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 #ifdef HAVE_INTTYPES_H 42 #include <inttypes.h> 43 #endif 44 45 #ifdef HAVE_STDINT_H 46 #include <stdint.h> 47 #else 48 #error "Compiler must provide an implementation of stdint.h" 49 #endif 50 51 #ifndef _MSC_VER 52 53 /* Note that this header's correct operation depends on __STDC_LIMIT_MACROS 54 being defined. We would define it here, but in order to prevent Bad Things 55 happening when system headers or C++ STL headers include stdint.h before we 56 define it here, we define it on the g++ command line (in Makefile.rules). */ 57 #if !defined(__STDC_LIMIT_MACROS) 58 # error "Must #define __STDC_LIMIT_MACROS before #including Support/DataTypes.h" 59 #endif 60 61 #if !defined(__STDC_CONSTANT_MACROS) 62 # error "Must #define __STDC_CONSTANT_MACROS before " \ 63 "#including Support/DataTypes.h" 64 #endif 65 66 /* Note that <inttypes.h> includes <stdint.h>, if this is a C99 system. */ 67 #include <sys/types.h> 68 69 #ifdef _AIX 70 #include "llvm/Support/AIXDataTypesFix.h" 71 #endif 72 73 /* Handle incorrect definition of uint64_t as u_int64_t */ 74 #ifndef HAVE_UINT64_T 75 #ifdef HAVE_U_INT64_T 76 typedef u_int64_t uint64_t; 77 #else 78 # error "Don't have a definition for uint64_t on this platform" 79 #endif 80 #endif 81 82 #else /* _MSC_VER */ 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 92 #if defined(_WIN64) 93 typedef signed __int64 ssize_t; 94 #else 95 typedef signed int ssize_t; 96 #endif /* _WIN64 */ 97 98 #ifndef HAVE_INTTYPES_H 99 #define PRId64 "I64d" 100 #define PRIi64 "I64i" 101 #define PRIo64 "I64o" 102 #define PRIu64 "I64u" 103 #define PRIx64 "I64x" 104 #define PRIX64 "I64X" 105 #endif /* HAVE_INTTYPES_H */ 106 107 #endif /* _MSC_VER */ 108 109 /* Set defaults for constants which we cannot find. */ 110 #if !defined(INT64_MAX) 111 # define INT64_MAX 9223372036854775807LL 112 #endif 113 #if !defined(INT64_MIN) 114 # define INT64_MIN ((-INT64_MAX)-1) 115 #endif 116 #if !defined(UINT64_MAX) 117 # define UINT64_MAX 0xffffffffffffffffULL 118 #endif 119 120 #ifndef HUGE_VALF 121 #define HUGE_VALF (float)HUGE_VAL 122 #endif 123 124 #endif /* SUPPORT_DATATYPES_H */ 125