1 /* ===-- int_lib.h - configuration header for compiler-rt -----------------=== 2 * 3 * The LLVM Compiler Infrastructure 4 * 5 * This file is dual licensed under the MIT and the University of Illinois Open 6 * Source Licenses. See LICENSE.TXT for details. 7 * 8 * ===----------------------------------------------------------------------=== 9 * 10 * This file is not part of the interface of this library. 11 * 12 * This file defines various standard types, most importantly a number of unions 13 * used to access parts of larger types. 14 * 15 * ===----------------------------------------------------------------------=== 16 */ 17 18 #ifndef INT_TYPES_H 19 #define INT_TYPES_H 20 21 #include "int_endianness.h" 22 23 typedef int si_int; 24 typedef unsigned su_int; 25 26 typedef long long di_int; 27 typedef unsigned long long du_int; 28 29 typedef union 30 { 31 di_int all; 32 struct 33 { 34 #if _YUGA_LITTLE_ENDIAN 35 su_int low; 36 si_int high; 37 #else 38 si_int high; 39 su_int low; 40 #endif /* _YUGA_LITTLE_ENDIAN */ 41 }s; 42 } dwords; 43 44 typedef union 45 { 46 du_int all; 47 struct 48 { 49 #if _YUGA_LITTLE_ENDIAN 50 su_int low; 51 su_int high; 52 #else 53 su_int high; 54 su_int low; 55 #endif /* _YUGA_LITTLE_ENDIAN */ 56 }s; 57 } udwords; 58 59 #if __x86_64 60 61 typedef int ti_int __attribute__ ((mode (TI))); 62 typedef unsigned tu_int __attribute__ ((mode (TI))); 63 64 typedef union 65 { 66 ti_int all; 67 struct 68 { 69 #if _YUGA_LITTLE_ENDIAN 70 du_int low; 71 di_int high; 72 #else 73 di_int high; 74 du_int low; 75 #endif /* _YUGA_LITTLE_ENDIAN */ 76 }s; 77 } twords; 78 79 typedef union 80 { 81 tu_int all; 82 struct 83 { 84 #if _YUGA_LITTLE_ENDIAN 85 du_int low; 86 du_int high; 87 #else 88 du_int high; 89 du_int low; 90 #endif /* _YUGA_LITTLE_ENDIAN */ 91 }s; 92 } utwords; 93 make_ti(di_int h,di_int l)94static inline ti_int make_ti(di_int h, di_int l) { 95 twords r; 96 r.s.high = h; 97 r.s.low = l; 98 return r.all; 99 } 100 make_tu(du_int h,du_int l)101static inline tu_int make_tu(du_int h, du_int l) { 102 utwords r; 103 r.s.high = h; 104 r.s.low = l; 105 return r.all; 106 } 107 108 #endif /* __x86_64 */ 109 110 typedef union 111 { 112 su_int u; 113 float f; 114 } float_bits; 115 116 typedef union 117 { 118 udwords u; 119 double f; 120 } double_bits; 121 122 typedef struct 123 { 124 #if _YUGA_LITTLE_ENDIAN 125 udwords low; 126 udwords high; 127 #else 128 udwords high; 129 udwords low; 130 #endif /* _YUGA_LITTLE_ENDIAN */ 131 } uqwords; 132 133 typedef union 134 { 135 uqwords u; 136 long double f; 137 } long_double_bits; 138 139 #endif /* INT_TYPES_H */ 140 141