/*      $NetBSD: ieeefp.h,v 1.7 2017/03/22 23:11:09 chs Exp $   */

/*
* Written by J.T. Conklin, Apr 6, 1995
* Public domain.
*/

#ifndef _POWERPC_IEEEFP_H_
#define _POWERPC_IEEEFP_H_

#include <sys/featuretest.h>

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

#include <powerpc/fenv.h>

#if !defined(_ISOC99_SOURCE)

typedef int fp_except;

/* adjust for FP_* and FE_* value differences */
#define __FPE(x) ((x) >> 25)
#define __FEE(x) ((x) << 25)
#define __FPR(x) ((x))
#define __FER(x) ((x))

#define FP_X_IMP        __FPE(FE_INEXACT)       /* imprecise (loss of precision) */
#define FP_X_DZ         __FPE(FE_DIVBYZERO)     /* divide-by-zero exception */
#define FP_X_UFL        __FPE(FE_UNDERFLOW)     /* underflow exception */
#define FP_X_OFL        __FPE(FE_OVERFLOW)      /* overflow exception */
#define FP_X_INV        __FPE(FE_INVALID)       /* invalid operation exception */

typedef enum {
   FP_RN=__FPR(FE_TONEAREST),  /* round to nearest representable number */
   FP_RZ=__FPR(FE_TOWARDZERO), /* round to zero (truncate) */
   FP_RP=__FPR(FE_UPWARD),     /* round toward positive infinity */
   FP_RM=__FPR(FE_DOWNWARD)    /* round toward negative infinity */
} fp_rnd;

#endif /* !_ISOC99_SOURCE */

#endif /* _NETBSD_SOURCE || _ISOC99_SOURCE */

#endif /* _POWERPC_IEEEFP_H_ */

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