1/* $NetBSD: float.h,v 1.20 2024/10/30 15:56:11 riastradh 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#include <sys/featuretest.h>
33
34#if defined(__mips_n32) || defined(__mips_n64)
35
36#if __GNUC_PREREQ__(4,1)
37
38#define LDBL_MANT_DIG __LDBL_MANT_DIG__
39#define LDBL_DIG __LDBL_DIG__
40#define LDBL_MIN_EXP __LDBL_MIN_EXP__
41#define LDBL_MIN_10_EXP __LDBL_MIN_10_EXP__
42#define LDBL_MAX_EXP __LDBL_MAX_EXP__
43#define LDBL_MAX_10_EXP __LDBL_MAX_10_EXP__
44#define LDBL_EPSILON __LDBL_EPSILON__
45#define LDBL_MIN __LDBL_MIN__
46#define LDBL_MAX __LDBL_MAX__
47
48#else
49
50#define LDBL_MANT_DIG 113
51#define LDBL_DIG 33
52#define LDBL_MIN_EXP (-16381)
53#define LDBL_MIN_10_EXP (-4931)
54#define LDBL_MAX_EXP 16384
55#define LDBL_MAX_10_EXP 4932
56#if __STDC_VERSION__ >= 199901L
57#define LDBL_EPSILON 0x1p-112L
58#define LDBL_MIN 0x1p-16382L
59#define LDBL_MAX 0x1.ffffffffffffffffffffffffffffp+16383L
60#else
61#define LDBL_EPSILON 1.9259299443872358530559779425849273E-34L
62#define LDBL_MIN 3.3621031431120935062626778173217526E-4932L
63#define LDBL_MAX 1.1897314953572317650857593266280070E+4932L
64#endif
65
66#endif /* !__GNUC_PREREQ__(4,1) */
67
68#endif /* __mips_n32 || __mips_n64 */
69
70#include <sys/float_ieee754.h>
71
72#if defined(__mips_n32) || defined(__mips_n64)
73
74#if !defined(_ANSI_SOURCE) && !defined(_POSIX_C_SOURCE) && \
75 !defined(_XOPEN_SOURCE) || \
76 ((__STDC_VERSION__ - 0) >= 199901L) || \
77 ((_POSIX_C_SOURCE - 0) >= 200112L) || \
78 ((_XOPEN_SOURCE - 0) >= 600) || \
79 defined(_ISOC99_SOURCE) || defined(_NETBSD_SOURCE)
80#if __GNUC_PREREQ__(4,1)
81#define DECIMAL_DIG __DECIMAL_DIG__
82#else
83#define DECIMAL_DIG 36
84#endif
85#endif /* !defined(_ANSI_SOURCE) && ... */
86
87#endif /* __mips_n32 || __mips_n64 */
88
89#endif /* _MIPS_FLOAT_H_ */