| 1 | #define FE_INVALID (1 << 1) |
| 2 | #define FE_DIVBYZERO (1 << 2) |
| 3 | #define FE_OVERFLOW (1 << 3) |
| 4 | #define FE_UNDERFLOW (1 << 4) |
| 5 | #define FE_INEXACT (1 << 5) |
| 6 | #define FE_ALL_EXCEPT (FE_DIVBYZERO | FE_INEXACT | FE_INVALID | \ |
| 7 | FE_OVERFLOW | FE_UNDERFLOW) |
| 8 | |
| 9 | #define FE_TONEAREST 0x00 |
| 10 | #define FE_TOWARDZERO 0x01 |
| 11 | #define FE_DOWNWARD 0x02 |
| 12 | #define FE_UPWARD 0x03 |
| 13 | |
| 14 | typedef unsigned long fexcept_t; |
| 15 | |
| 16 | typedef struct { |
| 17 | unsigned long __cw; |
| 18 | } fenv_t; |
| 19 | |
| 20 | #define FE_DFL_ENV ((const fenv_t *) -1) |