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229 lines
8.1 KiB
C
229 lines
8.1 KiB
C
/* flonum_const.c - Useful Flonum constants
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Copyright 1987, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 2000, 2002,
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2005, 2007 Free Software Foundation, Inc.
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This file is part of GAS, the GNU Assembler.
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GAS is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GAS is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GAS; see the file COPYING. If not, write to the Free
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Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
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02110-1301, USA. */
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#include "ansidecl.h"
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#include "flonum.h"
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/* JF: I added the last entry to this table, and I'm not
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sure if its right or not. Could go either way. I wish
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I really understood this stuff. */
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const int table_size_of_flonum_powers_of_ten = 13;
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static const LITTLENUM_TYPE zero[] = {
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1
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};
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/***********************************************************************\
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* *
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* Warning: the low order bits may be WRONG here. *
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* I took this from a suspect bc(1) script. *
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* "minus_X"[] is supposed to be 10^(2^-X) expressed in base 2^16. *
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* The radix point is just AFTER the highest element of the [] *
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* *
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* Because bc rounds DOWN for printing (I think), the lowest *
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* significance littlenums should probably have 1 added to them. *
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* *
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\***********************************************************************/
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/* JF: If this equals 6553/(2^16)+39321/(2^32)+... it approaches .1 */
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static const LITTLENUM_TYPE minus_1[] = {
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39322, 39321, 39321, 39321, 39321, 39321, 39321, 39321, 39321, 39321,
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39321, 39321, 39321, 39321, 39321, 39321, 39321, 39321, 39321, 6553
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};
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static const LITTLENUM_TYPE plus_1[] = {
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10
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};
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/* JF: If this equals 655/(2^16) + 23592/(2^32) + ... it approaches .01 */
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static const LITTLENUM_TYPE minus_2[] = {
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10486, 36700, 62914, 23592, 49807, 10485, 36700, 62914, 23592, 49807,
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10485, 36700, 62914, 23592, 49807, 10485, 36700, 62914, 23592, 655
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};
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static const LITTLENUM_TYPE plus_2[] = {
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100
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};
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/* This approaches .0001 */
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static const LITTLENUM_TYPE minus_3[] = {
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52534, 20027, 37329, 65116, 64067, 60397, 14784, 18979, 33659, 19503,
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2726, 9542, 629, 2202, 40475, 10590, 4299, 47815, 36280, 6
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};
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static const LITTLENUM_TYPE plus_3[] = {
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10000
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};
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/* JF: this approaches 1e-8 */
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static const LITTLENUM_TYPE minus_4[] = {
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22517, 49501, 54293, 19424, 60699, 6716, 24348, 22618, 23904, 21327,
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3919, 44703, 19149, 28803, 48959, 6259, 50273, 62237, 42
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};
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/* This equals 1525 * 2^16 + 57600 */
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static const LITTLENUM_TYPE plus_4[] = {
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57600, 1525
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};
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/* This approaches 1e-16 */
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static const LITTLENUM_TYPE minus_5[] = {
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22199, 45957, 17005, 26266, 10526, 16260, 55017, 35680, 40443, 19789,
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17356, 30195, 55905, 28426, 63010, 44197, 1844
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};
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static const LITTLENUM_TYPE plus_5[] = {
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28609, 34546, 35
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};
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static const LITTLENUM_TYPE minus_6[] = {
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30926, 26518, 13110, 43018, 54982, 48258, 24658, 15209, 63366, 11929,
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20069, 43857, 60487, 51
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};
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static const LITTLENUM_TYPE plus_6[] = {
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61313, 34220, 16731, 11629, 1262
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};
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static const LITTLENUM_TYPE minus_7[] = {
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29819, 14733, 21490, 40602, 31315, 65186, 2695
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};
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static const LITTLENUM_TYPE plus_7[] = {
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7937, 49002, 60772, 28216, 38893, 55975, 63988, 59711, 20227, 24
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};
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static const LITTLENUM_TYPE minus_8[] = {
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27579, 64807, 12543, 794, 13907, 61297, 12013, 64360, 15961, 20566,
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24178, 15922, 59427, 110
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};
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static const LITTLENUM_TYPE plus_8[] = {
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15873, 11925, 39177, 991, 14589, 3861, 58415, 9076, 62956, 54223,
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56328, 50180, 45274, 48333, 32537, 42547, 9731, 59679, 590
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};
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static const LITTLENUM_TYPE minus_9[] = {
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11042, 8464, 58971, 63429, 6022, 63485, 5500, 53464, 47545, 50068,
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56988, 22819, 49708, 54493, 9920, 47667, 40409, 35764, 10383, 54466,
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32702, 17493, 32420, 34382, 22750, 20681, 12300
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};
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static const LITTLENUM_TYPE plus_9[] = {
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20678, 27614, 28272, 53066, 55311, 54677, 29038, 9906, 26288, 44486,
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13860, 7445, 54106, 15426, 21518, 25599, 29632, 52309, 61207, 26105,
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10482, 21948, 51191, 32988, 60892, 62574, 61390, 24540, 21495, 5
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};
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static const LITTLENUM_TYPE minus_10[] = {
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6214, 48771, 23471, 30163, 31763, 38013, 57001, 11770, 18263, 36366,
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20742, 45086, 56969, 53231, 37856, 55814, 38057, 15692, 46761, 8713,
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6102, 20083, 8269, 11839, 11571, 50963, 15649, 11698, 40675, 2308
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};
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static const LITTLENUM_TYPE plus_10[] = {
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63839, 36576, 45712, 44516, 37803, 29482, 4966, 30556, 37961, 23310,
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27070, 44972, 29507, 48257, 45209, 7494, 17831, 38728, 41577, 29443,
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36016, 7955, 35339, 35479, 36011, 14553, 49618, 5588, 25396, 28
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};
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static const LITTLENUM_TYPE minus_11[] = {
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16663, 56882, 61983, 7804, 36555, 32060, 34502, 1000, 14356, 21681,
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6605, 34767, 51411, 59048, 53614, 39850, 30079, 6496, 6846, 26841,
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40778, 19578, 59899, 44085, 54016, 24259, 11232, 21229, 21313, 81
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};
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static const LITTLENUM_TYPE plus_11[] = {
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92, 9054, 62707, 17993, 7821, 56838, 13992, 21321, 29637, 48426,
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42982, 38668, 49574, 28820, 18200, 18927, 53979, 16219, 37484, 2516,
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44642, 14665, 11587, 41926, 13556, 23956, 54320, 6661, 55766, 805
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};
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static const LITTLENUM_TYPE minus_12[] = {
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33202, 45969, 58804, 56734, 16482, 26007, 44984, 49334, 31007, 32944,
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44517, 63329, 47131, 15291, 59465, 2264, 23218, 11829, 59771, 38798,
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31051, 28748, 23129, 40541, 41562, 35108, 50620, 59014, 51817, 6613
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};
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static const LITTLENUM_TYPE plus_12[] = {
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10098, 37922, 58070, 7432, 10470, 63465, 23718, 62190, 47420, 7009,
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38443, 4587, 45596, 38472, 52129, 52779, 29012, 13559, 48688, 31678,
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41753, 58662, 10668, 36067, 29906, 56906, 21461, 46556, 59571, 9
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};
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static const LITTLENUM_TYPE minus_13[] = {
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45309, 27592, 37144, 34637, 34328, 41671, 34620, 24135, 53401, 22112,
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21576, 45147, 39310, 44051, 48572, 3676, 46544, 59768, 33350, 2323,
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49524, 61568, 3903, 36487, 36356, 30903, 14975, 9035, 29715, 667
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};
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static const LITTLENUM_TYPE plus_13[] = {
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18788, 16960, 6318, 45685, 55400, 46230, 35794, 25588, 7253, 55541,
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49716, 59760, 63592, 8191, 63765, 58530, 44667, 13294, 10001, 55586,
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47887, 18738, 9509, 40896, 42506, 52580, 4171, 325, 12329, 98
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};
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/* Shut up complaints about differing pointer types. They only differ
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in the const attribute, but there isn't any easy way to do this
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*/
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#define X (LITTLENUM_TYPE *)
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const FLONUM_TYPE flonum_negative_powers_of_ten[] = {
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{X zero, X zero, X zero, 0, '+'},
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{X minus_1, X minus_1 + 19, X minus_1 + 19, -20, '+'},
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{X minus_2, X minus_2 + 19, X minus_2 + 19, -20, '+'},
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{X minus_3, X minus_3 + 19, X minus_3 + 19, -20, '+'},
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{X minus_4, X minus_4 + 18, X minus_4 + 18, -20, '+'},
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{X minus_5, X minus_5 + 16, X minus_5 + 16, -20, '+'},
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{X minus_6, X minus_6 + 13, X minus_6 + 13, -20, '+'},
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{X minus_7, X minus_7 + 6, X minus_7 + 6, -20, '+'},
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{X minus_8, X minus_8 + 13, X minus_8 + 13, -40, '+'},
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{X minus_9, X minus_9 + 26, X minus_9 + 26, -80, '+'},
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{X minus_10, X minus_10 + 29, X minus_10 + 29, -136, '+'},
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{X minus_11, X minus_11 + 29, X minus_11 + 29, -242, '+'},
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{X minus_12, X minus_12 + 29, X minus_12 + 29, -455, '+'},
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{X minus_13, X minus_13 + 29, X minus_13 + 29, -880, '+'},
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};
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const FLONUM_TYPE flonum_positive_powers_of_ten[] = {
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{X zero, X zero, X zero, 0, '+'},
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{X plus_1, X plus_1 + 0, X plus_1 + 0, 0, '+'},
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{X plus_2, X plus_2 + 0, X plus_2 + 0, 0, '+'},
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{X plus_3, X plus_3 + 0, X plus_3 + 0, 0, '+'},
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{X plus_4, X plus_4 + 1, X plus_4 + 1, 0, '+'},
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{X plus_5, X plus_5 + 2, X plus_5 + 2, 1, '+'},
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{X plus_6, X plus_6 + 4, X plus_6 + 4, 2, '+'},
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{X plus_7, X plus_7 + 9, X plus_7 + 9, 4, '+'},
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{X plus_8, X plus_8 + 18, X plus_8 + 18, 8, '+'},
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{X plus_9, X plus_9 + 29, X plus_9 + 29, 24, '+'},
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{X plus_10, X plus_10 + 29, X plus_10 + 29, 77, '+'},
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{X plus_11, X plus_11 + 29, X plus_11 + 29, 183, '+'},
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{X plus_12, X plus_12 + 29, X plus_12 + 29, 396, '+'},
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{X plus_13, X plus_13 + 29, X plus_13 + 29, 821, '+'},
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};
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#ifdef VMS
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void
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dummy1 ()
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{
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}
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#endif
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