1/*	$NetBSD: ieeefp.h,v 1.11 2020/07/26 08:08:41 simonb Exp $	*/
2
3/*
4 * Written by J.T. Conklin, Apr 11, 1995
5 * Public domain.
6 */
7
8#ifndef _MIPS_IEEEFP_H_
9#define	_MIPS_IEEEFP_H_
10
11#include <sys/featuretest.h>
12
13#if defined(_NETBSD_SOURCE) || defined(_ISOC99_SOURCE)
14
15#include <mips/fenv.h>
16
17#if !defined(_ISOC99_SOURCE)
18
19typedef unsigned int fp_except;
20
21/* adjust for FP_* and FE_* value differences */
22#define	__FPE(x) ((x) >> 2)
23#define	__FEE(x) ((x) << 2)
24#define	__FPR(x) ((x))
25#define	__FER(x) ((x))
26
27#define	FP_X_IMP	__FPE(FE_INEXACT)	/* imprecise (loss of precision) */
28#define	FP_X_UFL	__FPE(FE_UNDERFLOW)	/* underflow exception */
29#define	FP_X_OFL	__FPE(FE_OVERFLOW)	/* overflow exception */
30#define	FP_X_DZ		__FPE(FE_DIVBYZERO)	/* divide-by-zero exception */
31#define	FP_X_INV	__FPE(FE_INVALID)	/* invalid operation exception */
32
33typedef enum {
34    FP_RN=FE_TONEAREST,		/* round to nearest representable number */
35    FP_RZ=FE_TOWARDZERO,	/* round to zero (truncate) */
36    FP_RP=FE_UPWARD,		/* round toward positive infinity */
37    FP_RM=FE_DOWNWARD		/* round toward negative infinity */
38} fp_rnd;
39
40#endif /* !_ISOC99_SOURCE */
41
42#endif /* _NETBSD_SOURCE || _ISOC99_SOURCE */
43
44#endif /* _MIPS_IEEEFP_H_ */
45