[deliverable/binutils-gdb.git] / gas / flonum-konst.c

/* flonum_const.c - Useful Flonum constants
   Copyright 1987, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 2000, 2002,
   2007  Free Software Foundation, Inc.

   This file is part of GAS, the GNU Assembler.

   GAS is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3, or (at your option)
   any later version.

   GAS 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 General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with GAS; see the file COPYING.  If not, write to the Free
   Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
   02110-1301, USA.  */

#include "ansidecl.h"
#include "flonum.h"
/* JF:  I added the last entry to this table, and I'm not
   sure if its right or not.  Could go either way.  I wish
   I really understood this stuff.  */

const int table_size_of_flonum_powers_of_ten = 13;

static const LITTLENUM_TYPE zero[] = {
  1
};

/***********************************************************************\
 *									*
 *	Warning: the low order bits may be WRONG here.			*
 *	I took this from a suspect bc(1) script.			*
 *	"minus_X"[] is supposed to be 10^(2^-X) expressed in base 2^16.	*
 *	The radix point is just AFTER the highest element of the []	*
 *									*
 *	Because bc rounds DOWN for printing (I think), the lowest	*
 *	significance littlenums should probably have 1 added to them.	*
 *									*
 \***********************************************************************/

/* JF:  If this equals 6553/(2^16)+39321/(2^32)+...  it approaches .1 */
static const LITTLENUM_TYPE minus_1[] = {
  39322, 39321, 39321, 39321, 39321, 39321, 39321, 39321, 39321, 39321,
  39321, 39321, 39321, 39321, 39321, 39321, 39321, 39321, 39321, 6553
};

static const LITTLENUM_TYPE plus_1[] = {
  10
};

/* JF:  If this equals 655/(2^16) + 23592/(2^32) + ... it approaches .01 */
static const LITTLENUM_TYPE minus_2[] = {
  10486, 36700, 62914, 23592, 49807, 10485, 36700, 62914, 23592, 49807,
  10485, 36700, 62914, 23592, 49807, 10485, 36700, 62914, 23592, 655
};

static const LITTLENUM_TYPE plus_2[] = {
  100
};

/* This approaches .0001 */
static const LITTLENUM_TYPE minus_3[] = {
  52534, 20027, 37329, 65116, 64067, 60397, 14784, 18979, 33659, 19503,
  2726, 9542, 629, 2202, 40475, 10590, 4299, 47815, 36280, 6
};

static const LITTLENUM_TYPE plus_3[] = {
  10000
};

/* JF: this approaches 1e-8 */
static const LITTLENUM_TYPE minus_4[] = {
  22517, 49501, 54293, 19424, 60699, 6716, 24348, 22618, 23904, 21327,
  3919, 44703, 19149, 28803, 48959, 6259, 50273, 62237, 42
};

/* This equals 1525 * 2^16 + 57600 */
static const LITTLENUM_TYPE plus_4[] = {
  57600, 1525
};

/* This approaches 1e-16 */
static const LITTLENUM_TYPE minus_5[] = {
  22199, 45957, 17005, 26266, 10526, 16260, 55017, 35680, 40443, 19789,
  17356, 30195, 55905, 28426, 63010, 44197, 1844
};

static const LITTLENUM_TYPE plus_5[] = {
  28609, 34546, 35
};

static const LITTLENUM_TYPE minus_6[] = {
  30926, 26518, 13110, 43018, 54982, 48258, 24658, 15209, 63366, 11929,
  20069, 43857, 60487, 51
};

static const LITTLENUM_TYPE plus_6[] = {
  61313, 34220, 16731, 11629, 1262
};

static const LITTLENUM_TYPE minus_7[] = {
  29819, 14733, 21490, 40602, 31315, 65186, 2695
};

static const LITTLENUM_TYPE plus_7[] = {
  7937, 49002, 60772, 28216, 38893, 55975, 63988, 59711, 20227, 24
};

static const LITTLENUM_TYPE minus_8[] = {
  27579, 64807, 12543, 794, 13907, 61297, 12013, 64360, 15961, 20566,
  24178, 15922, 59427, 110
};

static const LITTLENUM_TYPE plus_8[] = {
  15873, 11925, 39177, 991, 14589, 3861, 58415, 9076, 62956, 54223,
  56328, 50180, 45274, 48333, 32537, 42547, 9731, 59679, 590
};

static const LITTLENUM_TYPE minus_9[] = {
  11042, 8464, 58971, 63429, 6022, 63485, 5500, 53464, 47545, 50068,
  56988, 22819, 49708, 54493, 9920, 47667, 40409, 35764, 10383, 54466,
  32702, 17493, 32420, 34382, 22750, 20681, 12300
};

static const LITTLENUM_TYPE plus_9[] = {
  20678, 27614, 28272, 53066, 55311, 54677, 29038, 9906, 26288, 44486,
  13860, 7445, 54106, 15426, 21518, 25599, 29632, 52309, 61207, 26105,
  10482, 21948, 51191, 32988, 60892, 62574, 61390, 24540, 21495, 5
};

static const LITTLENUM_TYPE minus_10[] = {
  6214, 48771, 23471, 30163, 31763, 38013, 57001, 11770, 18263, 36366,
  20742, 45086, 56969, 53231, 37856, 55814, 38057, 15692, 46761, 8713,
  6102, 20083, 8269, 11839, 11571, 50963, 15649, 11698, 40675, 2308
};

static const LITTLENUM_TYPE plus_10[] = {
  63839, 36576, 45712, 44516, 37803, 29482, 4966, 30556, 37961, 23310,
  27070, 44972, 29507, 48257, 45209, 7494, 17831, 38728, 41577, 29443,
  36016, 7955, 35339, 35479, 36011, 14553, 49618, 5588, 25396, 28
};

static const LITTLENUM_TYPE minus_11[] = {
  16663, 56882, 61983, 7804, 36555, 32060, 34502, 1000, 14356, 21681,
  6605, 34767, 51411, 59048, 53614, 39850, 30079, 6496, 6846, 26841,
  40778, 19578, 59899, 44085, 54016, 24259, 11232, 21229, 21313, 81
};

static const LITTLENUM_TYPE plus_11[] = {
  92, 9054, 62707, 17993, 7821, 56838, 13992, 21321, 29637, 48426,
  42982, 38668, 49574, 28820, 18200, 18927, 53979, 16219, 37484, 2516,
  44642, 14665, 11587, 41926, 13556, 23956, 54320, 6661, 55766, 805
};

static const LITTLENUM_TYPE minus_12[] = {
  33202, 45969, 58804, 56734, 16482, 26007, 44984, 49334, 31007, 32944,
  44517, 63329, 47131, 15291, 59465, 2264, 23218, 11829, 59771, 38798,
  31051, 28748, 23129, 40541, 41562, 35108, 50620, 59014, 51817, 6613
};

static const LITTLENUM_TYPE plus_12[] = {
  10098, 37922, 58070, 7432, 10470, 63465, 23718, 62190, 47420, 7009,
  38443, 4587, 45596, 38472, 52129, 52779, 29012, 13559, 48688, 31678,
  41753, 58662, 10668, 36067, 29906, 56906, 21461, 46556, 59571, 9
};

static const LITTLENUM_TYPE minus_13[] = {
  45309, 27592, 37144, 34637, 34328, 41671, 34620, 24135, 53401, 22112,
  21576, 45147, 39310, 44051, 48572, 3676, 46544, 59768, 33350, 2323,
  49524, 61568, 3903, 36487, 36356, 30903, 14975, 9035, 29715, 667
};

static const LITTLENUM_TYPE plus_13[] = {
  18788, 16960, 6318, 45685, 55400, 46230, 35794, 25588, 7253, 55541,
  49716, 59760, 63592, 8191, 63765, 58530, 44667, 13294, 10001, 55586,
  47887, 18738, 9509, 40896, 42506, 52580, 4171, 325, 12329, 98
};

/* Shut up complaints about differing pointer types.  They only differ
   in the const attribute, but there isn't any easy way to do this
   */
#define X (LITTLENUM_TYPE *)

const FLONUM_TYPE flonum_negative_powers_of_ten[] = {
  {X zero, X zero, X zero, 0, '+'},
  {X minus_1, X minus_1 + 19, X minus_1 + 19, -20, '+'},
  {X minus_2, X minus_2 + 19, X minus_2 + 19, -20, '+'},
  {X minus_3, X minus_3 + 19, X minus_3 + 19, -20, '+'},
  {X minus_4, X minus_4 + 18, X minus_4 + 18, -20, '+'},
  {X minus_5, X minus_5 + 16, X minus_5 + 16, -20, '+'},
  {X minus_6, X minus_6 + 13, X minus_6 + 13, -20, '+'},
  {X minus_7, X minus_7 + 6, X minus_7 + 6, -20, '+'},
  {X minus_8, X minus_8 + 13, X minus_8 + 13, -40, '+'},
  {X minus_9, X minus_9 + 26, X minus_9 + 26, -80, '+'},
  {X minus_10, X minus_10 + 29, X minus_10 + 29, -136, '+'},
  {X minus_11, X minus_11 + 29, X minus_11 + 29, -242, '+'},
  {X minus_12, X minus_12 + 29, X minus_12 + 29, -455, '+'},
  {X minus_13, X minus_13 + 29, X minus_13 + 29, -880, '+'},
};

const FLONUM_TYPE flonum_positive_powers_of_ten[] = {
  {X zero, X zero, X zero, 0, '+'},
  {X plus_1, X plus_1 + 0, X plus_1 + 0, 0, '+'},
  {X plus_2, X plus_2 + 0, X plus_2 + 0, 0, '+'},
  {X plus_3, X plus_3 + 0, X plus_3 + 0, 0, '+'},
  {X plus_4, X plus_4 + 1, X plus_4 + 1, 0, '+'},
  {X plus_5, X plus_5 + 2, X plus_5 + 2, 1, '+'},
  {X plus_6, X plus_6 + 4, X plus_6 + 4, 2, '+'},
  {X plus_7, X plus_7 + 9, X plus_7 + 9, 4, '+'},
  {X plus_8, X plus_8 + 18, X plus_8 + 18, 8, '+'},
  {X plus_9, X plus_9 + 29, X plus_9 + 29, 24, '+'},
  {X plus_10, X plus_10 + 29, X plus_10 + 29, 77, '+'},
  {X plus_11, X plus_11 + 29, X plus_11 + 29, 183, '+'},
  {X plus_12, X plus_12 + 29, X plus_12 + 29, 396, '+'},
  {X plus_13, X plus_13 + 29, X plus_13 + 29, 821, '+'},
};

#ifdef VMS
void
dummy1 ()
{
}
#endif
Commit	Line	Data
	1	/* flonum_const.c - Useful Flonum constants
	2	Copyright 1987, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 2000, 2002,
	3	2007 Free Software Foundation, Inc.
	4
	5	This file is part of GAS, the GNU Assembler.
	6
	7	GAS is free software; you can redistribute it and/or modify
	8	it under the terms of the GNU General Public License as published by
	9	the Free Software Foundation; either version 3, or (at your option)
	10	any later version.
	11
	12	GAS is distributed in the hope that it will be useful,
	13	but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	GNU General Public License for more details.
	16
	17	You should have received a copy of the GNU General Public License
	18	along with GAS; see the file COPYING. If not, write to the Free
	19	Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
	20	02110-1301, USA. */
	21
	22	#include "ansidecl.h"
	23	#include "flonum.h"
	24	/* JF: I added the last entry to this table, and I'm not
	25	sure if its right or not. Could go either way. I wish
	26	I really understood this stuff. */
	27
	28	const int table_size_of_flonum_powers_of_ten = 13;
	29
	30	static const LITTLENUM_TYPE zero[] = {
	31	1
	32	};
	33
	34	/***********************************************************************\
	35	* *
	36	* Warning: the low order bits may be WRONG here. *
	37	* I took this from a suspect bc(1) script. *
	38	* "minus_X"[] is supposed to be 10^(2^-X) expressed in base 2^16. *
	39	* The radix point is just AFTER the highest element of the [] *
	40	* *
	41	* Because bc rounds DOWN for printing (I think), the lowest *
	42	* significance littlenums should probably have 1 added to them. *
	43	* *
	44	\***********************************************************************/
	45
	46	/* JF: If this equals 6553/(2^16)+39321/(2^32)+... it approaches .1 */
	47	static const LITTLENUM_TYPE minus_1[] = {
	48	39322, 39321, 39321, 39321, 39321, 39321, 39321, 39321, 39321, 39321,
	49	39321, 39321, 39321, 39321, 39321, 39321, 39321, 39321, 39321, 6553
	50	};
	51
	52	static const LITTLENUM_TYPE plus_1[] = {
	53	10
	54	};
	55
	56	/* JF: If this equals 655/(2^16) + 23592/(2^32) + ... it approaches .01 */
	57	static const LITTLENUM_TYPE minus_2[] = {
	58	10486, 36700, 62914, 23592, 49807, 10485, 36700, 62914, 23592, 49807,
	59	10485, 36700, 62914, 23592, 49807, 10485, 36700, 62914, 23592, 655
	60	};
	61
	62	static const LITTLENUM_TYPE plus_2[] = {
	63	100
	64	};
	65
	66	/* This approaches .0001 */
	67	static const LITTLENUM_TYPE minus_3[] = {
	68	52534, 20027, 37329, 65116, 64067, 60397, 14784, 18979, 33659, 19503,
	69	2726, 9542, 629, 2202, 40475, 10590, 4299, 47815, 36280, 6
	70	};
	71
	72	static const LITTLENUM_TYPE plus_3[] = {
	73	10000
	74	};
	75
	76	/* JF: this approaches 1e-8 */
	77	static const LITTLENUM_TYPE minus_4[] = {
	78	22517, 49501, 54293, 19424, 60699, 6716, 24348, 22618, 23904, 21327,
	79	3919, 44703, 19149, 28803, 48959, 6259, 50273, 62237, 42
	80	};
	81
	82	/* This equals 1525 * 2^16 + 57600 */
	83	static const LITTLENUM_TYPE plus_4[] = {
	84	57600, 1525
	85	};
	86
	87	/* This approaches 1e-16 */
	88	static const LITTLENUM_TYPE minus_5[] = {
	89	22199, 45957, 17005, 26266, 10526, 16260, 55017, 35680, 40443, 19789,
	90	17356, 30195, 55905, 28426, 63010, 44197, 1844
	91	};
	92
	93	static const LITTLENUM_TYPE plus_5[] = {
	94	28609, 34546, 35
	95	};
	96
	97	static const LITTLENUM_TYPE minus_6[] = {
	98	30926, 26518, 13110, 43018, 54982, 48258, 24658, 15209, 63366, 11929,
	99	20069, 43857, 60487, 51
	100	};
	101
	102	static const LITTLENUM_TYPE plus_6[] = {
	103	61313, 34220, 16731, 11629, 1262
	104	};
	105
	106	static const LITTLENUM_TYPE minus_7[] = {
	107	29819, 14733, 21490, 40602, 31315, 65186, 2695
	108	};
	109
	110	static const LITTLENUM_TYPE plus_7[] = {
	111	7937, 49002, 60772, 28216, 38893, 55975, 63988, 59711, 20227, 24
	112	};
	113
	114	static const LITTLENUM_TYPE minus_8[] = {
	115	27579, 64807, 12543, 794, 13907, 61297, 12013, 64360, 15961, 20566,
	116	24178, 15922, 59427, 110
	117	};
	118
	119	static const LITTLENUM_TYPE plus_8[] = {
	120	15873, 11925, 39177, 991, 14589, 3861, 58415, 9076, 62956, 54223,
	121	56328, 50180, 45274, 48333, 32537, 42547, 9731, 59679, 590
	122	};
	123
	124	static const LITTLENUM_TYPE minus_9[] = {
	125	11042, 8464, 58971, 63429, 6022, 63485, 5500, 53464, 47545, 50068,
	126	56988, 22819, 49708, 54493, 9920, 47667, 40409, 35764, 10383, 54466,
	127	32702, 17493, 32420, 34382, 22750, 20681, 12300
	128	};
	129
	130	static const LITTLENUM_TYPE plus_9[] = {
	131	20678, 27614, 28272, 53066, 55311, 54677, 29038, 9906, 26288, 44486,
	132	13860, 7445, 54106, 15426, 21518, 25599, 29632, 52309, 61207, 26105,
	133	10482, 21948, 51191, 32988, 60892, 62574, 61390, 24540, 21495, 5
	134	};
	135
	136	static const LITTLENUM_TYPE minus_10[] = {
	137	6214, 48771, 23471, 30163, 31763, 38013, 57001, 11770, 18263, 36366,
	138	20742, 45086, 56969, 53231, 37856, 55814, 38057, 15692, 46761, 8713,
	139	6102, 20083, 8269, 11839, 11571, 50963, 15649, 11698, 40675, 2308
	140	};
	141
	142	static const LITTLENUM_TYPE plus_10[] = {
	143	63839, 36576, 45712, 44516, 37803, 29482, 4966, 30556, 37961, 23310,
	144	27070, 44972, 29507, 48257, 45209, 7494, 17831, 38728, 41577, 29443,
	145	36016, 7955, 35339, 35479, 36011, 14553, 49618, 5588, 25396, 28
	146	};
	147
	148	static const LITTLENUM_TYPE minus_11[] = {
	149	16663, 56882, 61983, 7804, 36555, 32060, 34502, 1000, 14356, 21681,
	150	6605, 34767, 51411, 59048, 53614, 39850, 30079, 6496, 6846, 26841,
	151	40778, 19578, 59899, 44085, 54016, 24259, 11232, 21229, 21313, 81
	152	};
	153
	154	static const LITTLENUM_TYPE plus_11[] = {
	155	92, 9054, 62707, 17993, 7821, 56838, 13992, 21321, 29637, 48426,
	156	42982, 38668, 49574, 28820, 18200, 18927, 53979, 16219, 37484, 2516,
	157	44642, 14665, 11587, 41926, 13556, 23956, 54320, 6661, 55766, 805
	158	};
	159
	160	static const LITTLENUM_TYPE minus_12[] = {
	161	33202, 45969, 58804, 56734, 16482, 26007, 44984, 49334, 31007, 32944,
	162	44517, 63329, 47131, 15291, 59465, 2264, 23218, 11829, 59771, 38798,
	163	31051, 28748, 23129, 40541, 41562, 35108, 50620, 59014, 51817, 6613
	164	};
	165
	166	static const LITTLENUM_TYPE plus_12[] = {
	167	10098, 37922, 58070, 7432, 10470, 63465, 23718, 62190, 47420, 7009,
	168	38443, 4587, 45596, 38472, 52129, 52779, 29012, 13559, 48688, 31678,
	169	41753, 58662, 10668, 36067, 29906, 56906, 21461, 46556, 59571, 9
	170	};
	171
	172	static const LITTLENUM_TYPE minus_13[] = {
	173	45309, 27592, 37144, 34637, 34328, 41671, 34620, 24135, 53401, 22112,
	174	21576, 45147, 39310, 44051, 48572, 3676, 46544, 59768, 33350, 2323,
	175	49524, 61568, 3903, 36487, 36356, 30903, 14975, 9035, 29715, 667
	176	};
	177
	178	static const LITTLENUM_TYPE plus_13[] = {
	179	18788, 16960, 6318, 45685, 55400, 46230, 35794, 25588, 7253, 55541,
	180	49716, 59760, 63592, 8191, 63765, 58530, 44667, 13294, 10001, 55586,
	181	47887, 18738, 9509, 40896, 42506, 52580, 4171, 325, 12329, 98
	182	};
	183
	184	/* Shut up complaints about differing pointer types. They only differ
	185	in the const attribute, but there isn't any easy way to do this
	186	*/
	187	#define X (LITTLENUM_TYPE *)
	188
	189	const FLONUM_TYPE flonum_negative_powers_of_ten[] = {
	190	{X zero, X zero, X zero, 0, '+'},
	191	{X minus_1, X minus_1 + 19, X minus_1 + 19, -20, '+'},
	192	{X minus_2, X minus_2 + 19, X minus_2 + 19, -20, '+'},
	193	{X minus_3, X minus_3 + 19, X minus_3 + 19, -20, '+'},
	194	{X minus_4, X minus_4 + 18, X minus_4 + 18, -20, '+'},
	195	{X minus_5, X minus_5 + 16, X minus_5 + 16, -20, '+'},
	196	{X minus_6, X minus_6 + 13, X minus_6 + 13, -20, '+'},
	197	{X minus_7, X minus_7 + 6, X minus_7 + 6, -20, '+'},
	198	{X minus_8, X minus_8 + 13, X minus_8 + 13, -40, '+'},
	199	{X minus_9, X minus_9 + 26, X minus_9 + 26, -80, '+'},
	200	{X minus_10, X minus_10 + 29, X minus_10 + 29, -136, '+'},
	201	{X minus_11, X minus_11 + 29, X minus_11 + 29, -242, '+'},
	202	{X minus_12, X minus_12 + 29, X minus_12 + 29, -455, '+'},
	203	{X minus_13, X minus_13 + 29, X minus_13 + 29, -880, '+'},
	204	};
	205
	206	const FLONUM_TYPE flonum_positive_powers_of_ten[] = {
	207	{X zero, X zero, X zero, 0, '+'},
	208	{X plus_1, X plus_1 + 0, X plus_1 + 0, 0, '+'},
	209	{X plus_2, X plus_2 + 0, X plus_2 + 0, 0, '+'},
	210	{X plus_3, X plus_3 + 0, X plus_3 + 0, 0, '+'},
	211	{X plus_4, X plus_4 + 1, X plus_4 + 1, 0, '+'},
	212	{X plus_5, X plus_5 + 2, X plus_5 + 2, 1, '+'},
	213	{X plus_6, X plus_6 + 4, X plus_6 + 4, 2, '+'},
	214	{X plus_7, X plus_7 + 9, X plus_7 + 9, 4, '+'},
	215	{X plus_8, X plus_8 + 18, X plus_8 + 18, 8, '+'},
	216	{X plus_9, X plus_9 + 29, X plus_9 + 29, 24, '+'},
	217	{X plus_10, X plus_10 + 29, X plus_10 + 29, 77, '+'},
	218	{X plus_11, X plus_11 + 29, X plus_11 + 29, 183, '+'},
	219	{X plus_12, X plus_12 + 29, X plus_12 + 29, 396, '+'},
	220	{X plus_13, X plus_13 + 29, X plus_13 + 29, 821, '+'},
	221	};
	222
	223	#ifdef VMS
	224	void
	225	dummy1 ()
	226	{
	227	}
	228	#endif