git.sesse.net Git - ffmpeg/blob - libavutil/softfloat_tables.h

   1 /*
   2  * Copyright (c) 2012
   3  *      MIPS Technologies, Inc., California.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. Neither the name of the MIPS Technologies, Inc., nor the names of is
  14  *    contributors may be used to endorse or promote products derived from
  15  *    this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE MIPS TECHNOLOGIES, INC. ``AS IS'' AND
  18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE MIPS TECHNOLOGIES, INC. BE LIABLE
  21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  27  * SUCH DAMAGE.
  28  *
  29  * Author:  Stanislav Ocovaj (stanislav.ocovaj imgtec com)
  30  *
  31  * This file is part of FFmpeg.
  32  *
  33  * FFmpeg is free software; you can redistribute it and/or
  34  * modify it under the terms of the GNU Lesser General Public
  35  * License as published by the Free Software Foundation; either
  36  * version 2.1 of the License, or (at your option) any later version.
  37  *
  38  * FFmpeg is distributed in the hope that it will be useful,
  39  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  40  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  41  * Lesser General Public License for more details.
  42  *
  43  * You should have received a copy of the GNU Lesser General Public
  44  * License along with FFmpeg; if not, write to the Free Software
  45  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  46  */
  47 #ifndef AVUTIL_SOFTFLOAT_TABLES_H
  48 #define AVUTIL_SOFTFLOAT_TABLES_H
  49
  50 #include <stdint.h>
  51
  52 static const int32_t av_sqrttbl_sf[512+1] = { /*  sqrt(x), 0.5<=x<1 */
  53    0x2d413ccd,0x2d4c8bb3,0x2d57d7c6,0x2d63210a,
  54    0x2d6e677f,0x2d79ab2a,0x2d84ec0b,0x2d902a23,
  55    0x2d9b6578,0x2da69e08,0x2db1d3d6,0x2dbd06e6,
  56    0x2dc83738,0x2dd364ce,0x2dde8fac,0x2de9b7d2,
  57    0x2df4dd43,0x2e000000,0x2e0b200c,0x2e163d68,
  58    0x2e215816,0x2e2c701a,0x2e378573,0x2e429824,
  59    0x2e4da830,0x2e58b598,0x2e63c05d,0x2e6ec883,
  60    0x2e79ce0a,0x2e84d0f5,0x2e8fd144,0x2e9acefb,
  61    0x2ea5ca1b,0x2eb0c2a7,0x2ebbb89e,0x2ec6ac04,
  62    0x2ed19cda,0x2edc8b23,0x2ee776df,0x2ef26012,
  63    0x2efd46bb,0x2f082add,0x2f130c7b,0x2f1deb95,
  64    0x2f28c82e,0x2f33a246,0x2f3e79e1,0x2f494eff,
  65    0x2f5421a3,0x2f5ef1ce,0x2f69bf81,0x2f748abe,
  66    0x2f7f5388,0x2f8a19e0,0x2f94ddc7,0x2f9f9f3e,
  67    0x2faa5e48,0x2fb51ae8,0x2fbfd51c,0x2fca8ce9,
  68    0x2fd5424e,0x2fdff54e,0x2feaa5eb,0x2ff55426,
  69    0x30000000,0x300aa97b,0x3015509a,0x301ff55c,
  70    0x302a97c5,0x303537d5,0x303fd58e,0x304a70f2,
  71    0x30550a01,0x305fa0be,0x306a352a,0x3074c747,
  72    0x307f5716,0x3089e499,0x30946fd2,0x309ef8c0,
  73    0x30a97f67,0x30b403c7,0x30be85e2,0x30c905bb,
  74    0x30d38351,0x30ddfea6,0x30e877bc,0x30f2ee96,
  75    0x30fd6332,0x3107d594,0x311245bc,0x311cb3ad,
  76    0x31271f67,0x313188ec,0x313bf03d,0x3146555c,
  77    0x3150b84a,0x315b1909,0x31657798,0x316fd3fc,
  78    0x317a2e34,0x31848642,0x318edc28,0x31992fe5,
  79    0x31a3817d,0x31add0f0,0x31b81e40,0x31c2696e,
  80    0x31ccb27b,0x31d6f969,0x31e13e38,0x31eb80eb,
  81    0x31f5c182,0x32000000,0x320a3c65,0x321476b1,
  82    0x321eaee8,0x3228e50a,0x32331917,0x323d4b13,
  83    0x32477afc,0x3251a8d6,0x325bd4a2,0x3265fe5f,
  84    0x32702611,0x327a4bb8,0x32846f55,0x328e90e9,
  85    0x3298b076,0x32a2cdfd,0x32ace97e,0x32b702fd,
  86    0x32c11a79,0x32cb2ff3,0x32d5436d,0x32df54e9,
  87    0x32e96466,0x32f371e8,0x32fd7d6d,0x330786f9,
  88    0x33118e8c,0x331b9426,0x332597cb,0x332f9979,
  89    0x33399933,0x334396fa,0x334d92cf,0x33578cb2,
  90    0x336184a6,0x336b7aab,0x33756ec3,0x337f60ed,
  91    0x3389512d,0x33933f83,0x339d2bef,0x33a71672,
  92    0x33b0ff10,0x33bae5c7,0x33c4ca99,0x33cead88,
  93    0x33d88e95,0x33e26dbf,0x33ec4b09,0x33f62673,
  94    0x34000000,0x3409d7af,0x3413ad82,0x341d817a,
  95    0x34275397,0x343123db,0x343af248,0x3444bedd,
  96    0x344e899d,0x34585288,0x3462199f,0x346bdee3,
  97    0x3475a254,0x347f63f5,0x348923c6,0x3492e1c9,
  98    0x349c9dfe,0x34a65865,0x34b01101,0x34b9c7d2,
  99    0x34c37cda,0x34cd3018,0x34d6e18f,0x34e0913f,
 100    0x34ea3f29,0x34f3eb4d,0x34fd95ae,0x35073e4c,
 101    0x3510e528,0x351a8a43,0x35242d9d,0x352dcf39,
 102    0x35376f16,0x35410d36,0x354aa99a,0x35544442,
 103    0x355ddd2f,0x35677463,0x357109df,0x357a9da2,
 104    0x35842fb0,0x358dc007,0x35974ea9,0x35a0db98,
 105    0x35aa66d3,0x35b3f05c,0x35bd7833,0x35c6fe5a,
 106    0x35d082d3,0x35da059c,0x35e386b7,0x35ed0626,
 107    0x35f683e8,0x36000000,0x36097a6e,0x3612f331,
 108    0x361c6a4d,0x3625dfc1,0x362f538f,0x3638c5b7,
 109    0x36423639,0x364ba518,0x36551252,0x365e7deb,
 110    0x3667e7e2,0x36715039,0x367ab6f0,0x36841c07,
 111    0x368d7f81,0x3696e15d,0x36a0419d,0x36a9a040,
 112    0x36b2fd49,0x36bc58b8,0x36c5b28e,0x36cf0acb,
 113    0x36d86170,0x36e1b680,0x36eb09f8,0x36f45bdc,
 114    0x36fdac2b,0x3706fae7,0x37104810,0x371993a7,
 115    0x3722ddad,0x372c2622,0x37356d08,0x373eb25f,
 116    0x3747f629,0x37513865,0x375a7914,0x3763b838,
 117    0x376cf5d0,0x377631e0,0x377f6c64,0x3788a561,
 118    0x3791dcd6,0x379b12c4,0x37a4472c,0x37ad7a0e,
 119    0x37b6ab6a,0x37bfdb44,0x37c90999,0x37d2366d,
 120    0x37db61be,0x37e48b8e,0x37edb3de,0x37f6daae,
 121    0x38000000,0x380923d3,0x3812462a,0x381b6703,
 122    0x38248660,0x382da442,0x3836c0aa,0x383fdb97,
 123    0x3848f50c,0x38520d09,0x385b238d,0x3864389b,
 124    0x386d4c33,0x38765e55,0x387f6f01,0x38887e3b,
 125    0x38918c00,0x389a9853,0x38a3a334,0x38acaca3,
 126    0x38b5b4a3,0x38bebb32,0x38c7c051,0x38d0c402,
 127    0x38d9c645,0x38e2c71b,0x38ebc685,0x38f4c482,
 128    0x38fdc114,0x3906bc3c,0x390fb5fa,0x3918ae4f,
 129    0x3921a53a,0x392a9abe,0x39338edb,0x393c8192,
 130    0x394572e2,0x394e62ce,0x39575155,0x39603e77,
 131    0x39692a36,0x39721494,0x397afd8f,0x3983e527,
 132    0x398ccb60,0x3995b039,0x399e93b2,0x39a775cc,
 133    0x39b05689,0x39b935e8,0x39c213e9,0x39caf08e,
 134    0x39d3cbd9,0x39dca5c7,0x39e57e5b,0x39ee5596,
 135    0x39f72b77,0x3a000000,0x3a08d331,0x3a11a50a,
 136    0x3a1a758d,0x3a2344ba,0x3a2c1291,0x3a34df13,
 137    0x3a3daa41,0x3a46741b,0x3a4f3ca3,0x3a5803d7,
 138    0x3a60c9ba,0x3a698e4b,0x3a72518b,0x3a7b137c,
 139    0x3a83d41d,0x3a8c936f,0x3a955173,0x3a9e0e29,
 140    0x3aa6c992,0x3aaf83ae,0x3ab83c7e,0x3ac0f403,
 141    0x3ac9aa3c,0x3ad25f2c,0x3adb12d1,0x3ae3c52d,
 142    0x3aec7642,0x3af5260e,0x3afdd492,0x3b0681d0,
 143    0x3b0f2dc6,0x3b17d878,0x3b2081e4,0x3b292a0c,
 144    0x3b31d0f0,0x3b3a7690,0x3b431aec,0x3b4bbe06,
 145    0x3b545fdf,0x3b5d0077,0x3b659fcd,0x3b6e3de4,
 146    0x3b76daba,0x3b7f7651,0x3b8810aa,0x3b90a9c4,
 147    0x3b9941a1,0x3ba1d842,0x3baa6da5,0x3bb301cd,
 148    0x3bbb94b9,0x3bc4266a,0x3bccb6e2,0x3bd5461f,
 149    0x3bddd423,0x3be660ee,0x3beeec81,0x3bf776dc,
 150    0x3c000000,0x3c0887ed,0x3c110ea4,0x3c199426,
 151    0x3c221872,0x3c2a9b8a,0x3c331d6e,0x3c3b9e1d,
 152    0x3c441d9a,0x3c4c9be5,0x3c5518fd,0x3c5d94e3,
 153    0x3c660f98,0x3c6e891d,0x3c770172,0x3c7f7898,
 154    0x3c87ee8e,0x3c906356,0x3c98d6ef,0x3ca1495b,
 155    0x3ca9ba9a,0x3cb22aac,0x3cba9992,0x3cc3074c,
 156    0x3ccb73dc,0x3cd3df41,0x3cdc497b,0x3ce4b28c,
 157    0x3ced1a73,0x3cf58132,0x3cfde6c8,0x3d064b37,
 158    0x3d0eae7f,0x3d17109f,0x3d1f719a,0x3d27d16e,
 159    0x3d30301d,0x3d388da8,0x3d40ea0d,0x3d49454f,
 160    0x3d519f6d,0x3d59f867,0x3d625040,0x3d6aa6f6,
 161    0x3d72fc8b,0x3d7b50fe,0x3d83a451,0x3d8bf683,
 162    0x3d944796,0x3d9c9788,0x3da4e65c,0x3dad3412,
 163    0x3db580a9,0x3dbdcc24,0x3dc61680,0x3dce5fc0,
 164    0x3dd6a7e4,0x3ddeeeed,0x3de734d9,0x3def79ab,
 165    0x3df7bd62,0x3e000000,0x3e084184,0x3e1081ee,
 166    0x3e18c140,0x3e20ff7a,0x3e293c9c,0x3e3178a7,
 167    0x3e39b39a,0x3e41ed77,0x3e4a263d,0x3e525def,
 168    0x3e5a948b,0x3e62ca12,0x3e6afe85,0x3e7331e4,
 169    0x3e7b642f,0x3e839567,0x3e8bc58c,0x3e93f49f,
 170    0x3e9c22a1,0x3ea44f91,0x3eac7b6f,0x3eb4a63e,
 171    0x3ebccffb,0x3ec4f8aa,0x3ecd2049,0x3ed546d9,
 172    0x3edd6c5a,0x3ee590cd,0x3eedb433,0x3ef5d68c,
 173    0x3efdf7d7,0x3f061816,0x3f0e3749,0x3f165570,
 174    0x3f1e728c,0x3f268e9d,0x3f2ea9a4,0x3f36c3a0,
 175    0x3f3edc93,0x3f46f47c,0x3f4f0b5d,0x3f572135,
 176    0x3f5f3606,0x3f6749cf,0x3f6f5c90,0x3f776e4a,
 177    0x3f7f7efe,0x3f878eab,0x3f8f9d53,0x3f97aaf6,
 178    0x3f9fb793,0x3fa7c32c,0x3fafcdc1,0x3fb7d752,
 179    0x3fbfdfe0,0x3fc7e76b,0x3fcfedf3,0x3fd7f378,
 180    0x3fdff7fc,0x3fe7fb7f,0x3feffe00,0x3ff7ff80,
 181    0x3fffffff,
 182 };
 183
 184 static const int32_t av_sqr_exp_multbl_sf[2] = {
 185    0x20000000,0x2d413ccd,
 186 };
 187
 188 static const int32_t av_costbl_1_sf[16] = {
 189    0x40000000,0x3ec52fa0,0x3b20d79e,0x3536cc52,
 190    0x2d413ccd,0x238e7673,0x187de2a7,0x0c7c5c1e,
 191    0x00000000,0xf383a3e3,0xe7821d5a,0xdc71898e,
 192    0xd2bec334,0xcac933af,0xc4df2863,0xc13ad061,
 193 };
 194
 195 static const int32_t av_costbl_2_sf[32] = {
 196    0x40000000,0x3fffb10b,0x3ffec42d,0x3ffd3969,
 197    0x3ffb10c1,0x3ff84a3c,0x3ff4e5e0,0x3ff0e3b6,
 198    0x3fec43c7,0x3fe7061f,0x3fe12acb,0x3fdab1d9,
 199    0x3fd39b5a,0x3fcbe75e,0x3fc395f9,0x3fbaa740,
 200    0x3fb11b48,0x3fa6f228,0x3f9c2bfb,0x3f90c8da,
 201    0x3f84c8e2,0x3f782c30,0x3f6af2e3,0x3f5d1d1d,
 202    0x3f4eaafe,0x3f3f9cab,0x3f2ff24a,0x3f1fabff,
 203    0x3f0ec9f5,0x3efd4c54,0x3eeb3347,0x3ed87efc,
 204 };
 205
 206 static const int32_t av_sintbl_2_sf[32] = {
 207    0x00000000,0x006487c4,0x00c90e90,0x012d936c,
 208    0x0192155f,0x01f69373,0x025b0caf,0x02bf801a,
 209    0x0323ecbe,0x038851a2,0x03ecadcf,0x0451004d,
 210    0x04b54825,0x0519845e,0x057db403,0x05e1d61b,
 211    0x0645e9af,0x06a9edc9,0x070de172,0x0771c3b3,
 212    0x07d59396,0x08395024,0x089cf867,0x09008b6a,
 213    0x09640837,0x09c76dd8,0x0a2abb59,0x0a8defc3,
 214    0x0af10a22,0x0b540982,0x0bb6ecef,0x0c19b374,
 215 };
 216
 217 static const int32_t av_costbl_3_sf[32] = {
 218    0x40000000,0x3fffffec,0x3fffffb1,0x3fffff4e,
 219    0x3ffffec4,0x3ffffe13,0x3ffffd39,0x3ffffc39,
 220    0x3ffffb11,0x3ffff9c1,0x3ffff84a,0x3ffff6ac,
 221    0x3ffff4e6,0x3ffff2f8,0x3ffff0e3,0x3fffeea7,
 222    0x3fffec43,0x3fffe9b7,0x3fffe705,0x3fffe42a,
 223    0x3fffe128,0x3fffddff,0x3fffdaae,0x3fffd736,
 224    0x3fffd396,0x3fffcfcf,0x3fffcbe0,0x3fffc7ca,
 225    0x3fffc38c,0x3fffbf27,0x3fffba9b,0x3fffb5e7,
 226 };
 227
 228 static const int32_t av_sintbl_3_sf[32] = {
 229    0x00000000,0x0003243f,0x0006487f,0x00096cbe,
 230    0x000c90fe,0x000fb53d,0x0012d97c,0x0015fdbb,
 231    0x001921fb,0x001c463a,0x001f6a79,0x00228eb8,
 232    0x0025b2f7,0x0028d736,0x002bfb74,0x002f1fb3,
 233    0x003243f1,0x00356830,0x00388c6e,0x003bb0ac,
 234    0x003ed4ea,0x0041f928,0x00451d66,0x004841a3,
 235    0x004b65e1,0x004e8a1e,0x0051ae5b,0x0054d297,
 236    0x0057f6d4,0x005b1b10,0x005e3f4c,0x00616388,
 237 };
 238
 239 static const int32_t av_costbl_4_sf[33] = {
 240    0x40000000,0x40000000,0x40000000,0x40000000,
 241    0x40000000,0x40000000,0x3fffffff,0x3fffffff,
 242    0x3fffffff,0x3ffffffe,0x3ffffffe,0x3ffffffe,
 243    0x3ffffffd,0x3ffffffd,0x3ffffffc,0x3ffffffc,
 244    0x3ffffffb,0x3ffffffa,0x3ffffffa,0x3ffffff9,
 245    0x3ffffff8,0x3ffffff7,0x3ffffff7,0x3ffffff6,
 246    0x3ffffff5,0x3ffffff4,0x3ffffff3,0x3ffffff2,
 247    0x3ffffff1,0x3ffffff0,0x3fffffef,0x3fffffed,
 248    0x3fffffec,
 249 };
 250
 251 static const int32_t av_sintbl_4_sf[33] = {
 252    0x00000000,0x00001922,0x00003244,0x00004b66,
 253    0x00006488,0x00007daa,0x000096cc,0x0000afee,
 254    0x0000c910,0x0000e232,0x0000fb54,0x00011476,
 255    0x00012d98,0x000146ba,0x00015fdc,0x000178fe,
 256    0x00019220,0x0001ab42,0x0001c464,0x0001dd86,
 257    0x0001f6a8,0x00020fca,0x000228ec,0x0002420e,
 258    0x00025b30,0x00027452,0x00028d74,0x0002a696,
 259    0x0002bfb7,0x0002d8d9,0x0002f1fb,0x00030b1d,
 260    0x0003243f,
 261 };
 262 #endif /* AVUTIL_SOFTFLOAT_TABLES_H */