/* $NetBSD: ieeefp.h,v 1.2 2017/02/23 02:03:27 scole Exp $ */

/*
* Written by J.T. Conklin, Apr 28, 1995
* Public domain.
*/

#ifndef _IA64_IEEEFP_H_
#define _IA64_IEEEFP_H_

#include <sys/featuretest.h>

#if defined(_NETBSD_SOURCE) || defined(_ISOC99_SOURCE)

#include <ia64/fenv.h>

/*
* These bits match the fpcr as well as bits 12:11
* in fp operate instructions
*/
/* XXX remove since fenv.h now contains (but with different values)? */
#if 0
#define FE_TOWARDZERO   0       /* round to zero (truncate) */
#define FE_DOWNWARD     1       /* round toward negative infinity */
#define FE_TONEAREST    2       /* round to nearest representable number */
#define FE_UPWARD       3       /* round toward positive infinity */
#endif

#if !defined(_ISOC99_SOURCE)

typedef int fp_except;

#define FP_X_INV        FE_INVALID      /* invalid operation exception */
#define FP_X_DZ         FE_DIVBYZERO    /* divide-by-zero exception */
#define FP_X_OFL        FE_OVERFLOW     /* overflow exception */
#define FP_X_UFL        FE_UNDERFLOW    /* underflow exception */
#define FP_X_IMP        FE_INEXACT      /* imprecise (prec. loss; "inexact") */
#define FP_X_IOV        FE_IOVERFLOW    /* integer overflow */

/*
* fp_rnd bits match the fpcr, below, as well as bits 12:11
* in fp operate instructions
*/
typedef enum {
   FP_RZ = FE_TOWARDZERO,      /* round to zero (truncate) */
   FP_RM = FE_DOWNWARD,        /* round toward negative infinity */
   FP_RN = FE_TONEAREST,       /* round to nearest representable number */
   FP_RP = FE_UPWARD,          /* round toward positive infinity */
   _FP_DYNAMIC=FP_RP
} fp_rnd;

#endif /* !_ISOC99_SOURCE */

#endif  /* _NETBSD_SOURCE || _ISOC99_SOURCE */

#endif /* _IA64_IEEEFP_H_ */