1/*
2 * IBM Accurate Mathematical Library
3 * Copyright (C) 2001-2024 Free Software Foundation, Inc.
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU Lesser General Public License as published by
7 * the Free Software Foundation; either version 2.1 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public License
16 * along with this program; if not, see <https://www.gnu.org/licenses/>.
17 */
18/************************************************************************/
19/* MODULE_NAME: branred.h */
20/* */
21/* */
22/* common data and variables definition for BIG or LITTLE ENDIAN */
23/************************************************************************/
24
25#ifndef BRANRED_H
26#define BRANRED_H
27
28#include <dla.h>
29
30#ifdef BIG_ENDI
31static const mynumber
32
33/**/ t576 = {{0x63f00000, 0x00000000}}, /* 2 ^ 576 */
34/**/ tm600 = {{0x1a700000, 0x00000000}}, /* 2 ^- 600 */
35/**/ tm24 = {{0x3e700000, 0x00000000}}, /* 2 ^- 24 */
36/**/ big = {{0x43380000, 0x00000000}}, /* 6755399441055744 */
37/**/ big1 = {{0x43580000, 0x00000000}}, /* 27021597764222976 */
38/**/ hp0 = {{0x3FF921FB, 0x54442D18}} ,/* 1.5707963267948966 */
39/**/ hp1 = {{0x3C91A626, 0x33145C07}} ,/* 6.123233995736766e-17 */
40/**/ mp1 = {{0x3FF921FB, 0x58000000}}, /* 1.5707963407039642 */
41/**/ mp2 = {{0xBE4DDE97, 0x40000000}}; /*-1.3909067675399456e-08 */
42
43#else
44#ifdef LITTLE_ENDI
45static const mynumber
46
47/**/ t576 = {{0x00000000, 0x63f00000}}, /* 2 ^ 576 */
48/**/ tm600 = {{0x00000000, 0x1a700000}}, /* 2 ^- 600 */
49/**/ tm24 = {{0x00000000, 0x3e700000}}, /* 2 ^- 24 */
50/**/ big = {{0x00000000, 0x43380000}}, /* 6755399441055744 */
51/**/ big1 = {{0x00000000, 0x43580000}}, /* 27021597764222976 */
52/**/ hp0 = {{0x54442D18, 0x3FF921FB}}, /* 1.5707963267948966 */
53/**/ hp1 = {{0x33145C07, 0x3C91A626}}, /* 6.123233995736766e-17 */
54/**/ mp1 = {{0x58000000, 0x3FF921FB}}, /* 1.5707963407039642 */
55/**/ mp2 = {{0x40000000, 0xBE4DDE97}}; /*-1.3909067675399456e-08 */
56
57#endif
58#endif
59
60static const double toverp[75] = { /* 2/ PI base 24*/
61 10680707.0, 7228996.0, 1387004.0, 2578385.0, 16069853.0,
62 12639074.0, 9804092.0, 4427841.0, 16666979.0, 11263675.0,
63 12935607.0, 2387514.0, 4345298.0, 14681673.0, 3074569.0,
64 13734428.0, 16653803.0, 1880361.0, 10960616.0, 8533493.0,
65 3062596.0, 8710556.0, 7349940.0, 6258241.0, 3772886.0,
66 3769171.0, 3798172.0, 8675211.0, 12450088.0, 3874808.0,
67 9961438.0, 366607.0, 15675153.0, 9132554.0, 7151469.0,
68 3571407.0, 2607881.0, 12013382.0, 4155038.0, 6285869.0,
69 7677882.0, 13102053.0, 15825725.0, 473591.0, 9065106.0,
70 15363067.0, 6271263.0, 9264392.0, 5636912.0, 4652155.0,
71 7056368.0, 13614112.0, 10155062.0, 1944035.0, 9527646.0,
72 15080200.0, 6658437.0, 6231200.0, 6832269.0, 16767104.0,
73 5075751.0, 3212806.0, 1398474.0, 7579849.0, 6349435.0,
74 12618859.0, 4703257.0, 12806093.0, 14477321.0, 2786137.0,
75 12875403.0, 9837734.0, 14528324.0, 13719321.0, 343717.0 };
76
77static const double split = CN; /* 2^27 + 1 */
78
79#endif
80

source code of glibc/sysdeps/ieee754/dbl-64/branred.h