mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-18 00:41:06 +00:00
c6c6dd4803
* manual/contrib.texi: Removed licenses, added acknowledgements
for contributions by Intel, IBM, Craig Metz.
* LICENSES: New file, contains the text of all non-FSF licenses in the
distribution that require putting the notice in the accompanying
documentation.
* README.template, README: Mention LICENSES.
* sysdeps/mach/hurd/net/if_ppp.h: Replaced CMU license with a
new one modelled on the modern BSD license, per recent letter
of permission from CMU.
* sysdeps/unix/sysv/linux/net/if_ppp.h: Likewise.
* sysdeps/ieee754/dbl-64/MathLib.h: Changed the copyright holder
from IBM to FSF, per the recent Software Letter. Changed the
distribution terms from GPL to LGPL.
* sysdeps/ieee754/dbl-64/asincos.tbl: Added FSF copyright and
copying permission notice (Lesser GPL), per recent IBM Software Letter.
* sysdeps/ieee754/dbl-64/powtwo.tbl: Likewise.
* sysdeps/ieee754/dbl-64/root.tbl: Likewise.
* sysdeps/ieee754/dbl-64/sincos.tbl: Likewise.
* sysdeps/ieee754/dbl-64/uatan.tbl: Likewise.
* sysdeps/ieee754/dbl-64/uexp.tbl: Likewise.
* sysdeps/ieee754/dbl-64/ulog.tbl: Likewise.
* sysdeps/ieee754/dbl-64/upow.tbl: Likewise.
* sysdeps/ieee754/dbl-64/utan.tbl: Likewise.
* sysdeps/ieee754/dbl-64/atnat.h: Changed the copyright holder
from IBM to FSF, per the recent Software Letter. Corrected the
text of the copying permission notice to say Lesser GPL instead
of GPL in warranty disclaimer paragraph.
* sysdeps/ieee754/dbl-64/atnat2.h: Likewise.
* sysdeps/ieee754/dbl-64/branred.h: Likewise.
* sysdeps/ieee754/dbl-64/dla.h: Likewise.
* sysdeps/ieee754/dbl-64/doasin.h: Likewise.
* sysdeps/ieee754/dbl-64/dosincos.h: Likewise.
* sysdeps/ieee754/dbl-64/mpa.h: Likewise.
* sysdeps/ieee754/dbl-64/mpa2.h: Likewise.
* sysdeps/ieee754/dbl-64/mpatan.h: Likewise.
* sysdeps/ieee754/dbl-64/mpexp.h: Likewise.
* sysdeps/ieee754/dbl-64/mplog.h: Likewise.
* sysdeps/ieee754/dbl-64/mpsqrt.h: Likewise.
* sysdeps/ieee754/dbl-64/mydefs.h: Likewise.
* sysdeps/ieee754/dbl-64/sincos32.h: Likewise.
* sysdeps/ieee754/dbl-64/uasncs.h: Likewise.
* sysdeps/ieee754/dbl-64/uexp.h: Likewise.
* sysdeps/ieee754/dbl-64/ulog.h: Likewise.
* sysdeps/ieee754/dbl-64/upow.h: Likewise.
* sysdeps/ieee754/dbl-64/urem.h: Likewise.
* sysdeps/ieee754/dbl-64/uroot.h: Likewise.
* sysdeps/ieee754/dbl-64/usncs.h: Likewise.
* sysdeps/ieee754/dbl-64/utan.h: Likewise.
* sysdeps/ieee754/dbl-64/branred.c: Corrected the text of the copying
permission notice to say Lesser GPL instead of GPL in warranty
disclaimer paragraph.
* sysdeps/ieee754/dbl-64/doasin.c: Likewise.
* sysdeps/ieee754/dbl-64/dosincos.c: Likewise.
* sysdeps/ieee754/dbl-64/e_asin.c: Likewise.
* sysdeps/ieee754/dbl-64/e_atan2.c: Likewise.
* sysdeps/ieee754/dbl-64/e_exp.c: Likewise.
* sysdeps/ieee754/dbl-64/e_log.c: Likewise.
* sysdeps/ieee754/dbl-64/e_pow.c: Likewise.
* sysdeps/ieee754/dbl-64/e_remainder.c: Likewise.
* sysdeps/ieee754/dbl-64/e_sqrt.c: Likewise.
* sysdeps/ieee754/dbl-64/halfulp.c: Likewise.
* sysdeps/ieee754/dbl-64/mpa.c: Likewise.
* sysdeps/ieee754/dbl-64/mpatan.c: Likewise.
* sysdeps/ieee754/dbl-64/mpatan2.c: Likewise.
* sysdeps/ieee754/dbl-64/mpexp.c: Likewise.
* sysdeps/ieee754/dbl-64/mplog.c: Likewise.
* sysdeps/ieee754/dbl-64/mpsqrt.c: Likewise.
* sysdeps/ieee754/dbl-64/mptan.c: Likewise.
* sysdeps/ieee754/dbl-64/s_atan.c: Likewise.
* sysdeps/ieee754/dbl-64/s_sin.c: Likewise.
* sysdeps/ieee754/dbl-64/s_tan.c: Likewise.
* sysdeps/ieee754/dbl-64/sincos32.c: Likewise.
* sysdeps/ieee754/dbl-64/slowexp.c: Likewise.
* sysdeps/ieee754/dbl-64/slowpow.c: Likewise.
201 lines
11 KiB
C
201 lines
11 KiB
C
/*
|
|
* IBM Accurate Mathematical Library
|
|
* Written by International Business Machines Corp.
|
|
* Copyright (C) 2001 Free Software Foundation, Inc.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU Lesser General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
/******************************************************************/
|
|
/* */
|
|
/* MODULE_NAME:ulog.h */
|
|
/* */
|
|
/* common data and variables prototype and definition */
|
|
/******************************************************************/
|
|
|
|
#ifndef ULOG_H
|
|
#define ULOG_H
|
|
|
|
#ifdef BIG_ENDI
|
|
static const number
|
|
/* polynomial I */
|
|
/**/ a2 = {{0xbfe00000, 0x0001aa8f} }, /* -0.500... */
|
|
/**/ a3 = {{0x3fd55555, 0x55588d2e} }, /* 0.333... */
|
|
/* polynomial II */
|
|
/**/ b0 = {{0x3fd55555, 0x55555555} }, /* 0.333... */
|
|
/**/ b1 = {{0xbfcfffff, 0xffffffbb} }, /* -0.249... */
|
|
/**/ b2 = {{0x3fc99999, 0x9999992f} }, /* 0.199... */
|
|
/**/ b3 = {{0xbfc55555, 0x556503fd} }, /* -0.166... */
|
|
/**/ b4 = {{0x3fc24924, 0x925b3d62} }, /* 0.142... */
|
|
/**/ b5 = {{0xbfbffffe, 0x160472fc} }, /* -0.124... */
|
|
/**/ b6 = {{0x3fbc71c5, 0x25db58ac} }, /* 0.111... */
|
|
/**/ b7 = {{0xbfb9a4ac, 0x11a2a61c} }, /* -0.100... */
|
|
/**/ b8 = {{0x3fb75077, 0x0df2b591} }, /* 0.091... */
|
|
/* polynomial III */
|
|
#if 0
|
|
/**/ c1 = {{0x3ff00000, 0x00000000} }, /* 1 */
|
|
#endif
|
|
/**/ c2 = {{0xbfe00000, 0x00000000} }, /* -1/2 */
|
|
/**/ c3 = {{0x3fd55555, 0x55555555} }, /* 1/3 */
|
|
/**/ c4 = {{0xbfd00000, 0x00000000} }, /* -1/4 */
|
|
/**/ c5 = {{0x3fc99999, 0x9999999a} }, /* 1/5 */
|
|
/* polynomial IV */
|
|
/**/ d2 = {{0xbfe00000, 0x00000000} }, /* -1/2 */
|
|
/**/ dd2 = {{0x00000000, 0x00000000} }, /* -1/2-d2 */
|
|
/**/ d3 = {{0x3fd55555, 0x55555555} }, /* 1/3 */
|
|
/**/ dd3 = {{0x3c755555, 0x55555555} }, /* 1/3-d3 */
|
|
/**/ d4 = {{0xbfd00000, 0x00000000} }, /* -1/4 */
|
|
/**/ dd4 = {{0x00000000, 0x00000000} }, /* -1/4-d4 */
|
|
/**/ d5 = {{0x3fc99999, 0x9999999a} }, /* 1/5 */
|
|
/**/ dd5 = {{0xbc699999, 0x9999999a} }, /* 1/5-d5 */
|
|
/**/ d6 = {{0xbfc55555, 0x55555555} }, /* -1/6 */
|
|
/**/ dd6 = {{0xbc655555, 0x55555555} }, /* -1/6-d6 */
|
|
/**/ d7 = {{0x3fc24924, 0x92492492} }, /* 1/7 */
|
|
/**/ dd7 = {{0x3c624924, 0x92492492} }, /* 1/7-d7 */
|
|
/**/ d8 = {{0xbfc00000, 0x00000000} }, /* -1/8 */
|
|
/**/ dd8 = {{0x00000000, 0x00000000} }, /* -1/8-d8 */
|
|
/**/ d9 = {{0x3fbc71c7, 0x1c71c71c} }, /* 1/9 */
|
|
/**/ dd9 = {{0x3c5c71c7, 0x1c71c71c} }, /* 1/9-d9 */
|
|
/**/ d10 = {{0xbfb99999, 0x9999999a} }, /* -1/10 */
|
|
/**/ dd10 = {{0x3c599999, 0x9999999a} }, /* -1/10-d10 */
|
|
/**/ d11 = {{0x3fb745d1, 0x745d1746} }, /* 1/11 */
|
|
/**/ d12 = {{0xbfb55555, 0x55555555} }, /* -1/12 */
|
|
/**/ d13 = {{0x3fb3b13b, 0x13b13b14} }, /* 1/13 */
|
|
/**/ d14 = {{0xbfb24924, 0x92492492} }, /* -1/14 */
|
|
/**/ d15 = {{0x3fb11111, 0x11111111} }, /* 1/15 */
|
|
/**/ d16 = {{0xbfb00000, 0x00000000} }, /* -1/16 */
|
|
/**/ d17 = {{0x3fae1e1e, 0x1e1e1e1e} }, /* 1/17 */
|
|
/**/ d18 = {{0xbfac71c7, 0x1c71c71c} }, /* -1/18 */
|
|
/**/ d19 = {{0x3faaf286, 0xbca1af28} }, /* 1/19 */
|
|
/**/ d20 = {{0xbfa99999, 0x9999999a} }, /* -1/20 */
|
|
/* constants */
|
|
/**/ zero = {{0x00000000, 0x00000000} }, /* 0 */
|
|
/**/ one = {{0x3ff00000, 0x00000000} }, /* 1 */
|
|
/**/ half = {{0x3fe00000, 0x00000000} }, /* 1/2 */
|
|
/**/ mhalf = {{0xbfe00000, 0x00000000} }, /* -1/2 */
|
|
/**/ sqrt_2 = {{0x3ff6a09e, 0x667f3bcc} }, /* sqrt(2) */
|
|
/**/ h1 = {{0x3fd2e000, 0x00000000} }, /* 151/2**9 */
|
|
/**/ h2 = {{0x3f669000, 0x00000000} }, /* 361/2**17 */
|
|
/**/ delu = {{0x3f700000, 0x00000000} }, /* 1/2**8 */
|
|
/**/ delv = {{0x3ef00000, 0x00000000} }, /* 1/2**16 */
|
|
/**/ ln2a = {{0x3fe62e42, 0xfefa3800} }, /* ln(2) 43 bits */
|
|
/**/ ln2b = {{0x3d2ef357, 0x93c76730} }, /* ln(2)-ln2a */
|
|
/**/ e1 = {{0x3bbcc868, 0x00000000} }, /* 6.095e-21 */
|
|
/**/ e2 = {{0x3c1138ce, 0x00000000} }, /* 2.334e-19 */
|
|
/**/ e3 = {{0x3aa1565d, 0x00000000} }, /* 2.801e-26 */
|
|
/**/ e4 = {{0x39809d88, 0x00000000} }, /* 1.024e-31 */
|
|
/**/ e[M] ={{{0x37da223a, 0x00000000} }, /* 1.2e-39 */
|
|
/**/ {{0x35c851c4, 0x00000000} }, /* 1.3e-49 */
|
|
/**/ {{0x2ab85e51, 0x00000000} }, /* 6.8e-103 */
|
|
/**/ {{0x17383827, 0x00000000} }},/* 8.1e-197 */
|
|
/**/ two54 = {{0x43500000, 0x00000000} }, /* 2**54 */
|
|
/**/ u03 = {{0x3f9eb851, 0xeb851eb8} }; /* 0.03 */
|
|
|
|
#else
|
|
#ifdef LITTLE_ENDI
|
|
static const number
|
|
/* polynomial I */
|
|
/**/ a2 = {{0x0001aa8f, 0xbfe00000} }, /* -0.500... */
|
|
/**/ a3 = {{0x55588d2e, 0x3fd55555} }, /* 0.333... */
|
|
/* polynomial II */
|
|
/**/ b0 = {{0x55555555, 0x3fd55555} }, /* 0.333... */
|
|
/**/ b1 = {{0xffffffbb, 0xbfcfffff} }, /* -0.249... */
|
|
/**/ b2 = {{0x9999992f, 0x3fc99999} }, /* 0.199... */
|
|
/**/ b3 = {{0x556503fd, 0xbfc55555} }, /* -0.166... */
|
|
/**/ b4 = {{0x925b3d62, 0x3fc24924} }, /* 0.142... */
|
|
/**/ b5 = {{0x160472fc, 0xbfbffffe} }, /* -0.124... */
|
|
/**/ b6 = {{0x25db58ac, 0x3fbc71c5} }, /* 0.111... */
|
|
/**/ b7 = {{0x11a2a61c, 0xbfb9a4ac} }, /* -0.100... */
|
|
/**/ b8 = {{0x0df2b591, 0x3fb75077} }, /* 0.091... */
|
|
/* polynomial III */
|
|
#if 0
|
|
/**/ c1 = {{0x00000000, 0x3ff00000} }, /* 1 */
|
|
#endif
|
|
/**/ c2 = {{0x00000000, 0xbfe00000} }, /* -1/2 */
|
|
/**/ c3 = {{0x55555555, 0x3fd55555} }, /* 1/3 */
|
|
/**/ c4 = {{0x00000000, 0xbfd00000} }, /* -1/4 */
|
|
/**/ c5 = {{0x9999999a, 0x3fc99999} }, /* 1/5 */
|
|
/* polynomial IV */
|
|
/**/ d2 = {{0x00000000, 0xbfe00000} }, /* -1/2 */
|
|
/**/ dd2 = {{0x00000000, 0x00000000} }, /* -1/2-d2 */
|
|
/**/ d3 = {{0x55555555, 0x3fd55555} }, /* 1/3 */
|
|
/**/ dd3 = {{0x55555555, 0x3c755555} }, /* 1/3-d3 */
|
|
/**/ d4 = {{0x00000000, 0xbfd00000} }, /* -1/4 */
|
|
/**/ dd4 = {{0x00000000, 0x00000000} }, /* -1/4-d4 */
|
|
/**/ d5 = {{0x9999999a, 0x3fc99999} }, /* 1/5 */
|
|
/**/ dd5 = {{0x9999999a, 0xbc699999} }, /* 1/5-d5 */
|
|
/**/ d6 = {{0x55555555, 0xbfc55555} }, /* -1/6 */
|
|
/**/ dd6 = {{0x55555555, 0xbc655555} }, /* -1/6-d6 */
|
|
/**/ d7 = {{0x92492492, 0x3fc24924} }, /* 1/7 */
|
|
/**/ dd7 = {{0x92492492, 0x3c624924} }, /* 1/7-d7 */
|
|
/**/ d8 = {{0x00000000, 0xbfc00000} }, /* -1/8 */
|
|
/**/ dd8 = {{0x00000000, 0x00000000} }, /* -1/8-d8 */
|
|
/**/ d9 = {{0x1c71c71c, 0x3fbc71c7} }, /* 1/9 */
|
|
/**/ dd9 = {{0x1c71c71c, 0x3c5c71c7} }, /* 1/9-d9 */
|
|
/**/ d10 = {{0x9999999a, 0xbfb99999} }, /* -1/10 */
|
|
/**/ dd10 = {{0x9999999a, 0x3c599999} }, /* -1/10-d10 */
|
|
/**/ d11 = {{0x745d1746, 0x3fb745d1} }, /* 1/11 */
|
|
/**/ d12 = {{0x55555555, 0xbfb55555} }, /* -1/12 */
|
|
/**/ d13 = {{0x13b13b14, 0x3fb3b13b} }, /* 1/13 */
|
|
/**/ d14 = {{0x92492492, 0xbfb24924} }, /* -1/14 */
|
|
/**/ d15 = {{0x11111111, 0x3fb11111} }, /* 1/15 */
|
|
/**/ d16 = {{0x00000000, 0xbfb00000} }, /* -1/16 */
|
|
/**/ d17 = {{0x1e1e1e1e, 0x3fae1e1e} }, /* 1/17 */
|
|
/**/ d18 = {{0x1c71c71c, 0xbfac71c7} }, /* -1/18 */
|
|
/**/ d19 = {{0xbca1af28, 0x3faaf286} }, /* 1/19 */
|
|
/**/ d20 = {{0x9999999a, 0xbfa99999} }, /* -1/20 */
|
|
/* constants */
|
|
/**/ zero = {{0x00000000, 0x00000000} }, /* 0 */
|
|
/**/ one = {{0x00000000, 0x3ff00000} }, /* 1 */
|
|
/**/ half = {{0x00000000, 0x3fe00000} }, /* 1/2 */
|
|
/**/ mhalf = {{0x00000000, 0xbfe00000} }, /* -1/2 */
|
|
/**/ sqrt_2 = {{0x667f3bcc, 0x3ff6a09e} }, /* sqrt(2) */
|
|
/**/ h1 = {{0x00000000, 0x3fd2e000} }, /* 151/2**9 */
|
|
/**/ h2 = {{0x00000000, 0x3f669000} }, /* 361/2**17 */
|
|
/**/ delu = {{0x00000000, 0x3f700000} }, /* 1/2**8 */
|
|
/**/ delv = {{0x00000000, 0x3ef00000} }, /* 1/2**16 */
|
|
/**/ ln2a = {{0xfefa3800, 0x3fe62e42} }, /* ln(2) 43 bits */
|
|
/**/ ln2b = {{0x93c76730, 0x3d2ef357} }, /* ln(2)-ln2a */
|
|
/**/ e1 = {{0x00000000, 0x3bbcc868} }, /* 6.095e-21 */
|
|
/**/ e2 = {{0x00000000, 0x3c1138ce} }, /* 2.334e-19 */
|
|
/**/ e3 = {{0x00000000, 0x3aa1565d} }, /* 2.801e-26 */
|
|
/**/ e4 = {{0x00000000, 0x39809d88} }, /* 1.024e-31 */
|
|
/**/ e[M] ={{{0x00000000, 0x37da223a} }, /* 1.2e-39 */
|
|
/**/ {{0x00000000, 0x35c851c4} }, /* 1.3e-49 */
|
|
/**/ {{0x00000000, 0x2ab85e51} }, /* 6.8e-103 */
|
|
/**/ {{0x00000000, 0x17383827} }},/* 8.1e-197 */
|
|
/**/ two54 = {{0x00000000, 0x43500000} }, /* 2**54 */
|
|
/**/ u03 = {{0xeb851eb8, 0x3f9eb851} }; /* 0.03 */
|
|
|
|
#endif
|
|
#endif
|
|
|
|
#define ZERO zero.d
|
|
#define ONE one.d
|
|
#define HALF half.d
|
|
#define MHALF mhalf.d
|
|
#define SQRT_2 sqrt_2.d
|
|
#define DEL_U delu.d
|
|
#define DEL_V delv.d
|
|
#define LN2A ln2a.d
|
|
#define LN2B ln2b.d
|
|
#define E1 e1.d
|
|
#define E2 e2.d
|
|
#define E3 e3.d
|
|
#define E4 e4.d
|
|
#define U03 u03.d
|
|
|
|
#endif
|