NetBSD/sys/arch/alpha/include/ieeefp.h

27 lines
794 B
C
Raw Normal View History

1997-04-06 12:39:37 +04:00
/* $NetBSD: ieeefp.h,v 1.2 1997/04/06 08:47:28 cgd Exp $ */
1995-04-29 05:09:17 +04:00
/*
* Written by J.T. Conklin, Apr 28, 1995
* Public domain.
*/
#ifndef _ALPHA_IEEEFP_H_
#define _ALPHA_IEEEFP_H_
typedef int fp_except;
#define FP_X_INV 0x01 /* invalid operation exception */
#define FP_X_DZ 0x02 /* divide-by-zero exception */
#define FP_X_OFL 0x04 /* overflow exception */
#define FP_X_UFL 0x08 /* underflow exception */
#define FP_X_IMP 0x10 /* imprecise (loss of precision; "inexact") */
#define FP_X_IOV 0x20 /* integer overflow XXX? */
typedef enum {
FP_RZ=0, /* round to zero (truncate) */
FP_RM=1, /* round toward negative infinity */
FP_RN=2, /* round to nearest representable number */
FP_RP=3 /* round toward positive infinity */
} fp_rnd;
#endif /* _ALPHA_IEEEFP_H_ */