Rev 2925 | Show entire file | Regard whitespace | Details | Blame | Last modification | View Log | RSS feed
| Rev 2925 | Rev 4692 | ||
|---|---|---|---|
| Line 41... | Line 41... | ||
| 41 | typedef union { |
41 | typedef union { |
| 42 | float f; |
42 | float f; |
| 43 | uint32_t binary; |
43 | uint32_t binary; |
| 44 | 44 | ||
| 45 | struct { |
45 | struct { |
| 46 | #if defined(ARCH_IS_BIG_ENDIAN) |
46 | #if defined(__BE__) |
| 47 | uint32_t sign:1; |
47 | uint32_t sign : 1; |
| 48 | uint32_t exp:8; |
48 | uint32_t exp : 8; |
| 49 | uint32_t fraction:23; |
49 | uint32_t fraction : 23; |
| 50 | #elif defined(ARCH_IS_LITTLE_ENDIAN) |
50 | #elif defined(__LE__) |
| 51 | uint32_t fraction:23; |
51 | uint32_t fraction : 23; |
| 52 | uint32_t exp:8; |
52 | uint32_t exp : 8; |
| 53 | uint32_t sign:1; |
53 | uint32_t sign : 1; |
| 54 | #else |
54 | #else |
| 55 | #error "Unknown endians." |
55 | #error Unknown endianess |
| 56 | #endif |
56 | #endif |
| 57 | } parts __attribute__ ((packed)); |
57 | } parts __attribute__ ((packed)); |
| 58 | } float32; |
58 | } float32; |
| 59 | 59 | ||
| 60 | typedef union { |
60 | typedef union { |
| 61 | double d; |
61 | double d; |
| 62 | uint64_t binary; |
62 | uint64_t binary; |
| 63 | 63 | ||
| 64 | struct { |
64 | struct { |
| 65 | #if defined(ARCH_IS_BIG_ENDIAN) |
65 | #if defined(__BE__) |
| 66 | uint64_t sign:1; |
66 | uint64_t sign : 1; |
| 67 | uint64_t exp:11; |
67 | uint64_t exp : 11; |
| 68 | uint64_t fraction:52; |
68 | uint64_t fraction : 52; |
| 69 | #elif defined(ARCH_IS_LITTLE_ENDIAN) |
69 | #elif defined(__LE__) |
| 70 | uint64_t fraction:52; |
70 | uint64_t fraction : 52; |
| 71 | uint64_t exp:11; |
71 | uint64_t exp : 11; |
| 72 | uint64_t sign:1; |
72 | uint64_t sign : 1; |
| 73 | #else |
73 | #else |
| 74 | #error "Unknown endians." |
74 | #error Unknown endianess |
| 75 | #endif |
75 | #endif |
| 76 | } parts __attribute__ ((packed)); |
76 | } parts __attribute__ ((packed)); |
| 77 | } float64; |
77 | } float64; |
| 78 | 78 | ||
| 79 | #define FLOAT32_MAX 0x7f800000 |
79 | #define FLOAT32_MAX 0x7f800000 |
| Line 107... | Line 107... | ||
| 107 | #define FLOAT80_BIAS 0x3FFF |
107 | #define FLOAT80_BIAS 0x3FFF |
| 108 | 108 | ||
| 109 | 109 | ||
| 110 | #endif |
110 | #endif |
| 111 | 111 | ||
| 112 | - | ||
| 113 | /** @} |
112 | /** @} |
| 114 | */ |
113 | */ |
| 115 | - | ||