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      1 /*	$NetBSD: fenv.h,v 1.1 2014/09/03 19:34:26 matt Exp $	*/
      2 
      3 /*
      4  * Based on ieeefp.h written by J.T. Conklin, Apr 28, 1995
      5  * Public domain.
      6  */
      7 
      8 #ifndef _OR1K_FENV_H_
      9 #define _OR1K_FENV_H_
     10 
     11 typedef int fenv_t;		/* FPSCR */
     12 typedef int fexcept_t;
     13 
     14 #define	FE_OVERFLOW	0x001	/* Result overflowed */
     15 #define	FE_UNDERFLOW	0x002	/* Result underflowed */
     16 #define	FE_SNAN		0x004	/* Result SNaN */
     17 #define	FE_QNAN		0x008	/* Result QNaN */
     18 #define	FE_ZERO		0x010	/* Result zero */
     19 #define	FE_INEXACT	0x020	/* Result inexact */
     20 #define	FE_INVALID	0x040	/* Result invalid */
     21 #define	FE_INFINITY	0x080	/* Result infinite */
     22 #define	FE_DIVBYZERO	0x100	/* divide-by-zero */
     23 
     24 #define	FE_ALL_EXCEPT	0x1ff
     25 
     26 #define	FE_TONEAREST	0	/* round to nearest representable number */
     27 #define	FE_TOWARDZERO	1	/* round to zero (truncate) */
     28 #define	FE_UPWARD	2	/* round toward positive infinity */
     29 #define	FE_DOWNWARD	3	/* round toward negative infinity */
     30 
     31 __BEGIN_DECLS
     32 
     33 /* Default floating-point environment */
     34 extern const fenv_t	__fe_dfl_env;
     35 #define FE_DFL_ENV	(&__fe_dfl_env)
     36 
     37 __END_DECLS
     38 
     39 #endif /* _OR1K_FENV_H_ */
     40