| /* $NetBSD: ieeefp.h,v 1.3 2013/04/23 05:42:23 matt Exp $ */ | |
| /* | |
| * Based on ieeefp.h written by J.T. Conklin, Apr 28, 1995 | |
| * Public domain. | |
| */ | |
| #ifndef _AARCH64_IEEEFP_H_ | |
| #define _AARCH64_IEEEFP_H_ | |
| #include <LibConfig.h> | |
| #include <sys/featuretest.h> | |
| #if defined(_NETBSD_SOURCE) || defined(_ISOC99_SOURCE) | |
| #include <machine/fenv.h> | |
| #if !defined(_ISOC99_SOURCE) | |
| /* Exception type (used by fpsetmask() et al.) */ | |
| typedef int fp_except; | |
| /* Bit defines for 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") */ | |
| /* Rounding modes */ | |
| typedef enum { | |
| FP_RN=FE_TONEAREST, /* round to nearest representable number */ | |
| FP_RP=FE_UPWARD, /* round toward positive infinity */ | |
| FP_RM=FE_DOWNWARD, /* round toward negative infinity */ | |
| FP_RZ=FE_TOWARDZERO /* round to zero (truncate) */ | |
| } fp_rnd; | |
| #endif /* !_ISOC99_SOURCE */ | |
| #endif /* _NETBSD_SOURCE || _ISOC99_SOURCE */ | |
| #endif /* _AARCH64_IEEEFP_H_ */ |