2 /* include/llvm/Support/DataTypes.h. Generated from DataTypes.h.in by configure. */
3 /*===-- include/System/DataTypes.h - Define fixed size types -----*- C -*-===*\
5 |* The LLVM Compiler Infrastructure *|
7 |* This file is distributed under the University of Illinois Open Source *|
8 |* License. See LICENSE.TXT for details. *|
10 |*===----------------------------------------------------------------------===*|
12 |* This file contains definitions to figure out the size of _HOST_ data types.*|
13 |* This file is important because different host OS's define different macros,*|
14 |* which makes portability tough. This file exports the following *|
17 |* [u]int(32|64)_t : typedefs for signed and unsigned 32/64 bit system types*|
18 |* [U]INT(8|16|32|64)_(MIN|MAX) : Constants for the min and max values. *|
20 |* No library is required when using these functions. *|
22 |*===----------------------------------------------------------------------===*/
24 /* Please leave this file C-compatible. */
26 #ifndef SUPPORT_DATATYPES_H
27 #define SUPPORT_DATATYPES_H
29 #define HAVE_SYS_TYPES_H 1
30 #define HAVE_INTTYPES_H 1
31 #define HAVE_STDINT_H 1
32 #define HAVE_UINT64_T 1
33 /* #undef HAVE_U_INT64_T */
41 /* Note that this header's correct operation depends on __STDC_LIMIT_MACROS
42 being defined. We would define it here, but in order to prevent Bad Things
43 happening when system headers or C++ STL headers include stdint.h before we
44 define it here, we define it on the g++ command line (in Makefile.rules). */
45 #if !defined(__STDC_LIMIT_MACROS)
46 # error "Must #define __STDC_LIMIT_MACROS before #including System/DataTypes.h"
49 #if !defined(__STDC_CONSTANT_MACROS)
50 # error "Must #define __STDC_CONSTANT_MACROS before " \
51 "#including System/DataTypes.h"
54 /* Note that <inttypes.h> includes <stdint.h>, if this is a C99 system. */
55 #ifdef HAVE_SYS_TYPES_H
56 #include <sys/types.h>
59 #ifdef HAVE_INTTYPES_H
68 #include "llvm/Support/AIXDataTypesFix.h"
71 /* Handle incorrect definition of uint64_t as u_int64_t */
74 typedef u_int64_t uint64_t;
76 # error "Don't have a definition for uint64_t on this platform"
84 #define INT16_MAX 32767
85 #define INT16_MIN -32768
86 #define UINT16_MAX 65535
87 #define INT32_MAX 2147483647
88 #define INT32_MIN -2147483648
89 #define UINT32_MAX 4294967295U
92 /* Set defaults for constants which we cannot find. */
93 #if !defined(INT64_MAX)
94 # define INT64_MAX 9223372036854775807LL
96 #if !defined(INT64_MIN)
97 # define INT64_MIN ((-INT64_MAX)-1)
99 #if !defined(UINT64_MAX)
100 # define UINT64_MAX 0xffffffffffffffffULL
104 #define END_WITH_NULL __attribute__((sentinel))
106 #define END_WITH_NULL
110 #define HUGE_VALF (float)HUGE_VAL
113 #endif /* SUPPORT_DATATYPES_H */