1/*	$NetBSD: float.h,v 1.18 2020/07/26 08:08:41 simonb Exp $ */
 2
 3/*-
 4 * Copyright (c) 2013 The NetBSD Foundation, Inc.
 5 * All rights reserved.
 6 *
 7 * Redistribution and use in source and binary forms, with or without
 8 * modification, are permitted provided that the following conditions
 9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28#ifndef _MIPS_FLOAT_H_
29#define	_MIPS_FLOAT_H_
30
31#include <sys/cdefs.h>
32
33#if defined(__mips_n32) || defined(__mips_n64)
34
35#if __GNUC_PREREQ__(4,1)
36
37#define	LDBL_MANT_DIG	__LDBL_MANT_DIG__
38#define	LDBL_DIG	__LDBL_DIG__
39#define	LDBL_MIN_EXP	__LDBL_MIN_EXP__
40#define	LDBL_MIN_10_EXP	__LDBL_MIN_10_EXP__
41#define	LDBL_MAX_EXP	__LDBL_MAX_EXP__
42#define	LDBL_MAX_10_EXP	__LDBL_MAX_10_EXP__
43#define	LDBL_EPSILON	__LDBL_EPSILON__
44#define	LDBL_MIN	__LDBL_MIN__
45#define	LDBL_MAX	__LDBL_MAX__
46
47#else
48
49#define	LDBL_MANT_DIG	113
50#define	LDBL_DIG	33
51#define	LDBL_MIN_EXP	(-16381)
52#define	LDBL_MIN_10_EXP	(-4931)
53#define	LDBL_MAX_EXP	16384
54#define	LDBL_MAX_10_EXP	4932
55#if __STDC_VERSION__ >= 199901L
56#define	LDBL_EPSILON	0x1p-112L
57#define	LDBL_MIN	0x1p-16382L
58#define	LDBL_MAX	0x1.ffffffffffffffffffffffffffffp+16383L,
59#else
60#define	LDBL_EPSILON	1.9259299443872358530559779425849273E-34L
61#define	LDBL_MIN	3.3621031431120935062626778173217526E-4932L
62#define	LDBL_MAX	1.1897314953572317650857593266280070E+4932L
63#endif
64
65#endif /* !__GNUC_PREREQ__(4,1) */
66
67#endif	/* __mips_n32 || __mips_n64 */
68
69#include <sys/float_ieee754.h>
70
71#if defined(__mips_n32) || defined(__mips_n64)
72
73#if !defined(_ANSI_SOURCE) && !defined(_POSIX_C_SOURCE) && \
74    !defined(_XOPEN_SOURCE) || \
75    ((__STDC_VERSION__ - 0) >= 199901L) || \
76    ((_POSIX_C_SOURCE - 0) >= 200112L) || \
77    ((_XOPEN_SOURCE  - 0) >= 600) || \
78    defined(_ISOC99_SOURCE) || defined(_NETBSD_SOURCE)
79#if __GNUC_PREREQ__(4,1)
80#define	DECIMAL_DIG	__DECIMAL_DIG__
81#else
82#define	DECIMAL_DIG	36
83#endif
84#endif /* !defined(_ANSI_SOURCE) && ... */
85
86#endif	/* __mips_n32 || __mips_n64 */
87
88#endif	/* _MIPS_FLOAT_H_ */