aboutsummaryrefslogtreecommitdiffstats
path: root/include/llvm/Support/DataTypes.h.cmake
blob: c90bf51afaeef176a902129f40673b0ac5aeb97a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
/*===-- include/Support/DataTypes.h - Define fixed size types -----*- C -*-===*\
|*                                                                            *|
|*                     The LLVM Compiler Infrastructure                       *|
|*                                                                            *|
|* This file is distributed under the University of Illinois Open Source      *|
|* License. See LICENSE.TXT for details.                                      *|
|*                                                                            *|
|*===----------------------------------------------------------------------===*|
|*                                                                            *|
|* This file contains definitions to figure out the size of _HOST_ data types.*|
|* This file is important because different host OS's define different macros,*|
|* which makes portability tough.  This file exports the following            *|
|* definitions:                                                               *|
|*                                                                            *|
|*   [u]int(32|64)_t : typedefs for signed and unsigned 32/64 bit system types*|
|*   [U]INT(8|16|32|64)_(MIN|MAX) : Constants for the min and max values.     *|
|*                                                                            *|
|* No library is required when using these functions.                         *|
|*                                                                            *|
|*===----------------------------------------------------------------------===*/

/* Please leave this file C-compatible. */

/* Please keep this file in sync with DataTypes.h.in */

#ifndef SUPPORT_DATATYPES_H
#define SUPPORT_DATATYPES_H

#cmakedefine HAVE_INTTYPES_H ${HAVE_INTTYPES_H}
#cmakedefine HAVE_STDINT_H ${HAVE_STDINT_H}
#cmakedefine HAVE_UINT64_T ${HAVE_UINT64_T}
#cmakedefine HAVE_U_INT64_T ${HAVE_U_INT64_T}

#ifdef __cplusplus
#include <cmath>
#else
#include <math.h>
#endif

#ifdef HAVE_INTTYPES_H
#include <inttypes.h>
#endif

#ifdef HAVE_STDINT_H
#include <stdint.h>
#else
#error "Compiler must provide an implementation of stdint.h"
#endif

#ifndef _MSC_VER

/* Note that this header's correct operation depends on __STDC_LIMIT_MACROS
   being defined.  We would define it here, but in order to prevent Bad Things
   happening when system headers or C++ STL headers include stdint.h before we
   define it here, we define it on the g++ command line (in Makefile.rules). */
#if !defined(__STDC_LIMIT_MACROS)
# error "Must #define __STDC_LIMIT_MACROS before #including Support/DataTypes.h"
#endif

#if !defined(__STDC_CONSTANT_MACROS)
# error "Must #define __STDC_CONSTANT_MACROS before " \
        "#including Support/DataTypes.h"
#endif

/* Note that <inttypes.h> includes <stdint.h>, if this is a C99 system. */
#include <sys/types.h>

#ifdef _AIX
#include "llvm/Support/AIXDataTypesFix.h"
#endif

/* Handle incorrect definition of uint64_t as u_int64_t */
#ifndef HAVE_UINT64_T
#ifdef HAVE_U_INT64_T
typedef u_int64_t uint64_t;
#else
# error "Don't have a definition for uint64_t on this platform"
#endif
#endif

#else /* _MSC_VER */
#include <stdlib.h>
#include <stddef.h>
#include <sys/types.h>
#ifdef __cplusplus
#include <cmath>
#else
#include <math.h>
#endif

#if defined(_WIN64)
typedef signed __int64 ssize_t;
#else
typedef signed int ssize_t;
#endif /* _WIN64 */

#ifndef HAVE_INTTYPES_H
#define PRId64 "I64d"
#define PRIi64 "I64i"
#define PRIo64 "I64o"
#define PRIu64 "I64u"
#define PRIx64 "I64x"
#define PRIX64 "I64X"

#define PRId32 "d"
#define PRIi32 "i"
#define PRIo32 "o"
#define PRIu32 "u"
#define PRIx32 "x"
#define PRIX32 "X"
#endif /* HAVE_INTTYPES_H */

#endif /* _MSC_VER */

/* Set defaults for constants which we cannot find. */
#if !defined(INT64_MAX)
# define INT64_MAX 9223372036854775807LL
#endif
#if !defined(INT64_MIN)
# define INT64_MIN ((-INT64_MAX)-1)
#endif
#if !defined(UINT64_MAX)
# define UINT64_MAX 0xffffffffffffffffULL
#endif

#ifndef HUGE_VALF
#define HUGE_VALF (float)HUGE_VAL
#endif

#endif  /* SUPPORT_DATATYPES_H */