1#if __HAVE_68881__ || __mcffpu__
 2
 3#define FE_INEXACT    8
 4#define FE_DIVBYZERO  16
 5#define FE_UNDERFLOW  32
 6#define FE_OVERFLOW   64
 7#define FE_INVALID    128
 8
 9#define FE_ALL_EXCEPT 0xf8
10
11#define FE_TONEAREST  0
12#define FE_TOWARDZERO 16
13#define FE_DOWNWARD   32
14#define FE_UPWARD     48
15
16#else
17
18#define FE_ALL_EXCEPT 0
19#define FE_TONEAREST  0
20
21#endif
22
23typedef unsigned fexcept_t;
24
25typedef struct {
26	unsigned __control_register, __status_register, __instruction_address;
27} fenv_t;
28
29#define FE_DFL_ENV      ((const fenv_t *) -1)