1*27620987Smatt /* $NetBSD: ieeefp.h,v 1.1 2014/09/03 19:34:26 matt Exp $ */ 2*27620987Smatt 3*27620987Smatt /* 4*27620987Smatt * Based on ieeefp.h written by J.T. Conklin, Apr 28, 1995 5*27620987Smatt * Public domain. 6*27620987Smatt */ 7*27620987Smatt 8*27620987Smatt #ifndef _OR1K_IEEEFP_H_ 9*27620987Smatt #define _OR1K_IEEEFP_H_ 10*27620987Smatt 11*27620987Smatt #include <sys/featuretest.h> 12*27620987Smatt 13*27620987Smatt #if defined(_NETBSD_SOURCE) || defined(_ISOC99_SOURCE) 14*27620987Smatt 15*27620987Smatt #include <or1k/fenv.h> 16*27620987Smatt 17*27620987Smatt #if !defined(_ISOC99_SOURCE) 18*27620987Smatt 19*27620987Smatt /* Exception type (used by fpsetmask() et al.) */ 20*27620987Smatt 21*27620987Smatt typedef int fp_except; 22*27620987Smatt 23*27620987Smatt /* Bit defines for fp_except */ 24*27620987Smatt 25*27620987Smatt #define FP_X_INV FE_INVALID /* invalid operation exception */ 26*27620987Smatt #define FP_X_DZ FE_DIVBYZERO /* divide-by-zero exception */ 27*27620987Smatt #define FP_X_OFL FE_OVERFLOW /* overflow exception */ 28*27620987Smatt #define FP_X_UFL FE_UNDERFLOW /* underflow exception */ 29*27620987Smatt #define FP_X_IMP FE_INEXACT /* imprecise (prec. loss; "inexact") */ 30*27620987Smatt 31*27620987Smatt /* Rounding modes */ 32*27620987Smatt 33*27620987Smatt typedef enum { 34*27620987Smatt FP_RN=FE_TONEAREST, /* round to nearest representable number */ 35*27620987Smatt FP_RP=FE_UPWARD, /* round toward positive infinity */ 36*27620987Smatt FP_RM=FE_DOWNWARD, /* round toward negative infinity */ 37*27620987Smatt FP_RZ=FE_TOWARDZERO /* round to zero (truncate) */ 38*27620987Smatt } fp_rnd; 39*27620987Smatt 40*27620987Smatt #endif /* !_ISOC99_SOURCE */ 41*27620987Smatt 42*27620987Smatt #endif /* _NETBSD_SOURCE || _ISOC99_SOURCE */ 43*27620987Smatt 44*27620987Smatt #endif /* _OR1K_IEEEFP_H_ */ 45