sysdeps/ieee754/dbl-64/uasncs.h

   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 /******************************************************************/
  20 /*                                                                */
  21 /* MODULE_NAME:uasncs.h                                           */
  22 /*                                                                */
  23 /* common data and variables prototype and definition             */
  24 /******************************************************************/
  25
  26 #ifndef UANSNCS_H
  27 #define UANSNCS_H
  28
  29 #ifdef BIG_ENDI
  30  static const  mynumber
  31 /**/           a1 = {{0x3FC55580, 0x00000000 }},  /*  0.1666717529296875     */
  32 /**/           a2 = {{0xBED55555, 0x55552330 }},  /* -5.0862630208224597e-06 */
  33 /**/          hp0 = {{0x3FF921FB, 0x54442D18 }},  /*  1.5707963267948966     */
  34 /**/          hp1 = {{0x3C91A626, 0x33145C07 }};  /*  6.123233995736766e-17  */
  35
  36 #else
  37 #ifdef LITTLE_ENDI
  38  static const  mynumber
  39 /**/           a1 = {{0x00000000, 0x3FC55580 }},  /*  0.1666717529296875     */
  40 /**/           a2 = {{0x55552330, 0xBED55555 }},  /* -5.0862630208224597e-06 */
  41 /**/          hp0 = {{0x54442D18, 0x3FF921FB }},  /*  1.5707963267948966     */
  42 /**/          hp1 = {{0x33145C07, 0x3C91A626 }};  /*  6.123233995736766e-17  */
  43
  44 #endif
  45 #endif
  46
  47 static const double
  48               f1 =  1.66666666666664110590506577996662E-01,
  49               f2 =  7.50000000026122686814431784722623E-02,
  50               f3 =  4.46428561421059750978517350006940E-02,
  51               f4 =  3.03821268582119319911193410625235E-02,
  52               f5 =  2.23551211026525610742786300334557E-02,
  53               f6 =  1.81382903404565056280372531963613E-02;
  54 static const double
  55    c2 = 0.74999999999985410757087492918602258E-01,
  56    c3 = 0.44642857150311968932423372477866076E-01,
  57    c4 = 0.30381942574778615766200591683810471E-01,
  58    c5 = 0.22372413472984868331447708777000650E-01,
  59    c6 = 0.17333630246451830686009693735025490E-01,
  60    c7 = 0.14710362893628210269950864741085777E-01;
  61
  62 static const double big = 103079215104.0, t24 = 16777216.0, t27 = 134217728.0;
  63 static const double
  64    rt0 = 9.99999999859990725855365213134618E-01,
  65    rt1 = 4.99999999495955425917856814202739E-01,
  66    rt2 = 3.75017500867345182581453026130850E-01,
  67    rt3 = 3.12523626554518656309172508769531E-01;
  68 #endif