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_INTTYPES_H 1
31 #define HAVE_STDINT_H 1
32 #define HAVE_UINT64_T 1
33 /* #undef HAVE_U_INT64_T */
34 
35 #ifdef __cplusplus
36 #include <cmath>
37 #else
38 #include <math.h>
39 #endif
40 
41 #ifndef _MSC_VER
42 
43 /* Note that this header's correct operation depends on __STDC_LIMIT_MACROS
44    being defined.  We would define it here, but in order to prevent Bad Things
45    happening when system headers or C++ STL headers include stdint.h before we
46    define it here, we define it on the g++ command line (in Makefile.rules). */
47 #if !defined(__STDC_LIMIT_MACROS)
48 # error "Must #define __STDC_LIMIT_MACROS before #including Support/DataTypes.h"
49 #endif
50 
51 #if !defined(__STDC_CONSTANT_MACROS)
52 # error "Must #define __STDC_CONSTANT_MACROS before " \
53         "#including Support/DataTypes.h"
54 #endif
55 
56 /* Note that <inttypes.h> includes <stdint.h>, if this is a C99 system. */
57 #include <sys/types.h>
58 
59 #ifdef HAVE_INTTYPES_H
60 #include <inttypes.h>
61 #endif
62 
63 #ifdef HAVE_STDINT_H
64 #include <stdint.h>
65 #endif
66 
67 #ifdef _AIX
68 #include "llvm/Support/AIXDataTypesFix.h"
69 #endif
70 
71 /* Handle incorrect definition of uint64_t as u_int64_t */
72 #ifndef HAVE_UINT64_T
73 #ifdef HAVE_U_INT64_T
74 typedef u_int64_t uint64_t;
75 #else
76 # error "Don't have a definition for uint64_t on this platform"
77 #endif
78 #endif
79 
80 #else /* _MSC_VER */
81 /* Visual C++ doesn't provide standard integer headers, but it does provide
82    built-in data types. */
83 #include <stdlib.h>
84 #include <stddef.h>
85 #include <sys/types.h>
86 #ifdef __cplusplus
87 #include <cmath>
88 #else
89 #include <math.h>
90 #endif
91 typedef __int64 int64_t;
92 typedef unsigned __int64 uint64_t;
93 typedef signed int int32_t;
94 typedef unsigned int uint32_t;
95 typedef short int16_t;
96 typedef unsigned short uint16_t;
97 typedef signed char int8_t;
98 typedef unsigned char uint8_t;
99 #if defined(_WIN64)
100   typedef signed __int64 ssize_t;
101 #else
102   typedef signed int ssize_t;
103 #endif
104 
105 #ifndef INT8_MAX
106 # define INT8_MAX 127
107 #endif
108 #ifndef INT8_MIN
109 # define INT8_MIN -128
110 #endif
111 #ifndef UINT8_MAX
112 # define UINT8_MAX 255
113 #endif
114 #ifndef INT16_MAX
115 # define INT16_MAX 32767
116 #endif
117 #ifndef INT16_MIN
118 # define INT16_MIN -32768
119 #endif
120 #ifndef UINT16_MAX
121 # define UINT16_MAX 65535
122 #endif
123 #ifndef INT32_MAX
124 # define INT32_MAX 2147483647
125 #endif
126 #ifndef INT32_MIN
127 /* MSC treats -2147483648 as -(2147483648U). */
128 # define INT32_MIN (-INT32_MAX - 1)
129 #endif
130 #ifndef UINT32_MAX
131 # define UINT32_MAX 4294967295U
132 #endif
133 /* Certain compatibility updates to VC++ introduce the `cstdint'
134  * header, which defines the INT*_C macros. On default installs they
135  * are absent. */
136 #ifndef INT8_C
137 # define INT8_C(C)   C##i8
138 #endif
139 #ifndef UINT8_C
140 # define UINT8_C(C)  C##ui8
141 #endif
142 #ifndef INT16_C
143 # define INT16_C(C)  C##i16
144 #endif
145 #ifndef UINT16_C
146 # define UINT16_C(C) C##ui16
147 #endif
148 #ifndef INT32_C
149 # define INT32_C(C)  C##i32
150 #endif
151 #ifndef UINT32_C
152 # define UINT32_C(C) C##ui32
153 #endif
154 #ifndef INT64_C
155 # define INT64_C(C)  C##i64
156 #endif
157 #ifndef UINT64_C
158 # define UINT64_C(C) C##ui64
159 #endif
160 
161 #ifndef PRId64
162 # define PRId64 "I64d"
163 #endif
164 #ifndef PRIi64
165 # define PRIi64 "I64i"
166 #endif
167 #ifndef PRIo64
168 # define PRIo64 "I64o"
169 #endif
170 #ifndef PRIu64
171 # define PRIu64 "I64u"
172 #endif
173 #ifndef PRIx64
174 # define PRIx64 "I64x"
175 #endif
176 #ifndef PRIX64
177 # define PRIX64 "I64X"
178 #endif
179 
180 #endif /* _MSC_VER */
181 
182 /* Set defaults for constants which we cannot find. */
183 #if !defined(INT64_MAX)
184 # define INT64_MAX 9223372036854775807LL
185 #endif
186 #if !defined(INT64_MIN)
187 # define INT64_MIN ((-INT64_MAX)-1)
188 #endif
189 #if !defined(UINT64_MAX)
190 # define UINT64_MAX 0xffffffffffffffffULL
191 #endif
192 
193 #if __GNUC__ > 3
194 #define END_WITH_NULL __attribute__((sentinel))
195 #else
196 #define END_WITH_NULL
197 #endif
198 
199 #ifndef HUGE_VALF
200 #define HUGE_VALF (float)HUGE_VAL
201 #endif
202 
203 #endif  /* SUPPORT_DATATYPES_H */
204