 
     52 #if !defined(__STDC_CONSTANT_MACROS)
     53 # error "Must #define __STDC_CONSTANT_MACROS before " \
     54         "#including Support/DataTypes.h"
     55 #endif
     56 
     57 /* Note that <inttypes.h> includes <stdint.h>, if this is a C99 system. */
     58 #ifdef HAVE_SYS_TYPES_H
     59 #include <sys/types.h>
     60 #endif
     61 
     62 #ifdef HAVE_INTTYPES_H
     63 #include <inttypes.h>
     64 #endif
     65 
     66 #ifdef HAVE_STDINT_H
     67 #include <stdint.h>
     68 #endif
     69 
     70 #ifdef _AIX
     71 #include "llvm/Support/AIXDataTypesFix.h"
     72 #endif
     73 
     74 /* Handle incorrect definition of uint64_t as u_int64_t */
     75 #ifndef HAVE_UINT64_T
     76 #ifdef HAVE_U_INT64_T
     77 typedef u_int64_t uint64_t;
     78 #else
     79 # error "Don't have a definition for uint64_t on this platform"
     80 #endif
     81 #endif
     82 
     83 #ifdef _OpenBSD_
     84 #define INT8_MAX 127
     85 #define INT8_MIN -128
     86 #define UINT8_MAX 255
     87 #define INT16_MAX 32767
     88 #define INT16_MIN -32768
     89 #define UINT16_MAX 65535
     90 #define INT32_MAX 2147483647
     91 #define INT32_MIN -2147483648
     92 #define UINT32_MAX 4294967295U
     93 #endif
     94 
     95 #else /* _MSC_VER */
     96 /* Visual C++ doesn't provide standard integer headers, but it does provide
     97    built-in data types. */
     98 #include <stdlib.h>
     99 #include <stddef.h>
    100 #include <sys/types.h>
    101 #ifdef __cplusplus
    102 #include <cmath>
    103 #else
    104 #include <math.h>
    105 #endif
    106 typedef __int64 int64_t;
    107 typedef unsigned __int64 uint64_t;
    108 typedef signed int int32_t;
    109 typedef unsigned int uint32_t;
    110 typedef short int16_t;
    111 typedef unsigned short uint16_t;
    112 typedef signed char int8_t;
    113 typedef unsigned char uint8_t;
    114 typedef signed int ssize_t;
    115 #ifndef INT8_MAX
    116 # define INT8_MAX 127
    117 #endif
    118 #ifndef INT8_MIN
    119 # define INT8_MIN -128
    120 #endif
    121 #ifndef UINT8_MAX
    122 # define UINT8_MAX 255
    123 #endif
    124 #ifndef INT16_MAX
    125 # define INT16_MAX 32767
    126 #endif
    127 #ifndef INT16_MIN
    128 # define INT16_MIN -32768
    129 #endif
    130 #ifndef UINT16_MAX
    131 # define UINT16_MAX 65535
    132 #endif
    133 #ifndef INT32_MAX
    134 # define INT32_MAX 2147483647
    135 #endif
    136 #ifndef INT32_MIN
    137 /* MSC treats -2147483648 as -(2147483648U). */
    138 # define INT32_MIN (-INT32_MAX - 1)
    139 #endif
    140 #ifndef UINT32_MAX
    141 # define UINT32_MAX 4294967295U
    142 #endif
    143 /* Certain compatibility updates to VC++ introduce the `cstdint'
    144  * header, which defines the INT*_C macros. On default installs they
    145  * are absent. */
    146 #ifndef INT8_C
    147 # define INT8_C(C)   C##i8
    148 #endif
    149 #ifndef UINT8_C
    150 # define UINT8_C(C)  C##ui8
    151 #endif
    152 #ifndef INT16_C
    153 # define INT16_C(C)  C##i16
    154 #endif
    155 #ifndef UINT16_C
    156 # define UINT16_C(C) C##ui16
    157 #endif
    158 #ifndef INT32_C
    159 # define INT32_C(C)  C##i32
    160 #endif
    161 #ifndef UINT32_C
    162 # define UINT32_C(C) C##ui32
    163 #endif
    164 #ifndef INT64_C
    165 # define INT64_C(C)  C##i64
    166 #endif
    167 #ifndef UINT64_C
    168 # define UINT64_C(C) C##ui64
    169 #endif
    170 
    171 #ifndef PRId64
    172 # define PRId64 "I64d"
    173 #endif
    174 #ifndef PRIi64
    175 # define PRIi64 "I64i"
    176 #endif
    177 #ifndef PRIo64
    178 # define PRIo64 "I64o"
    179 #endif
    180 #ifndef PRIu64
    181 # define PRIu64 "I64u"
    182 #endif
    183 #ifndef PRIx64
    184 # define PRIx64 "I64x"
    185 #endif
    186 #ifndef PRIX64
    187 # define PRIX64 "I64X"
    188 #endif
    189 
    190 #endif /* _MSC_VER */
    191 
    192 /* Set defaults for constants which we cannot find. */
    193 #if !defined(INT64_MAX)
    194 # define INT64_MAX 9223372036854775807LL
    195 #endif
    196 #if !defined(INT64_MIN)
    197 # define INT64_MIN ((-INT64_MAX)-1)
    198 #endif
    199 #if !defined(UINT64_MAX)
    200 # define UINT64_MAX 0xffffffffffffffffULL
    201 #endif
    202 
    203 #if __GNUC__ > 3
    204 #define END_WITH_NULL __attribute__((sentinel))
    205 #else
    206 #define END_WITH_NULL
    207 #endif
    208 
    209 #ifndef HUGE_VALF
    210 #define HUGE_VALF (float)HUGE_VAL
    211 #endif
    212 
    213 #endif  /* SUPPORT_DATATYPES_H */
    214