utan.tbl

glibc 库, 不仅可以学习使用库函数,还可以学习函数的具体实现,是提高功力的好资料

/*
 * 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 2.1 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.
 */

/****************************************************************/
/* TABLES FOR THE utan() FUNCTION                               */
/****************************************************************/


#ifdef BIG_ENDI
static const number
      xfg[186][4] = {                             /* xi,Fi,Gi,FFi, i=16..201 */
/**/                 {{{0x3fb00000, 0x1e519d60} },
/**/                  {{0x3fb00557, 0x96c4e240} },
/**/                  {{0x402ff554, 0x628127b7} },
/**/                  {{0xbb9a1dee, 0x9e355b06} },},
/**/                 {{{0x3fb10000, 0x1b1a7010} },
/**/                  {{0x3fb10668, 0xaab892b7} },
/**/                  {{0x402e12c7, 0xbe3fdf74} },
/**/                  {{0x3ba89234, 0x037da741} },},
/**/                 {{{0x3fb20000, 0x2505e350} },
/**/                  {{0x3fb2079b, 0xff547824} },
/**/                  {{0x402c65c5, 0xde853633} },
/**/                  {{0x3bb7486e, 0xe9614250} },},
/**/                 {{{0x3fb2ffff, 0xfcdc4252} },
/**/                  {{0x3fb308f3, 0x5eb16c68} },
/**/                  {{0x402ae5da, 0xe56be74f} },
/**/                  {{0xbb82c726, 0x91a23034} },},
/**/                 {{{0x3fb3ffff, 0xe3ff849f} },
/**/                  {{0x3fb40a71, 0x154999cc} },
/**/                  {{0x40298c43, 0x046b7352} },
/**/                  {{0x3b9aceaf, 0x3843738f} },},
/**/                 {{{0x3fb4ffff, 0xedc9590f} },
/**/                  {{0x3fb50c17, 0x429bdd80} },
/**/                  {{0x40285384, 0x91b5d674} },
/**/                  {{0xbbc1d02d, 0xb4403d22} },},
/**/                 {{{0x3fb60000, 0x00ee83f7} },
/**/                  {{0x3fb60de7, 0xda80cc21} },
/**/                  {{0x40273724, 0xef21a2a7} },
/**/                  {{0xbb95e53c, 0x72523ffd} },},
/**/                 {{{0x3fb6ffff, 0xeb05ea41} },
/**/                  {{0x3fb70fe4, 0xb8c51bea} },
/**/                  {{0x40263370, 0xfae562ff} },
/**/                  {{0xbb99ad0e, 0x8ffe0626} },},
/**/                 {{{0x3fb7ffff, 0xdc0515f7} },
/**/                  {{0x3fb81210, 0x1db54498} },
/**/                  {{0x40254553, 0x0e7eab5c} },
/**/                  {{0xbb914c87, 0xd62ed686} },},
/**/                 {{{0x3fb8ffff, 0xe384d7ab} },
/**/                  {{0x3fb9146c, 0x2a8d3727} },
/**/                  {{0x40246a33, 0xfd57f3fd} },
/**/                  {{0xbbbbda8d, 0x5381e06d} },},
/**/                 {{{0x3fb9ffff, 0xe4832347} },
/**/                  {{0x3fba16fa, 0xd50e1050} },
/**/                  {{0x40239fe2, 0xc5537a96} },
/**/                  {{0x3bc7f695, 0xc111eabb} },},
/**/                 {{{0x3fbb0000, 0x274540e3} },
/**/                  {{0x3fbb19be, 0x7ae68517} },
/**/                  {{0x4022e481, 0x3637e946} },
/**/                  {{0x3bc307f8, 0x8dbd9d93} },},
/**/                 {{{0x3fbbffff, 0xfebf2e9b} },
/**/                  {{0x3fbc1cb8, 0x8369cd19} },
/**/                  {{0x40223676, 0x17aef223} },
/**/                  {{0x3bc50038, 0x424a9cf3} },},
/**/                 {{{0x3fbd0000, 0x23529045} },
/**/                  {{0x3fbd1feb, 0xc11d7ef7} },
/**/                  {{0x4021945f, 0xb8e43d4e} },
/**/                  {{0x3b812007, 0x52a6f224} },},
/**/                 {{{0x3fbdffff, 0xd872a829} },
/**/                  {{0x3fbe2359, 0x8ee4d6b7} },
/**/                  {{0x4020fd0c, 0x76195d5f} },
/**/                  {{0xbbb4d9ab, 0x85fdca85} },},
/**/                 {{{0x3fbeffff, 0xff323b84} },
/**/                  {{0x3fbf2704, 0xec9073e5} },
/**/                  {{0x40206f71, 0x3020200f} },
/**/                  {{0x3bb77aa2, 0x12836992} },},
/**/                 {{{0x3fc00000, 0x0ce79195} },
/**/                  {{0x3fc01577, 0xbc30cc61} },
/**/                  {{0x401fd549, 0xd6564a88} },
/**/                  {{0xbbc8926f, 0x965c0ad0} },},
/**/                 {{{0x3fc07fff, 0xee40e918} },
/**/                  {{0x3fc0978d, 0x8279ac01} },
/**/                  {{0x401edbb5, 0x9294bc03} },
/**/                  {{0xbb80a533, 0x4aae45d6} },},
/**/                 {{{0x3fc10000, 0x0cc091fd} },
/**/                  {{0x3fc119c5, 0x44dfb2f7} },
/**/                  {{0x401df0bb, 0x067d8e18} },
/**/                  {{0xbbcc2c18, 0x4ff642a4} },},
/**/                 {{{0x3fc18000, 0x0d9936a1} },
/**/                  {{0x3fc19c1f, 0xb9085a4b} },
/**/                  {{0x401d131a, 0x71ce3629} },
/**/                  {{0xbbc36553, 0x0669355b} },},
/**/                 {{{0x3fc1ffff, 0xed5f3188} },
/**/                  {{0x3fc21e9d, 0xee74bf2d} },
/**/                  {{0x401c41b6, 0xff0cd655} },
/**/                  {{0x3b8867f5, 0x478ecfc5} },},
/**/                 {{{0x3fc28000, 0x05f06a51} },
/**/                  {{0x3fc2a141, 0x550b313f} },
/**/                  {{0x401b7b92, 0x1702e6d2} },
/**/                  {{0xbbadab51, 0x380131fe} },},
/**/                 {{{0x3fc2ffff, 0xfe3d339e} },
/**/                  {{0x3fc3240a, 0xa75f76df} },
/**/                  {{0x401abfc8, 0xfcb6409d} },
/**/                  {{0x3bc60bcf, 0x0d291d83} },},
/**/                 {{{0x3fc37fff, 0xed888d6f} },
/**/                  {{0x3fc3a6fb, 0x13cc5db7} },
/**/                  {{0x401a0d8f, 0x8ed5320d} },
/**/                  {{0x3bb8a48e, 0x4eef03ab} },},
/**/                 {{{0x3fc40000, 0x02ca050d} },
/**/                  {{0x3fc42a13, 0xe25776bb} },
/**/                  {{0x4019642d, 0xfa84c2bc} },
/**/                  {{0xbbd0bd5d, 0xcc56516f} },},
/**/                 {{{0x3fc47fff, 0xf2531f5c} },
/**/                  {{0x3fc4ad55, 0xdeb73404} },
/**/                  {{0x4018c2fe, 0xf86e9035} },
/**/                  {{0x3b9cffe7, 0x5aa287c8} },},
/**/                 {{{0x3fc50000, 0x13774992} },
/**/                  {{0x3fc530c2, 0x7d0ee307} },
/**/                  {{0x4018296c, 0x370caf35} },
/**/                  {{0xbbcf75d1, 0xf91d6532} },},
/**/                 {{{0x3fc57fff, 0xedddcb2d} },
/**/                  {{0x3fc5b45a, 0x5db4347d} },
/**/                  {{0x401796ee, 0x52190c0e} },
/**/                  {{0x3b88a25f, 0x17d5d076} },},
/**/                 {{{0x3fc5ffff, 0xf41949a0} },
/**/                  {{0x3fc6381f, 0x13bf986a} },
/**/                  {{0x40170b09, 0x2d2255fd} },
/**/                  {{0xbb9bfb23, 0xb1bcd5e7} },},
/**/                 {{{0x3fc67fff, 0xf834d3a1} },
/**/                  {{0x3fc6bc11, 0x8ec85952} },
/**/                  {{0x4016854c, 0x62cf2268} },
/**/                  {{0x3b9ee53b, 0x82e39e04} },},
/**/                 {{{0x3fc6ffff, 0xfd9106ea} },
/**/                  {{0x3fc74032, 0xf298f6f7} },
/**/                  {{0x40160551, 0x1f4f84a9} },
/**/                  {{0xbbb59c4a, 0x112634b8} },},
/**/                 {{{0x3fc78000, 0x0f649a4f} },
/**/                  {{0x3fc7c484, 0x6ca53abc} },
/**/                  {{0x40158ab9, 0x4809d175} },
/**/                  {{0x3bc91c75, 0x73d3cd2e} },},
/**/                 {{{0x3fc7ffff, 0xef06bbd8} },
/**/                  {{0x3fc84906, 0xdf7d76ad} },
/**/                  {{0x4015152e, 0xdd2b30a6} },
/**/                  {{0xbbbfa2da, 0x084c3eef} },},
/**/                 {{{0x3fc88000, 0x021c6334} },
/**/                  {{0x3fc8cdbb, 0xd965f986} },
/**/                  {{0x4014a462, 0x51b74296} },
/**/                  {{0xbb9ec02e, 0x74dcfe0b} },},
/**/                 {{{0x3fc8ffff, 0xf38d0756} },
/**/                  {{0x3fc952a4, 0x28e173c7} },
/**/                  {{0x4014380b, 0x17b59ebd} },
/**/                  {{0xbbcd0f1c, 0xb77589f0} },},
/**/                 {{{0x3fc98000, 0x104efca1} },
/**/                  {{0x3fc9d7c1, 0x4644d23c} },
/**/                  {{0x4013cfe5, 0xcb1eabd5} },
/**/                  {{0xbbd5d6f7, 0xea188d9e} },},
/**/                 {{{0x3fca0000, 0x09417b30} },
/**/                  {{0x3fca5d14, 0x096d76aa} },
/**/                  {{0x40136bb4, 0xb3723db0} },
/**/                  {{0x3bbe3e0d, 0xfbf3979c} },},
/**/                 {{{0x3fca7fff, 0xeb1c23ec} },
/**/                  {{0x3fcae29d, 0xab60288d} },
/**/                  {{0x40130b3e, 0x783071d7} },
/**/                  {{0xbbc7dd82, 0x3d5384bf} },},
/**/                 {{{0x3fcaffff, 0xfb171c13} },
/**/                  {{0x3fcb685f, 0xa221a96b} },
/**/                  {{0x4012ae4d, 0xd8c0747d} },
/**/                  {{0x3bd4644b, 0xd5554972} },},
/**/                 {{{0x3fcb8000, 0x0aba44be} },
/**/                  {{0x3fcbee5a, 0xecdf241f} },
/**/                  {{0x401254b1, 0xc6fad63b} },
/**/                  {{0x3ba41916, 0xd092b85a} },},
/**/                 {{{0x3fcc0000, 0x113d2a3e} },
/**/                  {{0x3fcc7490, 0xb3e92543} },
/**/                  {{0x4011fe3c, 0x9a62c035} },
/**/                  {{0xbba3cc39, 0x41a03739} },},
/**/                 {{{0x3fcc7fff, 0xf49e00ce} },
/**/                  {{0x3fccfb02, 0x0f59eab0} },
/**/                  {{0x4011aac3, 0xe956a631} },
/**/                  {{0xbbb7a383, 0xbfa8cb5b} },},
/**/                 {{{0x3fcd0000, 0x05f611ab} },
/**/                  {{0x3fcd81b0, 0x89e6844e} },
/**/                  {{0x40115a1f, 0xf391268d} },
/**/                  {{0x3bd39b5c, 0xb2dc91f3} },},
/**/                 {{{0x3fcd8000, 0x14764ceb} },
/**/                  {{0x3fce089d, 0x27debf0d} },
/**/                  {{0x40110c2b, 0xfbc84740} },
/**/                  {{0x3bc14d4d, 0x84712510} },},
/**/                 {{{0x3fce0000, 0x14bcea76} },
/**/                  {{0x3fce8fc9, 0x16dbc820} },
/**/                  {{0x4010c0c5, 0xa00ca48e} },
/**/                  {{0xbbd33788, 0x640f1b9e} },},
/**/                 {{{0x3fce7fff, 0xfd7995bd} },
/**/                  {{0x3fcf1735, 0x88b50424} },
/**/                  {{0x401077cc, 0xbe02169a} },
/**/                  {{0xbbb61fee, 0x221fdf77} },},
/**/                 {{{0x3fcf0000, 0x0cc35436} },
/**/                  {{0x3fcf9ee3, 0xfd21a40b} },
/**/                  {{0x40103123, 0x1ee7ffe8} },
/**/                  {{0x3bd427e3, 0xc79ff5c1} },},
/**/                 {{{0x3fcf8000, 0x01d1da33} },
/**/                  {{0x3fd0136a, 0xb7dbe15c} },
/**/                  {{0x400fd959, 0x77d559e5} },
/**/                  {{0x3bb0c6a1, 0xd67948d7} },},
/**/                 {{{0x3fd00000, 0x060c13b2} },
/**/                  {{0x3fd05785, 0xaaad4f18} },
/**/                  {{0x400f549e, 0x2675d182} },
/**/                  {{0xbbc15208, 0x18f0dd10} },},
/**/                 {{{0x3fd04000, 0x03885492} },
/**/                  {{0x3fd09bc3, 0x660542d7} },
/**/                  {{0x400ed3e2, 0xdf3f5fec} },
/**/                  {{0xbbd95657, 0xb883ae62} },},
/**/                 {{{0x3fd08000, 0x052f5a13} },
/**/                  {{0x3fd0e024, 0x9a195045} },
/**/                  {{0x400e56f8, 0xfa68f2c8} },
/**/                  {{0x3bded7ba, 0x5a543e8e} },},
/**/                 {{{0x3fd0c000, 0x02ba1af5} },
/**/                  {{0x3fd124a9, 0xe2e7f24b} },
/**/                  {{0x400dddb4, 0xbffe633f} },
/**/                  {{0xbbdcba86, 0x0c60278f} },},
/**/                 {{{0x3fd0ffff, 0xf76642c1} },
/**/                  {{0x3fd16953, 0xe162ffe6} },
/**/                  {{0x400d67ed, 0x0311d5d5} },
/**/                  {{0x3b7b1f4a, 0xe40c5f9e} },},
/**/                 {{{0x3fd14000, 0x033602f0} },
/**/                  {{0x3fd1ae23, 0x5f49508e} },
/**/                  {{0x400cf57a, 0xb8708266} },
/**/                  {{0xbbd6a6c2, 0x8620f301} },},
/**/                 {{{0x3fd17fff, 0xfefd1a13} },
/**/                  {{0x3fd1f318, 0xdb2a9ba1} },
/**/                  {{0x400c8639, 0x8d11009e} },
/**/                  {{0x3bd3a9c6, 0x69b21d3b} },},
/**/                 {{{0x3fd1bfff, 0xf718365d} },
/**/                  {{0x3fd23835, 0x0c41e3ac} },
/**/                  {{0x400c1a06, 0xe02be47c} },
/**/                  {{0x3bdb961a, 0x129e8cd1} },},
/**/                 {{{0x3fd1ffff, 0xff001e00} },
/**/                  {{0x3fd27d78, 0xb2f6395e} },
/**/                  {{0x400bb0c1, 0xf2fe9a85} },
/**/                  {{0x3be074a9, 0xe68fd7d8} },},
/**/                 {{{0x3fd23fff, 0xfe425a6a} },