diff options
Diffstat (limited to 'sysdeps/ieee754/flt-32/t_exp2f.h')
| -rw-r--r-- | sysdeps/ieee754/flt-32/t_exp2f.h | 351 |
1 files changed, 0 insertions, 351 deletions
diff --git a/sysdeps/ieee754/flt-32/t_exp2f.h b/sysdeps/ieee754/flt-32/t_exp2f.h deleted file mode 100644 index aecabcc372..0000000000 --- a/sysdeps/ieee754/flt-32/t_exp2f.h +++ /dev/null @@ -1,351 +0,0 @@ -/* Accurate tables for exp2f(). - Copyright (C) 1998-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Geoffrey Keating <geoffk@ozemail.com.au> - - The GNU C Library 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 2.1 of the License, or (at your option) any later version. - - The GNU C Library 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 the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -/* This table has the property that, for all integers -128 <= i <= 127, - exp(i/256.0 + __exp2f_deltatable[i-128]) == __exp2f_atable[i+128] + r - for some -2^-35 < r < 2^-35 (abs(r) < 2^-36 if i <= 0); and that - __exp2f_deltatable[i+128] == t * 2^-30 - for integer t so that abs(t) <= 43447 * 2^0. */ - -#define W30 (9.31322575e-10) -static const float __exp2f_deltatable[256] = { - -810*W30, 283*W30, -1514*W30, 1304*W30, - -1148*W30, -98*W30, -744*W30, -156*W30, - -419*W30, -155*W30, 474*W30, 167*W30, - -1984*W30, -826*W30, 692*W30, 781*W30, - -578*W30, -411*W30, -129*W30, -1500*W30, - 654*W30, -141*W30, -816*W30, -53*W30, - 148*W30, 493*W30, -2214*W30, 760*W30, - 260*W30, 750*W30, -1300*W30, 1424*W30, - -1445*W30, -339*W30, -680*W30, -349*W30, - -922*W30, 531*W30, 193*W30, -2892*W30, - 290*W30, -2145*W30, -276*W30, 485*W30, - -695*W30, 215*W30, -7093*W30, 412*W30, - -4596*W30, 367*W30, 592*W30, -615*W30, - -97*W30, -1066*W30, 972*W30, -226*W30, - -625*W30, -374*W30, -5647*W30, -180*W30, - 20349*W30, -447*W30, 111*W30, -4164*W30, - -87*W30, -21*W30, -251*W30, 66*W30, - -517*W30, 2093*W30, -263*W30, 182*W30, - -601*W30, 475*W30, -483*W30, -1251*W30, - -373*W30, 1471*W30, -92*W30, -215*W30, - -97*W30, -190*W30, 0*W30, -290*W30, - -2647*W30, 1940*W30, -582*W30, 28*W30, - 833*W30, 1493*W30, 34*W30, 321*W30, - 3327*W30, -35*W30, 177*W30, -135*W30, - -796*W30, -428*W30, 129*W30, 9332*W30, - -12*W30, -69*W30, -1743*W30, 6508*W30, - -60*W30, 359*W30, 43447*W30, 15*W30, - -23*W30, -305*W30, -375*W30, -652*W30, - 667*W30, 269*W30, -1575*W30, 185*W30, - -329*W30, 200*W30, 6002*W30, 163*W30, - -647*W30, 19*W30, -603*W30, -755*W30, - 742*W30, -438*W30, 3587*W30, 2560*W30, - 0*W30, -520*W30, -241*W30, -299*W30, - -1270*W30, -991*W30, -1138*W30, 255*W30, - -1192*W30, 1722*W30, 1023*W30, 3700*W30, - -1388*W30, -1551*W30, -2549*W30, 27*W30, - 282*W30, 673*W30, 113*W30, 1561*W30, - 72*W30, 873*W30, 87*W30, -395*W30, - -433*W30, 629*W30, 3440*W30, -284*W30, - -592*W30, -103*W30, -46*W30, -3844*W30, - 1712*W30, 303*W30, 1555*W30, -631*W30, - -1400*W30, -961*W30, -854*W30, -276*W30, - 407*W30, 833*W30, -345*W30, -1501*W30, - 121*W30, -1581*W30, 400*W30, 150*W30, - 1224*W30, -139*W30, -563*W30, 879*W30, - 933*W30, 2939*W30, 788*W30, 211*W30, - 530*W30, -192*W30, 706*W30, -13347*W30, - 1065*W30, 3*W30, 111*W30, -208*W30, - -360*W30, -532*W30, -291*W30, 483*W30, - 987*W30, -33*W30, -1373*W30, -166*W30, - -1174*W30, -3955*W30, 1601*W30, -280*W30, - 1405*W30, 600*W30, -1659*W30, -23*W30, - 390*W30, 449*W30, 570*W30, -13143*W30, - -9*W30, -1646*W30, 1201*W30, 294*W30, - 2181*W30, -1173*W30, 1388*W30, -4504*W30, - 190*W30, -2304*W30, 211*W30, 239*W30, - 48*W30, -817*W30, 1018*W30, 1828*W30, - -663*W30, 1408*W30, 408*W30, -36*W30, - 1295*W30, -230*W30, 1341*W30, 9*W30, - 40*W30, 705*W30, 186*W30, 376*W30, - 557*W30, 5866*W30, 363*W30, -1558*W30, - 718*W30, 669*W30, 1369*W30, -2972*W30, - -468*W30, -121*W30, -219*W30, 667*W30, - 29954*W30, 366*W30, 48*W30, -203*W30 -}; - -static const float __exp2f_atable[256] /* __attribute__((mode(SF))) */ = { - 0.707106411447, /* 0x0.b504ecfff */ - 0.709024071690, /* 0x0.b58299fff */ - 0.710945606239, /* 0x0.b60088000 */ - 0.712874472142, /* 0x0.b67ef1000 */ - 0.714806139464, /* 0x0.b6fd88fff */ - 0.716744661340, /* 0x0.b77c94000 */ - 0.718687653549, /* 0x0.b7fbea000 */ - 0.720636486992, /* 0x0.b87ba1fff */ - 0.722590208040, /* 0x0.b8fbabfff */ - 0.724549472323, /* 0x0.b97c12fff */ - 0.726514220228, /* 0x0.b9fcd5fff */ - 0.728483855735, /* 0x0.ba7deb000 */ - 0.730457961549, /* 0x0.baff4afff */ - 0.732438981522, /* 0x0.bb811efff */ - 0.734425544748, /* 0x0.bc0350000 */ - 0.736416816713, /* 0x0.bc85d0000 */ - 0.738412797450, /* 0x0.bd089efff */ - 0.740414917465, /* 0x0.bd8bd4fff */ - 0.742422521111, /* 0x0.be0f66fff */ - 0.744434773914, /* 0x0.be9346fff */ - 0.746454179287, /* 0x0.bf179f000 */ - 0.748477637755, /* 0x0.bf9c3afff */ - 0.750506639473, /* 0x0.c02133fff */ - 0.752541840064, /* 0x0.c0a694fff */ - 0.754582285889, /* 0x0.c12c4e000 */ - 0.756628334525, /* 0x0.c1b265000 */ - 0.758678436269, /* 0x0.c238bffff */ - 0.760736882681, /* 0x0.c2bfa6fff */ - 0.762799203401, /* 0x0.c346cf000 */ - 0.764867603790, /* 0x0.c3ce5d000 */ - 0.766940355298, /* 0x0.c45633fff */ - 0.769021093841, /* 0x0.c4de90fff */ - 0.771104693409, /* 0x0.c5671dfff */ - 0.773195922364, /* 0x0.c5f02afff */ - 0.775292098512, /* 0x0.c6798afff */ - 0.777394294745, /* 0x0.c70350000 */ - 0.779501736166, /* 0x0.c78d6d000 */ - 0.781615912910, /* 0x0.c817fafff */ - 0.783734917628, /* 0x0.c8a2d9fff */ - 0.785858273516, /* 0x0.c92e02000 */ - 0.787990570071, /* 0x0.c9b9c0000 */ - 0.790125787245, /* 0x0.ca45aefff */ - 0.792268991467, /* 0x0.cad223fff */ - 0.794417440881, /* 0x0.cb5ef0fff */ - 0.796570718287, /* 0x0.cbec0efff */ - 0.798730909811, /* 0x0.cc79a0fff */ - 0.800892710672, /* 0x0.cd074dfff */ - 0.803068041795, /* 0x0.cd95ddfff */ - 0.805242776881, /* 0x0.ce2464000 */ - 0.807428598393, /* 0x0.ceb3a3fff */ - 0.809617877002, /* 0x0.cf431dfff */ - 0.811812341211, /* 0x0.cfd2eefff */ - 0.814013659956, /* 0x0.d06333000 */ - 0.816220164311, /* 0x0.d0f3ce000 */ - 0.818434238424, /* 0x0.d184e7fff */ - 0.820652604094, /* 0x0.d21649fff */ - 0.822877407074, /* 0x0.d2a818000 */ - 0.825108587751, /* 0x0.d33a51000 */ - 0.827342867839, /* 0x0.d3ccbdfff */ - 0.829588949684, /* 0x0.d45ff1000 */ - 0.831849217401, /* 0x0.d4f411fff */ - 0.834093391880, /* 0x0.d58724fff */ - 0.836355149750, /* 0x0.d61b5f000 */ - 0.838620424257, /* 0x0.d6afd3fff */ - 0.840896368027, /* 0x0.d744fc000 */ - 0.843176305293, /* 0x0.d7da66fff */ - 0.845462262643, /* 0x0.d87037000 */ - 0.847754716864, /* 0x0.d90673fff */ - 0.850052893157, /* 0x0.d99d10fff */ - 0.852359056469, /* 0x0.da3433fff */ - 0.854668736446, /* 0x0.dacb91fff */ - 0.856986224651, /* 0x0.db6373000 */ - 0.859309315673, /* 0x0.dbfbb1fff */ - 0.861639738080, /* 0x0.dc946bfff */ - 0.863975346095, /* 0x0.dd2d7d000 */ - 0.866317391394, /* 0x0.ddc6f9fff */ - 0.868666708472, /* 0x0.de60f1000 */ - 0.871022939695, /* 0x0.defb5c000 */ - 0.873383641229, /* 0x0.df9611fff */ - 0.875751554968, /* 0x0.e03141000 */ - 0.878126025200, /* 0x0.e0ccde000 */ - 0.880506813521, /* 0x0.e168e4fff */ - 0.882894217966, /* 0x0.e2055afff */ - 0.885287821299, /* 0x0.e2a239000 */ - 0.887686729423, /* 0x0.e33f6ffff */ - 0.890096127973, /* 0x0.e3dd56fff */ - 0.892507970338, /* 0x0.e47b67000 */ - 0.894928157336, /* 0x0.e51a03000 */ - 0.897355020043, /* 0x0.e5b90efff */ - 0.899788379682, /* 0x0.e65888000 */ - 0.902227103705, /* 0x0.e6f85afff */ - 0.904673457151, /* 0x0.e798ae000 */ - 0.907128036008, /* 0x0.e8398afff */ - 0.909585535528, /* 0x0.e8da99000 */ - 0.912051796915, /* 0x0.e97c3a000 */ - 0.914524436003, /* 0x0.ea1e46000 */ - 0.917003571999, /* 0x0.eac0bf000 */ - 0.919490039339, /* 0x0.eb63b2fff */ - 0.921983361257, /* 0x0.ec071a000 */ - 0.924488604054, /* 0x0.ecab48fff */ - 0.926989555360, /* 0x0.ed4f30000 */ - 0.929502844812, /* 0x0.edf3e6000 */ - 0.932021975503, /* 0x0.ee98fdfff */ - 0.934553921208, /* 0x0.ef3eecfff */ - 0.937083780759, /* 0x0.efe4b8fff */ - 0.939624726786, /* 0x0.f08b3f000 */ - 0.942198514924, /* 0x0.f133ebfff */ - 0.944726586343, /* 0x0.f1d99a000 */ - 0.947287976728, /* 0x0.f28176fff */ - 0.949856162070, /* 0x0.f329c5fff */ - 0.952431440345, /* 0x0.f3d28bfff */ - 0.955013573175, /* 0x0.f47bc5000 */ - 0.957603693021, /* 0x0.f52584000 */ - 0.960199773321, /* 0x0.f5cfa7000 */ - 0.962801992906, /* 0x0.f67a31000 */ - 0.965413510788, /* 0x0.f72556fff */ - 0.968030691152, /* 0x0.f7d0dc000 */ - 0.970655620084, /* 0x0.f87ce2fff */ - 0.973290979849, /* 0x0.f92998fff */ - 0.975926160805, /* 0x0.f9d64bfff */ - 0.978571653370, /* 0x0.fa83ac000 */ - 0.981225252139, /* 0x0.fb3193fff */ - 0.983885228626, /* 0x0.fbdfe6fff */ - 0.986552715296, /* 0x0.fc8eb7fff */ - 0.989228487027, /* 0x0.fd3e14000 */ - 0.991909801964, /* 0x0.fdedcd000 */ - 0.994601726545, /* 0x0.fe9e38000 */ - 0.997297704209, /* 0x0.ff4ee6fff */ - 1.000000000000, /* 0x1.000000000 */ - 1.002710938457, /* 0x1.00b1aa000 */ - 1.005429744692, /* 0x1.0163d7ffe */ - 1.008155703526, /* 0x1.02167dffe */ - 1.010888457284, /* 0x1.02c995fff */ - 1.013629436498, /* 0x1.037d38000 */ - 1.016377568250, /* 0x1.043152000 */ - 1.019134163841, /* 0x1.04e5f9ffe */ - 1.021896362316, /* 0x1.059b00000 */ - 1.024668931945, /* 0x1.0650b3ffe */ - 1.027446627635, /* 0x1.0706be001 */ - 1.030234098408, /* 0x1.07bd6bffe */ - 1.033023953416, /* 0x1.087441ffe */ - 1.035824656494, /* 0x1.092bce000 */ - 1.038632392900, /* 0x1.09e3d0001 */ - 1.041450142840, /* 0x1.0a9c79ffe */ - 1.044273972530, /* 0x1.0b558a001 */ - 1.047105550795, /* 0x1.0c0f1c001 */ - 1.049944162390, /* 0x1.0cc924001 */ - 1.052791833895, /* 0x1.0d83c4001 */ - 1.055645227426, /* 0x1.0e3ec3fff */ - 1.058507919326, /* 0x1.0efa60001 */ - 1.061377286898, /* 0x1.0fb66bfff */ - 1.064254641510, /* 0x1.1072fdffe */ - 1.067140102389, /* 0x1.113018000 */ - 1.070034146304, /* 0x1.11edc1fff */ - 1.072937250162, /* 0x1.12ac04001 */ - 1.075843691823, /* 0x1.136a7dfff */ - 1.078760385496, /* 0x1.1429a3ffe */ - 1.081685543070, /* 0x1.14e958000 */ - 1.084618330005, /* 0x1.15a98c000 */ - 1.087556362176, /* 0x1.166a18001 */ - 1.090508937863, /* 0x1.172b98001 */ - 1.093464612954, /* 0x1.17ed4bfff */ - 1.096430182434, /* 0x1.18afa5ffe */ - 1.099401354802, /* 0x1.19725e000 */ - 1.102381587017, /* 0x1.1a35adfff */ - 1.105370759965, /* 0x1.1af994000 */ - 1.108367800686, /* 0x1.1bbdfdffe */ - 1.111373305331, /* 0x1.1c82f6000 */ - 1.114387035385, /* 0x1.1d4878001 */ - 1.117408752440, /* 0x1.1e0e7ffff */ - 1.120437502874, /* 0x1.1ed4fe000 */ - 1.123474478729, /* 0x1.1f9c06000 */ - 1.126521706601, /* 0x1.2063ba001 */ - 1.129574775716, /* 0x1.212bd0001 */ - 1.132638812065, /* 0x1.21f49e000 */ - 1.135709524130, /* 0x1.22bddbffe */ - 1.138789534565, /* 0x1.2387b5fff */ - 1.141876101508, /* 0x1.2451fe000 */ - 1.144971728301, /* 0x1.251cddffe */ - 1.148077130296, /* 0x1.25e861ffe */ - 1.151189923305, /* 0x1.26b462001 */ - 1.154312610610, /* 0x1.278107ffe */ - 1.157440662410, /* 0x1.284e08001 */ - 1.160578370109, /* 0x1.291baa001 */ - 1.163725256932, /* 0x1.29e9e6000 */ - 1.166879892324, /* 0x1.2ab8a3ffe */ - 1.170044302935, /* 0x1.2b8805fff */ - 1.173205971694, /* 0x1.2c5739ffe */ - 1.176397800428, /* 0x1.2d2867ffe */ - 1.179586529747, /* 0x1.2df962001 */ - 1.182784795737, /* 0x1.2ecafbffe */ - 1.185991406414, /* 0x1.2f9d21ffe */ - 1.189206838636, /* 0x1.306fdc001 */ - 1.192430973067, /* 0x1.314328000 */ - 1.195664167430, /* 0x1.32170c001 */ - 1.198906540890, /* 0x1.32eb8a001 */ - 1.202157497408, /* 0x1.33c098000 */ - 1.205416083326, /* 0x1.349625fff */ - 1.208683252332, /* 0x1.356c43fff */ - 1.211961269402, /* 0x1.364318001 */ - 1.215246438983, /* 0x1.371a64000 */ - 1.218539118740, /* 0x1.37f22dffe */ - 1.221847295770, /* 0x1.38cafc000 */ - 1.225158572187, /* 0x1.39a3fdfff */ - 1.228481650325, /* 0x1.3a7dc5ffe */ - 1.231811761846, /* 0x1.3b5803fff */ - 1.235149741144, /* 0x1.3c32c5ffe */ - 1.238499879811, /* 0x1.3d0e53ffe */ - 1.241858124726, /* 0x1.3dea69fff */ - 1.245225191102, /* 0x1.3ec713fff */ - 1.248601436624, /* 0x1.3fa458000 */ - 1.251975655584, /* 0x1.40817a001 */ - 1.255380749731, /* 0x1.4160a2001 */ - 1.258783102010, /* 0x1.423f9bffe */ - 1.262198328973, /* 0x1.431f6e000 */ - 1.265619754780, /* 0x1.43ffa7fff */ - 1.269052743928, /* 0x1.44e0a4001 */ - 1.272490739830, /* 0x1.45c1f4000 */ - 1.275942921659, /* 0x1.46a432001 */ - 1.279397487615, /* 0x1.478697ffe */ - 1.282870173427, /* 0x1.486a2dffe */ - 1.286346316319, /* 0x1.494dfdffe */ - 1.289836049094, /* 0x1.4a32b2001 */ - 1.293333172770, /* 0x1.4b17e1ffe */ - 1.296839594835, /* 0x1.4bfdadfff */ - 1.300354957560, /* 0x1.4ce40fffe */ - 1.303882122055, /* 0x1.4dcb38001 */ - 1.307417988757, /* 0x1.4eb2f1ffe */ - 1.310960650439, /* 0x1.4f9b1dfff */ - 1.314516782746, /* 0x1.50842bfff */ - 1.318079948424, /* 0x1.516daffff */ - 1.321653246888, /* 0x1.5257de000 */ - 1.325237751030, /* 0x1.5342c8001 */ - 1.328829526907, /* 0x1.542e2c000 */ - 1.332433700535, /* 0x1.551a5fffe */ - 1.336045145966, /* 0x1.56070dffe */ - 1.339667558645, /* 0x1.56f473ffe */ - 1.343300342533, /* 0x1.57e287ffe */ - 1.346941947961, /* 0x1.58d130001 */ - 1.350594043714, /* 0x1.59c087ffe */ - 1.354256033883, /* 0x1.5ab085fff */ - 1.357932448365, /* 0x1.5ba175ffe */ - 1.361609339707, /* 0x1.5c926dfff */ - 1.365299344044, /* 0x1.5d8441ffe */ - 1.369003057507, /* 0x1.5e76fc001 */ - 1.372714757920, /* 0x1.5f6a3c000 */ - 1.376437187179, /* 0x1.605e2fffe */ - 1.380165219333, /* 0x1.615282001 */ - 1.383909463864, /* 0x1.6247e3ffe */ - 1.387661933907, /* 0x1.633dd0000 */ - 1.391424179060, /* 0x1.64345fffe */ - 1.395197510706, /* 0x1.652ba9fff */ - 1.399006724329, /* 0x1.66254dffe */ - 1.402773022651, /* 0x1.671c22000 */ - 1.406576037403, /* 0x1.68155dfff */ - 1.410389423392, /* 0x1.690f48001 */ -}; |