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glibc  2.9
atnat.h
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00001 /*
00002  * IBM Accurate Mathematical Library
00003  * Written by International Business Machines Corp.
00004  * Copyright (C) 2001 Free Software Foundation, Inc.
00005  *
00006  * This program is free software; you can redistribute it and/or modify
00007  * it under the terms of the GNU Lesser General Public License as published by
00008  * the Free Software Foundation; either version 2.1 of the License, or
00009  * (at your option) any later version.
00010  *
00011  * This program is distributed in the hope that it will be useful,
00012  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00013  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014  * GNU Lesser General Public License for more details.
00015  *
00016  * You should have received a copy of the GNU Lesser General Public License
00017  * along with this program; if not, write to the Free Software
00018  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00019  */
00020 
00021 /************************************************************************/
00022 /*  MODULE_NAME: atnat.h                                                */
00023 /*                                                                      */
00024 /*                                                                      */
00025 /*     common data and variables definition for BIG or LITTLE ENDIAN   */
00026 /************************************************************************/
00027 #ifndef ATNAT_H
00028 #define ATNAT_H
00029 
00030 #define M 4
00031 
00032 #ifdef BIG_ENDI
00033   static const number
00034   /* polynomial I */
00035  d3             = {{0xbfd55555, 0x55555555} }, /* -0.333... */
00036  d5             = {{0x3fc99999, 0x999997fd} }, /*  0.199... */
00037  d7             = {{0xbfc24924, 0x923f7603} }, /* -0.142... */
00038  d9             = {{0x3fbc71c6, 0xe5129a3b} }, /*  0.111... */
00039  d11            = {{0xbfb74580, 0x22b13c25} }, /* -0.090... */
00040  d13            = {{0x3fb375f0, 0x8b31cbce} }, /*  0.076... */
00041   /* polynomial II */
00042  f3             = {{0xbfd55555, 0x55555555} }, /* -1/3      */
00043  ff3            = {{0xbc755555, 0x55555555} }, /* -1/3-f3   */
00044  f5             = {{0x3fc99999, 0x9999999a} }, /*  1/5      */
00045  ff5            = {{0xbc699999, 0x9999999a} }, /*  1/5-f5   */
00046  f7             = {{0xbfc24924, 0x92492492} }, /* -1/7      */
00047  ff7            = {{0xbc624924, 0x92492492} }, /* -1/7-f7   */
00048  f9             = {{0x3fbc71c7, 0x1c71c71c} }, /*  1/9      */
00049  ff9            = {{0x3c5c71c7, 0x1c71c71c} }, /*  1/9-f9   */
00050  f11            = {{0xbfb745d1, 0x745d1746} }, /* -1/11     */
00051  f13            = {{0x3fb3b13b, 0x13b13b14} }, /*  1/13     */
00052  f15            = {{0xbfb11111, 0x11111111} }, /* -1/15     */
00053  f17            = {{0x3fae1e1e, 0x1e1e1e1e} }, /*  1/17     */
00054  f19            = {{0xbfaaf286, 0xbca1af28} }, /* -1/19     */
00055   /* constants    */
00056  zero           = {{0x00000000, 0x00000000} }, /*  0            */
00057  one            = {{0x3ff00000, 0x00000000} }, /*  1            */
00058  a              = {{0x3e4bb67a, 0x00000000} }, /*  1.290e-8     */
00059  b              = {{0x3fb00000, 0x00000000} }, /*  1/16         */
00060  c              = {{0x3ff00000, 0x00000000} }, /*  1            */
00061  d              = {{0x40300000, 0x00000000} }, /*  16           */
00062  e              = {{0x43349ff2, 0x00000000} }, /*  5.805e15     */
00063  hpi            = {{0x3ff921fb, 0x54442d18} }, /*  pi/2         */
00064  mhpi           = {{0xbff921fb, 0x54442d18} }, /* -pi/2         */
00065  hpi1           = {{0x3c91a626, 0x33145c07} }, /*  pi/2-hpi     */
00066  u1             = {{0x3c2d3382, 0x00000000} }, /*  7.915e-19    */
00067  u21            = {{0x3c6dffc0, 0x00000000} }, /*  1.301e-17    */
00068  u22            = {{0x3c527bd0, 0x00000000} }, /*  4.008e-18    */
00069  u23            = {{0x3c3cd057, 0x00000000} }, /*  1.562e-18    */
00070  u24            = {{0x3c329cdf, 0x00000000} }, /*  1.009e-18    */
00071  u31            = {{0x3c3a1edf, 0x00000000} }, /*  1.416e-18    */
00072  u32            = {{0x3c33f0e1, 0x00000000} }, /*  1.081e-18    */
00073  u4             = {{0x3bf955e4, 0x00000000} }, /*  8.584e-20    */
00074  u5             = {{0x3aaef2d1, 0x00000000} }, /*  5e-26        */
00075  u6             = {{0x3a98c56d, 0x00000000} }, /*  2.001e-26    */
00076  u7             = {{0x3a9375de, 0x00000000} }, /*  1.572e-26    */
00077  u8             = {{0x3a6eeb36, 0x00000000} }, /*  3.122e-27    */
00078  u9[M]          ={{{0x38c1aa5b, 0x00000000} }, /* 2.658e-35     */
00079                   {{0x35c1aa4d, 0x00000000} }, /* 9.443e-50     */
00080                   {{0x32c1aa88, 0x00000000} }, /* 3.355e-64     */
00081                   {{0x11c1aa56, 0x00000000} }},/* 3.818e-223    */
00082  two8           = {{0x40700000, 0x00000000} }, /*  2**8=256     */
00083  two52          = {{0x43300000, 0x00000000} }; /*  2**52        */
00084 
00085 #else
00086 #ifdef LITTLE_ENDI
00087   static const number
00088   /* polynomial I */
00089  d3             = {{0x55555555, 0xbfd55555} }, /* -0.333... */
00090  d5             = {{0x999997fd, 0x3fc99999} }, /*  0.199... */
00091  d7             = {{0x923f7603, 0xbfc24924} }, /* -0.142... */
00092  d9             = {{0xe5129a3b, 0x3fbc71c6} }, /*  0.111... */
00093  d11            = {{0x22b13c25, 0xbfb74580} }, /* -0.090... */
00094  d13            = {{0x8b31cbce, 0x3fb375f0} }, /*  0.076... */
00095   /* polynomial II */
00096  f3             = {{0x55555555, 0xbfd55555} }, /* -1/3      */
00097  ff3            = {{0x55555555, 0xbc755555} }, /* -1/3-f3   */
00098  f5             = {{0x9999999a, 0x3fc99999} }, /*  1/5      */
00099  ff5            = {{0x9999999a, 0xbc699999} }, /*  1/5-f5   */
00100  f7             = {{0x92492492, 0xbfc24924} }, /* -1/7      */
00101  ff7            = {{0x92492492, 0xbc624924} }, /* -1/7-f7   */
00102  f9             = {{0x1c71c71c, 0x3fbc71c7} }, /*  1/9      */
00103  ff9            = {{0x1c71c71c, 0x3c5c71c7} }, /*  1/9-f9   */
00104  f11            = {{0x745d1746, 0xbfb745d1} }, /* -1/11     */
00105  f13            = {{0x13b13b14, 0x3fb3b13b} }, /*  1/13     */
00106  f15            = {{0x11111111, 0xbfb11111} }, /* -1/15     */
00107  f17            = {{0x1e1e1e1e, 0x3fae1e1e} }, /*  1/17     */
00108  f19            = {{0xbca1af28, 0xbfaaf286} }, /* -1/19     */
00109   /* constants    */
00110  zero           = {{0x00000000, 0x00000000} }, /*  0            */
00111  one            = {{0x00000000, 0x3ff00000} }, /*  1            */
00112  a              = {{0x00000000, 0x3e4bb67a} }, /*  1.290e-8     */
00113  b              = {{0x00000000, 0x3fb00000} }, /*  1/16         */
00114  c              = {{0x00000000, 0x3ff00000} }, /*  1            */
00115  d              = {{0x00000000, 0x40300000} }, /*  16           */
00116  e              = {{0x00000000, 0x43349ff2} }, /*  5.805e15     */
00117  hpi            = {{0x54442d18, 0x3ff921fb} }, /*  pi/2         */
00118  mhpi           = {{0x54442d18, 0xbff921fb} }, /* -pi/2         */
00119  hpi1           = {{0x33145c07, 0x3c91a626} }, /*  pi/2-hpi     */
00120  u1             = {{0x00000000, 0x3c2d3382} }, /*  7.915e-19    */
00121  u21            = {{0x00000000, 0x3c6dffc0} }, /*  1.301e-17    */
00122  u22            = {{0x00000000, 0x3c527bd0} }, /*  4.008e-18    */
00123  u23            = {{0x00000000, 0x3c3cd057} }, /*  1.562e-18    */
00124  u24            = {{0x00000000, 0x3c329cdf} }, /*  1.009e-18    */
00125  u31            = {{0x00000000, 0x3c3a1edf} }, /*  1.416e-18    */
00126  u32            = {{0x00000000, 0x3c33f0e1} }, /*  1.081e-18    */
00127  u4             = {{0x00000000, 0x3bf955e4} }, /*  8.584e-20    */
00128  u5             = {{0x00000000, 0x3aaef2d1} }, /*  5e-26        */
00129  u6             = {{0x00000000, 0x3a98c56d} }, /*  2.001e-26    */
00130  u7             = {{0x00000000, 0x3a9375de} }, /*  1.572e-26    */
00131  u8             = {{0x00000000, 0x3a6eeb36} }, /*  3.122e-27    */
00132  u9[M]          ={{{0x00000000, 0x38c1aa5b} }, /* 2.658e-35     */
00133                   {{0x00000000, 0x35c1aa4d} }, /* 9.443e-50     */
00134                   {{0x00000000, 0x32c1aa88} }, /* 3.355e-64     */
00135                   {{0x00000000, 0x11c1aa56} }},/* 3.818e-223    */
00136  two8           = {{0x00000000, 0x40700000} }, /*  2**8=256     */
00137  two52          = {{0x00000000, 0x43300000} }; /*  2**52        */
00138 
00139 #endif
00140 #endif
00141 
00142 #define  ZERO      zero.d
00143 #define  ONE       one.d
00144 #define  A         a.d
00145 #define  B         b.d
00146 #define  C         c.d
00147 #define  D         d.d
00148 #define  E         e.d
00149 #define  HPI       hpi.d
00150 #define  MHPI      mhpi.d
00151 #define  HPI1      hpi1.d
00152 #define  U1        u1.d
00153 #define  U21       u21.d
00154 #define  U22       u22.d
00155 #define  U23       u23.d
00156 #define  U24       u24.d
00157 #define  U31       u31.d
00158 #define  U32       u32.d
00159 #define  U4        u4.d
00160 #define  U5        u5.d
00161 #define  U6        u6.d
00162 #define  U7        u7.d
00163 #define  U8        u8.d
00164 #define  TWO8      two8.d
00165 #define  TWO52     two52.d
00166 
00167 #endif