/* $NetBSD: ieeefp.h,v 1.4 2008/08/05 16:47:42 matt Exp $ */ /* * Written by J.T. Conklin, Apr 6, 1995 * Public domain. */ #ifndef _SH3_IEEEFP_H_ #define _SH3_IEEEFP_H_ #include <sys/featuretest.h> #if defined(_NETBSD_SOURCE) || defined(_ISOC99_SOURCE) typedef int fenv_t; typedef int fexcept_t; #define FE_INVALID 0x01 /* invalid operation exception */ #define FE_DENORMAL 0x02 /* denormalization exception */ #define FE_DIVBYZERO 0x04 /* divide-by-zero exception */ #define FE_OVERFLOW 0x08 /* overflow exception */ #define FE_UNDERFLOW 0x10 /* underflow exception */ #define FE_INEXACT 0x20 /* imprecise (loss of precision) */ #define FE_ALL_EXCEPT 0x3f #define FE_TONEAREST 0 /* round to nearest representable number */ #define FE_DOWNWARD 1 /* round toward negative infinity */ #define FE_UPWARD 2 /* round toward positive infinity */ #define FE_TOWARDZERO 3 /* round to zero (truncate) */ #if defined(_NETBSD_SOURCE) typedef int fp_except; #define FP_X_INV FE_INVALID /* invalid operation exception */ #define FP_X_DNML FE_DENORMAL /* denormalization 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 (loss of precision) */ typedef enum { FP_RN=FE_TONEAREST, /* round to nearest representable number */ FP_RM=FE_DOWNWARD, /* round toward negative infinity */ FP_RP=FE_UPWARD, /* round toward positive infinity */ FP_RZ=FE_TOWARDZERO /* round to zero (truncate) */ } fp_rnd; #endif /* !_ISOC99_SOURCE */ #endif /* _NETBSD_SOURCE || _ISOC99_SOURCE */ #endif /* !_SH3_IEEEFP_H_ */