| 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) |