2002-08-20 Brian Youmans <3diff@gnu.org>
[kopensolaris-gnu/glibc.git] / sysdeps / ieee754 / dbl-64 / ulog.h
1 /*
2  * IBM Accurate Mathematical Library
3  * Written by International Business Machines Corp.
4  * Copyright (C) 2001 Free Software Foundation, Inc.
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU Lesser General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  * GNU Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19  */
20
21 /******************************************************************/
22 /*                                                                */
23 /* MODULE_NAME:ulog.h                                             */
24 /*                                                                */
25 /* common data and variables prototype and definition             */
26 /******************************************************************/
27
28 #ifndef ULOG_H
29 #define ULOG_H
30
31 #ifdef BIG_ENDI
32   static const number
33   /* polynomial I */
34 /**/ a2             = {{0xbfe00000, 0x0001aa8f} }, /* -0.500... */
35 /**/ a3             = {{0x3fd55555, 0x55588d2e} }, /*  0.333... */
36   /* polynomial II */
37 /**/ b0             = {{0x3fd55555, 0x55555555} }, /*  0.333... */
38 /**/ b1             = {{0xbfcfffff, 0xffffffbb} }, /* -0.249... */
39 /**/ b2             = {{0x3fc99999, 0x9999992f} }, /*  0.199... */
40 /**/ b3             = {{0xbfc55555, 0x556503fd} }, /* -0.166... */
41 /**/ b4             = {{0x3fc24924, 0x925b3d62} }, /*  0.142... */
42 /**/ b5             = {{0xbfbffffe, 0x160472fc} }, /* -0.124... */
43 /**/ b6             = {{0x3fbc71c5, 0x25db58ac} }, /*  0.111... */
44 /**/ b7             = {{0xbfb9a4ac, 0x11a2a61c} }, /* -0.100... */
45 /**/ b8             = {{0x3fb75077, 0x0df2b591} }, /*  0.091... */
46   /* polynomial III */
47 #if 0
48 /**/ c1             = {{0x3ff00000, 0x00000000} }, /*  1        */
49 #endif
50 /**/ c2             = {{0xbfe00000, 0x00000000} }, /* -1/2      */
51 /**/ c3             = {{0x3fd55555, 0x55555555} }, /*  1/3      */
52 /**/ c4             = {{0xbfd00000, 0x00000000} }, /* -1/4      */
53 /**/ c5             = {{0x3fc99999, 0x9999999a} }, /*  1/5      */
54   /* polynomial IV */
55 /**/ d2             = {{0xbfe00000, 0x00000000} }, /* -1/2      */
56 /**/ dd2            = {{0x00000000, 0x00000000} }, /* -1/2-d2   */
57 /**/ d3             = {{0x3fd55555, 0x55555555} }, /*  1/3      */
58 /**/ dd3            = {{0x3c755555, 0x55555555} }, /*  1/3-d3   */
59 /**/ d4             = {{0xbfd00000, 0x00000000} }, /* -1/4      */
60 /**/ dd4            = {{0x00000000, 0x00000000} }, /* -1/4-d4   */
61 /**/ d5             = {{0x3fc99999, 0x9999999a} }, /*  1/5      */
62 /**/ dd5            = {{0xbc699999, 0x9999999a} }, /*  1/5-d5   */
63 /**/ d6             = {{0xbfc55555, 0x55555555} }, /* -1/6      */
64 /**/ dd6            = {{0xbc655555, 0x55555555} }, /* -1/6-d6   */
65 /**/ d7             = {{0x3fc24924, 0x92492492} }, /*  1/7      */
66 /**/ dd7            = {{0x3c624924, 0x92492492} }, /*  1/7-d7   */
67 /**/ d8             = {{0xbfc00000, 0x00000000} }, /* -1/8      */
68 /**/ dd8            = {{0x00000000, 0x00000000} }, /* -1/8-d8   */
69 /**/ d9             = {{0x3fbc71c7, 0x1c71c71c} }, /*  1/9      */
70 /**/ dd9            = {{0x3c5c71c7, 0x1c71c71c} }, /*  1/9-d9   */
71 /**/ d10            = {{0xbfb99999, 0x9999999a} }, /* -1/10     */
72 /**/ dd10           = {{0x3c599999, 0x9999999a} }, /* -1/10-d10 */
73 /**/ d11            = {{0x3fb745d1, 0x745d1746} }, /*  1/11     */
74 /**/ d12            = {{0xbfb55555, 0x55555555} }, /* -1/12     */
75 /**/ d13            = {{0x3fb3b13b, 0x13b13b14} }, /*  1/13     */
76 /**/ d14            = {{0xbfb24924, 0x92492492} }, /* -1/14     */
77 /**/ d15            = {{0x3fb11111, 0x11111111} }, /*  1/15     */
78 /**/ d16            = {{0xbfb00000, 0x00000000} }, /* -1/16     */
79 /**/ d17            = {{0x3fae1e1e, 0x1e1e1e1e} }, /*  1/17     */
80 /**/ d18            = {{0xbfac71c7, 0x1c71c71c} }, /* -1/18     */
81 /**/ d19            = {{0x3faaf286, 0xbca1af28} }, /*  1/19     */
82 /**/ d20            = {{0xbfa99999, 0x9999999a} }, /* -1/20     */
83   /* constants    */
84 /**/ zero           = {{0x00000000, 0x00000000} }, /* 0         */
85 /**/ one            = {{0x3ff00000, 0x00000000} }, /* 1         */
86 /**/ half           = {{0x3fe00000, 0x00000000} }, /* 1/2       */
87 /**/ mhalf          = {{0xbfe00000, 0x00000000} }, /* -1/2      */
88 /**/ sqrt_2         = {{0x3ff6a09e, 0x667f3bcc} }, /* sqrt(2)   */
89 /**/ h1             = {{0x3fd2e000, 0x00000000} }, /* 151/2**9  */
90 /**/ h2             = {{0x3f669000, 0x00000000} }, /* 361/2**17 */
91 /**/ delu           = {{0x3f700000, 0x00000000} }, /* 1/2**8    */
92 /**/ delv           = {{0x3ef00000, 0x00000000} }, /* 1/2**16   */
93 /**/ ln2a           = {{0x3fe62e42, 0xfefa3800} }, /* ln(2) 43 bits */
94 /**/ ln2b           = {{0x3d2ef357, 0x93c76730} }, /* ln(2)-ln2a    */
95 /**/ e1             = {{0x3bbcc868, 0x00000000} }, /* 6.095e-21     */
96 /**/ e2             = {{0x3c1138ce, 0x00000000} }, /* 2.334e-19     */
97 /**/ e3             = {{0x3aa1565d, 0x00000000} }, /* 2.801e-26     */
98 /**/ e4             = {{0x39809d88, 0x00000000} }, /* 1.024e-31     */
99 /**/ e[M]           ={{{0x37da223a, 0x00000000} }, /* 1.2e-39       */
100 /**/                  {{0x35c851c4, 0x00000000} }, /* 1.3e-49       */
101 /**/                  {{0x2ab85e51, 0x00000000} }, /* 6.8e-103      */
102 /**/                  {{0x17383827, 0x00000000} }},/* 8.1e-197      */
103 /**/ two54          = {{0x43500000, 0x00000000} }, /* 2**54         */
104 /**/ u03            = {{0x3f9eb851, 0xeb851eb8} }; /* 0.03          */
105
106 #else
107 #ifdef LITTLE_ENDI
108   static const number
109   /* polynomial I */
110 /**/ a2             = {{0x0001aa8f, 0xbfe00000} }, /* -0.500... */
111 /**/ a3             = {{0x55588d2e, 0x3fd55555} }, /*  0.333... */
112   /* polynomial II */
113 /**/ b0             = {{0x55555555, 0x3fd55555} }, /*  0.333... */
114 /**/ b1             = {{0xffffffbb, 0xbfcfffff} }, /* -0.249... */
115 /**/ b2             = {{0x9999992f, 0x3fc99999} }, /*  0.199... */
116 /**/ b3             = {{0x556503fd, 0xbfc55555} }, /* -0.166... */
117 /**/ b4             = {{0x925b3d62, 0x3fc24924} }, /*  0.142... */
118 /**/ b5             = {{0x160472fc, 0xbfbffffe} }, /* -0.124... */
119 /**/ b6             = {{0x25db58ac, 0x3fbc71c5} }, /*  0.111... */
120 /**/ b7             = {{0x11a2a61c, 0xbfb9a4ac} }, /* -0.100... */
121 /**/ b8             = {{0x0df2b591, 0x3fb75077} }, /*  0.091... */
122   /* polynomial III */
123 #if 0
124 /**/ c1             = {{0x00000000, 0x3ff00000} }, /*  1        */
125 #endif
126 /**/ c2             = {{0x00000000, 0xbfe00000} }, /* -1/2      */
127 /**/ c3             = {{0x55555555, 0x3fd55555} }, /*  1/3      */
128 /**/ c4             = {{0x00000000, 0xbfd00000} }, /* -1/4      */
129 /**/ c5             = {{0x9999999a, 0x3fc99999} }, /*  1/5      */
130   /* polynomial IV */
131 /**/ d2             = {{0x00000000, 0xbfe00000} }, /* -1/2      */
132 /**/ dd2            = {{0x00000000, 0x00000000} }, /* -1/2-d2   */
133 /**/ d3             = {{0x55555555, 0x3fd55555} }, /*  1/3      */
134 /**/ dd3            = {{0x55555555, 0x3c755555} }, /*  1/3-d3   */
135 /**/ d4             = {{0x00000000, 0xbfd00000} }, /* -1/4      */
136 /**/ dd4            = {{0x00000000, 0x00000000} }, /* -1/4-d4   */
137 /**/ d5             = {{0x9999999a, 0x3fc99999} }, /*  1/5      */
138 /**/ dd5            = {{0x9999999a, 0xbc699999} }, /*  1/5-d5   */
139 /**/ d6             = {{0x55555555, 0xbfc55555} }, /* -1/6      */
140 /**/ dd6            = {{0x55555555, 0xbc655555} }, /* -1/6-d6   */
141 /**/ d7             = {{0x92492492, 0x3fc24924} }, /*  1/7      */
142 /**/ dd7            = {{0x92492492, 0x3c624924} }, /*  1/7-d7   */
143 /**/ d8             = {{0x00000000, 0xbfc00000} }, /* -1/8      */
144 /**/ dd8            = {{0x00000000, 0x00000000} }, /* -1/8-d8   */
145 /**/ d9             = {{0x1c71c71c, 0x3fbc71c7} }, /*  1/9      */
146 /**/ dd9            = {{0x1c71c71c, 0x3c5c71c7} }, /*  1/9-d9   */
147 /**/ d10            = {{0x9999999a, 0xbfb99999} }, /* -1/10     */
148 /**/ dd10           = {{0x9999999a, 0x3c599999} }, /* -1/10-d10 */
149 /**/ d11            = {{0x745d1746, 0x3fb745d1} }, /*  1/11     */
150 /**/ d12            = {{0x55555555, 0xbfb55555} }, /* -1/12     */
151 /**/ d13            = {{0x13b13b14, 0x3fb3b13b} }, /*  1/13     */
152 /**/ d14            = {{0x92492492, 0xbfb24924} }, /* -1/14     */
153 /**/ d15            = {{0x11111111, 0x3fb11111} }, /*  1/15     */
154 /**/ d16            = {{0x00000000, 0xbfb00000} }, /* -1/16     */
155 /**/ d17            = {{0x1e1e1e1e, 0x3fae1e1e} }, /*  1/17     */
156 /**/ d18            = {{0x1c71c71c, 0xbfac71c7} }, /* -1/18     */
157 /**/ d19            = {{0xbca1af28, 0x3faaf286} }, /*  1/19     */
158 /**/ d20            = {{0x9999999a, 0xbfa99999} }, /* -1/20     */
159   /* constants    */
160 /**/ zero           = {{0x00000000, 0x00000000} }, /* 0         */
161 /**/ one            = {{0x00000000, 0x3ff00000} }, /* 1         */
162 /**/ half           = {{0x00000000, 0x3fe00000} }, /* 1/2       */
163 /**/ mhalf          = {{0x00000000, 0xbfe00000} }, /* -1/2      */
164 /**/ sqrt_2         = {{0x667f3bcc, 0x3ff6a09e} }, /* sqrt(2)   */
165 /**/ h1             = {{0x00000000, 0x3fd2e000} }, /* 151/2**9  */
166 /**/ h2             = {{0x00000000, 0x3f669000} }, /* 361/2**17 */
167 /**/ delu           = {{0x00000000, 0x3f700000} }, /* 1/2**8    */
168 /**/ delv           = {{0x00000000, 0x3ef00000} }, /* 1/2**16   */
169 /**/ ln2a           = {{0xfefa3800, 0x3fe62e42} }, /* ln(2) 43 bits */
170 /**/ ln2b           = {{0x93c76730, 0x3d2ef357} }, /* ln(2)-ln2a    */
171 /**/ e1             = {{0x00000000, 0x3bbcc868} }, /* 6.095e-21     */
172 /**/ e2             = {{0x00000000, 0x3c1138ce} }, /* 2.334e-19     */
173 /**/ e3             = {{0x00000000, 0x3aa1565d} }, /* 2.801e-26     */
174 /**/ e4             = {{0x00000000, 0x39809d88} }, /* 1.024e-31     */
175 /**/ e[M]           ={{{0x00000000, 0x37da223a} }, /* 1.2e-39       */
176 /**/                  {{0x00000000, 0x35c851c4} }, /* 1.3e-49       */
177 /**/                  {{0x00000000, 0x2ab85e51} }, /* 6.8e-103      */
178 /**/                  {{0x00000000, 0x17383827} }},/* 8.1e-197      */
179 /**/ two54          = {{0x00000000, 0x43500000} }, /* 2**54         */
180 /**/ u03            = {{0xeb851eb8, 0x3f9eb851} }; /* 0.03          */
181
182 #endif
183 #endif
184
185 #define  ZERO      zero.d
186 #define  ONE       one.d
187 #define  HALF      half.d
188 #define  MHALF     mhalf.d
189 #define  SQRT_2    sqrt_2.d
190 #define  DEL_U     delu.d
191 #define  DEL_V     delv.d
192 #define  LN2A      ln2a.d
193 #define  LN2B      ln2b.d
194 #define  E1        e1.d
195 #define  E2        e2.d
196 #define  E3        e3.d
197 #define  E4        e4.d
198 #define  U03       u03.d
199
200 #endif