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1 #define FE_TONEAREST 0 | |
2 #define FE_TOWARDZERO 1 | |
3 #define FE_UPWARD 2 | |
4 #define FE_DOWNWARD 3 | |
5 | |
6 #define FE_INEXACT 0x02000000 | |
7 #define FE_DIVBYZERO 0x04000000 | |
8 #define FE_UNDERFLOW 0x08000000 | |
9 #define FE_OVERFLOW 0x10000000 | |
10 #define FE_INVALID 0x20000000 | |
11 | |
12 #define FE_ALL_EXCEPT 0x3e000000 | |
13 | |
14 #ifdef _GNU_SOURCE | |
15 #define FE_INVALID_SNAN 0x01000000 | |
16 #define FE_INVALID_ISI 0x00800000 | |
17 #define FE_INVALID_IDI 0x00400000 | |
18 #define FE_INVALID_ZDZ 0x00200000 | |
19 #define FE_INVALID_IMZ 0x00100000 | |
20 #define FE_INVALID_COMPARE 0x00080000 | |
21 #define FE_INVALID_SOFTWARE 0x00000400 | |
22 #define FE_INVALID_SQRT 0x00000200 | |
23 #define FE_INVALID_INTEGER_CONVERSION 0x00000100 | |
24 | |
25 #define FE_ALL_INVALID 0x01f80700 | |
26 #endif | |
27 | |
28 typedef unsigned fexcept_t; | |
29 typedef double fenv_t; | |
30 | |
31 #define FE_DFL_ENV ((const fenv_t*)-1) | |
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