| @@ -1,392 +1,395 @@ | | | @@ -1,392 +1,395 @@ |
1 | /*- | | 1 | /*- |
2 | * Copyright (c) 2005 David Schultz <das@FreeBSD.ORG> | | 2 | * Copyright (c) 2005 David Schultz <das@FreeBSD.ORG> |
3 | * All rights reserved. | | 3 | * All rights reserved. |
4 | * | | 4 | * |
5 | * Redistribution and use in source and binary forms, with or without | | 5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions | | 6 | * modification, are permitted provided that the following conditions |
7 | * are met: | | 7 | * are met: |
8 | * 1. Redistributions of source code must retain the above copyright | | 8 | * 1. Redistributions of source code must retain the above copyright |
9 | * notice, this list of conditions and the following disclaimer. | | 9 | * notice, this list of conditions and the following disclaimer. |
10 | * 2. Redistributions in binary form must reproduce the above copyright | | 10 | * 2. Redistributions in binary form must reproduce the above copyright |
11 | * notice, this list of conditions and the following disclaimer in the | | 11 | * notice, this list of conditions and the following disclaimer in the |
12 | * documentation and/or other materials provided with the distribution. | | 12 | * documentation and/or other materials provided with the distribution. |
13 | * | | 13 | * |
14 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND | | 14 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
15 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | | 15 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
16 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | | 16 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
17 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | | 17 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
18 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | | 18 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
19 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | | 19 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
20 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | | 20 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
21 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | | 21 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
22 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | | 22 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
23 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | | 23 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
24 | * SUCH DAMAGE. | | 24 | * SUCH DAMAGE. |
25 | */ | | 25 | */ |
26 | | | 26 | |
27 | #include <sys/cdefs.h> | | 27 | #include <sys/cdefs.h> |
28 | __RCSID("$NetBSD: n_exp2.c,v 1.2 2014/03/12 19:42:18 martin Exp $"); | | 28 | __RCSID("$NetBSD: n_exp2.c,v 1.3 2014/03/23 15:26:47 martin Exp $"); |
29 | #ifdef __FBSDID | | 29 | #ifdef __FBSDID |
30 | __FBSDID("$FreeBSD: src/lib/msun/src/s_exp2.c,v 1.7 2008/02/22 02:27:34 das Exp $"); | | 30 | __FBSDID("$FreeBSD: src/lib/msun/src/s_exp2.c,v 1.7 2008/02/22 02:27:34 das Exp $"); |
31 | #endif | | 31 | #endif |
32 | | | 32 | |
33 | #include <stdint.h> | | 33 | #include <stdint.h> |
34 | #include <float.h> | | 34 | #include <float.h> |
| | | 35 | #include <string.h> |
35 | | | 36 | |
36 | #include "math.h" | | 37 | #include "math.h" |
37 | | | 38 | |
38 | #define TBLBITS 8 | | 39 | #define TBLBITS 8 |
39 | #define TBLSIZE (1 << TBLBITS) | | 40 | #define TBLSIZE (1 << TBLBITS) |
40 | | | 41 | |
41 | static const double | | 42 | static const double |
42 | huge = 0x1p126, | | 43 | huge = 0x1p126, |
43 | redux = 0x1.8p52 / TBLSIZE, | | 44 | redux = 0x1.8p52 / TBLSIZE, |
44 | P1 = 0x1.62e42fefa39efp-1, | | 45 | P1 = 0x1.62e42fefa39efp-1, |
45 | P2 = 0x1.ebfbdff82c575p-3, | | 46 | P2 = 0x1.ebfbdff82c575p-3, |
46 | P3 = 0x1.c6b08d704a0a6p-5, | | 47 | P3 = 0x1.c6b08d704a0a6p-5, |
47 | P4 = 0x1.3b2ab88f70400p-7, | | 48 | P4 = 0x1.3b2ab88f70400p-7, |
48 | P5 = 0x1.5d88003875c74p-10; | | 49 | P5 = 0x1.5d88003875c74p-10; |
49 | | | 50 | |
50 | static volatile double twom1000 = 0x1p-100; | | 51 | static volatile double twom1000 = 0x1p-100; |
51 | | | 52 | |
52 | static const double tbl[TBLSIZE * 2] = { | | 53 | static const double tbl[TBLSIZE * 2] = { |
53 | /* exp2(z + eps) eps */ | | 54 | /* exp2(z + eps) eps */ |
54 | 0x1.6a09e667f3d5dp-1, 0x1.9880p-44, | | 55 | 0x1.6a09e667f3d5dp-1, 0x1.9880p-44, |
55 | 0x1.6b052fa751744p-1, 0x1.8000p-50, | | 56 | 0x1.6b052fa751744p-1, 0x1.8000p-50, |
56 | 0x1.6c012750bd9fep-1, -0x1.8780p-45, | | 57 | 0x1.6c012750bd9fep-1, -0x1.8780p-45, |
57 | 0x1.6cfdcddd476bfp-1, 0x1.ec00p-46, | | 58 | 0x1.6cfdcddd476bfp-1, 0x1.ec00p-46, |
58 | 0x1.6dfb23c651a29p-1, -0x1.8000p-50, | | 59 | 0x1.6dfb23c651a29p-1, -0x1.8000p-50, |
59 | 0x1.6ef9298593ae3p-1, -0x1.c000p-52, | | 60 | 0x1.6ef9298593ae3p-1, -0x1.c000p-52, |
60 | 0x1.6ff7df9519386p-1, -0x1.fd80p-45, | | 61 | 0x1.6ff7df9519386p-1, -0x1.fd80p-45, |
61 | 0x1.70f7466f42da3p-1, -0x1.c880p-45, | | 62 | 0x1.70f7466f42da3p-1, -0x1.c880p-45, |
62 | 0x1.71f75e8ec5fc3p-1, 0x1.3c00p-46, | | 63 | 0x1.71f75e8ec5fc3p-1, 0x1.3c00p-46, |
63 | 0x1.72f8286eacf05p-1, -0x1.8300p-44, | | 64 | 0x1.72f8286eacf05p-1, -0x1.8300p-44, |
64 | 0x1.73f9a48a58152p-1, -0x1.0c00p-47, | | 65 | 0x1.73f9a48a58152p-1, -0x1.0c00p-47, |
65 | 0x1.74fbd35d7ccfcp-1, 0x1.f880p-45, | | 66 | 0x1.74fbd35d7ccfcp-1, 0x1.f880p-45, |
66 | 0x1.75feb564267f1p-1, 0x1.3e00p-47, | | 67 | 0x1.75feb564267f1p-1, 0x1.3e00p-47, |
67 | 0x1.77024b1ab6d48p-1, -0x1.7d00p-45, | | 68 | 0x1.77024b1ab6d48p-1, -0x1.7d00p-45, |
68 | 0x1.780694fde5d38p-1, -0x1.d000p-50, | | 69 | 0x1.780694fde5d38p-1, -0x1.d000p-50, |
69 | 0x1.790b938ac1d00p-1, 0x1.3000p-49, | | 70 | 0x1.790b938ac1d00p-1, 0x1.3000p-49, |
70 | 0x1.7a11473eb0178p-1, -0x1.d000p-49, | | 71 | 0x1.7a11473eb0178p-1, -0x1.d000p-49, |
71 | 0x1.7b17b0976d060p-1, 0x1.0400p-45, | | 72 | 0x1.7b17b0976d060p-1, 0x1.0400p-45, |
72 | 0x1.7c1ed0130c133p-1, 0x1.0000p-53, | | 73 | 0x1.7c1ed0130c133p-1, 0x1.0000p-53, |
73 | 0x1.7d26a62ff8636p-1, -0x1.6900p-45, | | 74 | 0x1.7d26a62ff8636p-1, -0x1.6900p-45, |
74 | 0x1.7e2f336cf4e3bp-1, -0x1.2e00p-47, | | 75 | 0x1.7e2f336cf4e3bp-1, -0x1.2e00p-47, |
75 | 0x1.7f3878491c3e8p-1, -0x1.4580p-45, | | 76 | 0x1.7f3878491c3e8p-1, -0x1.4580p-45, |
76 | 0x1.80427543e1b4ep-1, 0x1.3000p-44, | | 77 | 0x1.80427543e1b4ep-1, 0x1.3000p-44, |
77 | 0x1.814d2add1071ap-1, 0x1.f000p-47, | | 78 | 0x1.814d2add1071ap-1, 0x1.f000p-47, |
78 | 0x1.82589994ccd7ep-1, -0x1.1c00p-45, | | 79 | 0x1.82589994ccd7ep-1, -0x1.1c00p-45, |
79 | 0x1.8364c1eb942d0p-1, 0x1.9d00p-45, | | 80 | 0x1.8364c1eb942d0p-1, 0x1.9d00p-45, |
80 | 0x1.8471a4623cab5p-1, 0x1.7100p-43, | | 81 | 0x1.8471a4623cab5p-1, 0x1.7100p-43, |
81 | 0x1.857f4179f5bbcp-1, 0x1.2600p-45, | | 82 | 0x1.857f4179f5bbcp-1, 0x1.2600p-45, |
82 | 0x1.868d99b4491afp-1, -0x1.2c40p-44, | | 83 | 0x1.868d99b4491afp-1, -0x1.2c40p-44, |
83 | 0x1.879cad931a395p-1, -0x1.3000p-45, | | 84 | 0x1.879cad931a395p-1, -0x1.3000p-45, |
84 | 0x1.88ac7d98a65b8p-1, -0x1.a800p-45, | | 85 | 0x1.88ac7d98a65b8p-1, -0x1.a800p-45, |
85 | 0x1.89bd0a4785800p-1, -0x1.d000p-49, | | 86 | 0x1.89bd0a4785800p-1, -0x1.d000p-49, |
86 | 0x1.8ace5422aa223p-1, 0x1.3280p-44, | | 87 | 0x1.8ace5422aa223p-1, 0x1.3280p-44, |
87 | 0x1.8be05bad619fap-1, 0x1.2b40p-43, | | 88 | 0x1.8be05bad619fap-1, 0x1.2b40p-43, |
88 | 0x1.8cf3216b54383p-1, -0x1.ed00p-45, | | 89 | 0x1.8cf3216b54383p-1, -0x1.ed00p-45, |
89 | 0x1.8e06a5e08664cp-1, -0x1.0500p-45, | | 90 | 0x1.8e06a5e08664cp-1, -0x1.0500p-45, |
90 | 0x1.8f1ae99157807p-1, 0x1.8280p-45, | | 91 | 0x1.8f1ae99157807p-1, 0x1.8280p-45, |
91 | 0x1.902fed0282c0ep-1, -0x1.cb00p-46, | | 92 | 0x1.902fed0282c0ep-1, -0x1.cb00p-46, |
92 | 0x1.9145b0b91ff96p-1, -0x1.5e00p-47, | | 93 | 0x1.9145b0b91ff96p-1, -0x1.5e00p-47, |
93 | 0x1.925c353aa2ff9p-1, 0x1.5400p-48, | | 94 | 0x1.925c353aa2ff9p-1, 0x1.5400p-48, |
94 | 0x1.93737b0cdc64ap-1, 0x1.7200p-46, | | 95 | 0x1.93737b0cdc64ap-1, 0x1.7200p-46, |
95 | 0x1.948b82b5f98aep-1, -0x1.9000p-47, | | 96 | 0x1.948b82b5f98aep-1, -0x1.9000p-47, |
96 | 0x1.95a44cbc852cbp-1, 0x1.5680p-45, | | 97 | 0x1.95a44cbc852cbp-1, 0x1.5680p-45, |
97 | 0x1.96bdd9a766f21p-1, -0x1.6d00p-44, | | 98 | 0x1.96bdd9a766f21p-1, -0x1.6d00p-44, |
98 | 0x1.97d829fde4e2ap-1, -0x1.1000p-47, | | 99 | 0x1.97d829fde4e2ap-1, -0x1.1000p-47, |
99 | 0x1.98f33e47a23a3p-1, 0x1.d000p-45, | | 100 | 0x1.98f33e47a23a3p-1, 0x1.d000p-45, |
100 | 0x1.9a0f170ca0604p-1, -0x1.8a40p-44, | | 101 | 0x1.9a0f170ca0604p-1, -0x1.8a40p-44, |
101 | 0x1.9b2bb4d53ff89p-1, 0x1.55c0p-44, | | 102 | 0x1.9b2bb4d53ff89p-1, 0x1.55c0p-44, |
102 | 0x1.9c49182a3f15bp-1, 0x1.6b80p-45, | | 103 | 0x1.9c49182a3f15bp-1, 0x1.6b80p-45, |
103 | 0x1.9d674194bb8c5p-1, -0x1.c000p-49, | | 104 | 0x1.9d674194bb8c5p-1, -0x1.c000p-49, |
104 | 0x1.9e86319e3238ep-1, 0x1.7d00p-46, | | 105 | 0x1.9e86319e3238ep-1, 0x1.7d00p-46, |
105 | 0x1.9fa5e8d07f302p-1, 0x1.6400p-46, | | 106 | 0x1.9fa5e8d07f302p-1, 0x1.6400p-46, |
106 | 0x1.a0c667b5de54dp-1, -0x1.5000p-48, | | 107 | 0x1.a0c667b5de54dp-1, -0x1.5000p-48, |
107 | 0x1.a1e7aed8eb8f6p-1, 0x1.9e00p-47, | | 108 | 0x1.a1e7aed8eb8f6p-1, 0x1.9e00p-47, |
108 | 0x1.a309bec4a2e27p-1, 0x1.ad80p-45, | | 109 | 0x1.a309bec4a2e27p-1, 0x1.ad80p-45, |
109 | 0x1.a42c980460a5dp-1, -0x1.af00p-46, | | 110 | 0x1.a42c980460a5dp-1, -0x1.af00p-46, |
110 | 0x1.a5503b23e259bp-1, 0x1.b600p-47, | | 111 | 0x1.a5503b23e259bp-1, 0x1.b600p-47, |
111 | 0x1.a674a8af46213p-1, 0x1.8880p-44, | | 112 | 0x1.a674a8af46213p-1, 0x1.8880p-44, |
112 | 0x1.a799e1330b3a7p-1, 0x1.1200p-46, | | 113 | 0x1.a799e1330b3a7p-1, 0x1.1200p-46, |
113 | 0x1.a8bfe53c12e8dp-1, 0x1.6c00p-47, | | 114 | 0x1.a8bfe53c12e8dp-1, 0x1.6c00p-47, |
114 | 0x1.a9e6b5579fcd2p-1, -0x1.9b80p-45, | | 115 | 0x1.a9e6b5579fcd2p-1, -0x1.9b80p-45, |
115 | 0x1.ab0e521356fb8p-1, 0x1.b700p-45, | | 116 | 0x1.ab0e521356fb8p-1, 0x1.b700p-45, |
116 | 0x1.ac36bbfd3f381p-1, 0x1.9000p-50, | | 117 | 0x1.ac36bbfd3f381p-1, 0x1.9000p-50, |
117 | 0x1.ad5ff3a3c2780p-1, 0x1.4000p-49, | | 118 | 0x1.ad5ff3a3c2780p-1, 0x1.4000p-49, |
118 | 0x1.ae89f995ad2a3p-1, -0x1.c900p-45, | | 119 | 0x1.ae89f995ad2a3p-1, -0x1.c900p-45, |
119 | 0x1.afb4ce622f367p-1, 0x1.6500p-46, | | 120 | 0x1.afb4ce622f367p-1, 0x1.6500p-46, |
120 | 0x1.b0e07298db790p-1, 0x1.fd40p-45, | | 121 | 0x1.b0e07298db790p-1, 0x1.fd40p-45, |
121 | 0x1.b20ce6c9a89a9p-1, 0x1.2700p-46, | | 122 | 0x1.b20ce6c9a89a9p-1, 0x1.2700p-46, |
122 | 0x1.b33a2b84f1a4bp-1, 0x1.d470p-43, | | 123 | 0x1.b33a2b84f1a4bp-1, 0x1.d470p-43, |
123 | 0x1.b468415b747e7p-1, -0x1.8380p-44, | | 124 | 0x1.b468415b747e7p-1, -0x1.8380p-44, |
124 | 0x1.b59728de5593ap-1, 0x1.8000p-54, | | 125 | 0x1.b59728de5593ap-1, 0x1.8000p-54, |
125 | 0x1.b6c6e29f1c56ap-1, 0x1.ad00p-47, | | 126 | 0x1.b6c6e29f1c56ap-1, 0x1.ad00p-47, |
126 | 0x1.b7f76f2fb5e50p-1, 0x1.e800p-50, | | 127 | 0x1.b7f76f2fb5e50p-1, 0x1.e800p-50, |
127 | 0x1.b928cf22749b2p-1, -0x1.4c00p-47, | | 128 | 0x1.b928cf22749b2p-1, -0x1.4c00p-47, |
128 | 0x1.ba5b030a10603p-1, -0x1.d700p-47, | | 129 | 0x1.ba5b030a10603p-1, -0x1.d700p-47, |
129 | 0x1.bb8e0b79a6f66p-1, 0x1.d900p-47, | | 130 | 0x1.bb8e0b79a6f66p-1, 0x1.d900p-47, |
130 | 0x1.bcc1e904bc1ffp-1, 0x1.2a00p-47, | | 131 | 0x1.bcc1e904bc1ffp-1, 0x1.2a00p-47, |
131 | 0x1.bdf69c3f3a16fp-1, -0x1.f780p-46, | | 132 | 0x1.bdf69c3f3a16fp-1, -0x1.f780p-46, |
132 | 0x1.bf2c25bd71db8p-1, -0x1.0a00p-46, | | 133 | 0x1.bf2c25bd71db8p-1, -0x1.0a00p-46, |
133 | 0x1.c06286141b2e9p-1, -0x1.1400p-46, | | 134 | 0x1.c06286141b2e9p-1, -0x1.1400p-46, |
134 | 0x1.c199bdd8552e0p-1, 0x1.be00p-47, | | 135 | 0x1.c199bdd8552e0p-1, 0x1.be00p-47, |
135 | 0x1.c2d1cd9fa64eep-1, -0x1.9400p-47, | | 136 | 0x1.c2d1cd9fa64eep-1, -0x1.9400p-47, |
136 | 0x1.c40ab5fffd02fp-1, -0x1.ed00p-47, | | 137 | 0x1.c40ab5fffd02fp-1, -0x1.ed00p-47, |
137 | 0x1.c544778fafd15p-1, 0x1.9660p-44, | | 138 | 0x1.c544778fafd15p-1, 0x1.9660p-44, |
138 | 0x1.c67f12e57d0cbp-1, -0x1.a100p-46, | | 139 | 0x1.c67f12e57d0cbp-1, -0x1.a100p-46, |
139 | 0x1.c7ba88988c1b6p-1, -0x1.8458p-42, | | 140 | 0x1.c7ba88988c1b6p-1, -0x1.8458p-42, |
140 | 0x1.c8f6d9406e733p-1, -0x1.a480p-46, | | 141 | 0x1.c8f6d9406e733p-1, -0x1.a480p-46, |
141 | 0x1.ca3405751c4dfp-1, 0x1.b000p-51, | | 142 | 0x1.ca3405751c4dfp-1, 0x1.b000p-51, |
142 | 0x1.cb720dcef9094p-1, 0x1.1400p-47, | | 143 | 0x1.cb720dcef9094p-1, 0x1.1400p-47, |
143 | 0x1.ccb0f2e6d1689p-1, 0x1.0200p-48, | | 144 | 0x1.ccb0f2e6d1689p-1, 0x1.0200p-48, |
144 | 0x1.cdf0b555dc412p-1, 0x1.3600p-48, | | 145 | 0x1.cdf0b555dc412p-1, 0x1.3600p-48, |
145 | 0x1.cf3155b5bab3bp-1, -0x1.6900p-47, | | 146 | 0x1.cf3155b5bab3bp-1, -0x1.6900p-47, |
146 | 0x1.d072d4a0789bcp-1, 0x1.9a00p-47, | | 147 | 0x1.d072d4a0789bcp-1, 0x1.9a00p-47, |
147 | 0x1.d1b532b08c8fap-1, -0x1.5e00p-46, | | 148 | 0x1.d1b532b08c8fap-1, -0x1.5e00p-46, |
148 | 0x1.d2f87080d8a85p-1, 0x1.d280p-46, | | 149 | 0x1.d2f87080d8a85p-1, 0x1.d280p-46, |
149 | 0x1.d43c8eacaa203p-1, 0x1.1a00p-47, | | 150 | 0x1.d43c8eacaa203p-1, 0x1.1a00p-47, |
150 | 0x1.d5818dcfba491p-1, 0x1.f000p-50, | | 151 | 0x1.d5818dcfba491p-1, 0x1.f000p-50, |
151 | 0x1.d6c76e862e6a1p-1, -0x1.3a00p-47, | | 152 | 0x1.d6c76e862e6a1p-1, -0x1.3a00p-47, |
152 | 0x1.d80e316c9834ep-1, -0x1.cd80p-47, | | 153 | 0x1.d80e316c9834ep-1, -0x1.cd80p-47, |
153 | 0x1.d955d71ff6090p-1, 0x1.4c00p-48, | | 154 | 0x1.d955d71ff6090p-1, 0x1.4c00p-48, |
154 | 0x1.da9e603db32aep-1, 0x1.f900p-48, | | 155 | 0x1.da9e603db32aep-1, 0x1.f900p-48, |
155 | 0x1.dbe7cd63a8325p-1, 0x1.9800p-49, | | 156 | 0x1.dbe7cd63a8325p-1, 0x1.9800p-49, |
156 | 0x1.dd321f301b445p-1, -0x1.5200p-48, | | 157 | 0x1.dd321f301b445p-1, -0x1.5200p-48, |
157 | 0x1.de7d5641c05bfp-1, -0x1.d700p-46, | | 158 | 0x1.de7d5641c05bfp-1, -0x1.d700p-46, |
158 | 0x1.dfc97337b9aecp-1, -0x1.6140p-46, | | 159 | 0x1.dfc97337b9aecp-1, -0x1.6140p-46, |
159 | 0x1.e11676b197d5ep-1, 0x1.b480p-47, | | 160 | 0x1.e11676b197d5ep-1, 0x1.b480p-47, |
160 | 0x1.e264614f5a3e7p-1, 0x1.0ce0p-43, | | 161 | 0x1.e264614f5a3e7p-1, 0x1.0ce0p-43, |
161 | 0x1.e3b333b16ee5cp-1, 0x1.c680p-47, | | 162 | 0x1.e3b333b16ee5cp-1, 0x1.c680p-47, |
162 | 0x1.e502ee78b3fb4p-1, -0x1.9300p-47, | | 163 | 0x1.e502ee78b3fb4p-1, -0x1.9300p-47, |
163 | 0x1.e653924676d68p-1, -0x1.5000p-49, | | 164 | 0x1.e653924676d68p-1, -0x1.5000p-49, |
164 | 0x1.e7a51fbc74c44p-1, -0x1.7f80p-47, | | 165 | 0x1.e7a51fbc74c44p-1, -0x1.7f80p-47, |
165 | 0x1.e8f7977cdb726p-1, -0x1.3700p-48, | | 166 | 0x1.e8f7977cdb726p-1, -0x1.3700p-48, |
166 | 0x1.ea4afa2a490e8p-1, 0x1.5d00p-49, | | 167 | 0x1.ea4afa2a490e8p-1, 0x1.5d00p-49, |
167 | 0x1.eb9f4867ccae4p-1, 0x1.61a0p-46, | | 168 | 0x1.eb9f4867ccae4p-1, 0x1.61a0p-46, |
168 | 0x1.ecf482d8e680dp-1, 0x1.5500p-48, | | 169 | 0x1.ecf482d8e680dp-1, 0x1.5500p-48, |
169 | 0x1.ee4aaa2188514p-1, 0x1.6400p-51, | | 170 | 0x1.ee4aaa2188514p-1, 0x1.6400p-51, |
170 | 0x1.efa1bee615a13p-1, -0x1.e800p-49, | | 171 | 0x1.efa1bee615a13p-1, -0x1.e800p-49, |
171 | 0x1.f0f9c1cb64106p-1, -0x1.a880p-48, | | 172 | 0x1.f0f9c1cb64106p-1, -0x1.a880p-48, |
172 | 0x1.f252b376bb963p-1, -0x1.c900p-45, | | 173 | 0x1.f252b376bb963p-1, -0x1.c900p-45, |
173 | 0x1.f3ac948dd7275p-1, 0x1.a000p-53, | | 174 | 0x1.f3ac948dd7275p-1, 0x1.a000p-53, |
174 | 0x1.f50765b6e4524p-1, -0x1.4f00p-48, | | 175 | 0x1.f50765b6e4524p-1, -0x1.4f00p-48, |
175 | 0x1.f6632798844fdp-1, 0x1.a800p-51, | | 176 | 0x1.f6632798844fdp-1, 0x1.a800p-51, |
176 | 0x1.f7bfdad9cbe38p-1, 0x1.abc0p-48, | | 177 | 0x1.f7bfdad9cbe38p-1, 0x1.abc0p-48, |
177 | 0x1.f91d802243c82p-1, -0x1.4600p-50, | | 178 | 0x1.f91d802243c82p-1, -0x1.4600p-50, |
178 | 0x1.fa7c1819e908ep-1, -0x1.b0c0p-47, | | 179 | 0x1.fa7c1819e908ep-1, -0x1.b0c0p-47, |
179 | 0x1.fbdba3692d511p-1, -0x1.0e00p-51, | | 180 | 0x1.fbdba3692d511p-1, -0x1.0e00p-51, |
180 | 0x1.fd3c22b8f7194p-1, -0x1.0de8p-46, | | 181 | 0x1.fd3c22b8f7194p-1, -0x1.0de8p-46, |
181 | 0x1.fe9d96b2a23eep-1, 0x1.e430p-49, | | 182 | 0x1.fe9d96b2a23eep-1, 0x1.e430p-49, |
182 | 0x1.0000000000000p+0, 0x0.0000p+0, | | 183 | 0x1.0000000000000p+0, 0x0.0000p+0, |
183 | 0x1.00b1afa5abcbep+0, -0x1.3400p-52, | | 184 | 0x1.00b1afa5abcbep+0, -0x1.3400p-52, |
184 | 0x1.0163da9fb3303p+0, -0x1.2170p-46, | | 185 | 0x1.0163da9fb3303p+0, -0x1.2170p-46, |
185 | 0x1.02168143b0282p+0, 0x1.a400p-52, | | 186 | 0x1.02168143b0282p+0, 0x1.a400p-52, |
186 | 0x1.02c9a3e77806cp+0, 0x1.f980p-49, | | 187 | 0x1.02c9a3e77806cp+0, 0x1.f980p-49, |
187 | 0x1.037d42e11bbcap+0, -0x1.7400p-51, | | 188 | 0x1.037d42e11bbcap+0, -0x1.7400p-51, |
188 | 0x1.04315e86e7f89p+0, 0x1.8300p-50, | | 189 | 0x1.04315e86e7f89p+0, 0x1.8300p-50, |
189 | 0x1.04e5f72f65467p+0, -0x1.a3f0p-46, | | 190 | 0x1.04e5f72f65467p+0, -0x1.a3f0p-46, |
190 | 0x1.059b0d315855ap+0, -0x1.2840p-47, | | 191 | 0x1.059b0d315855ap+0, -0x1.2840p-47, |
191 | 0x1.0650a0e3c1f95p+0, 0x1.1600p-48, | | 192 | 0x1.0650a0e3c1f95p+0, 0x1.1600p-48, |
192 | 0x1.0706b29ddf71ap+0, 0x1.5240p-46, | | 193 | 0x1.0706b29ddf71ap+0, 0x1.5240p-46, |
193 | 0x1.07bd42b72a82dp+0, -0x1.9a00p-49, | | 194 | 0x1.07bd42b72a82dp+0, -0x1.9a00p-49, |
194 | 0x1.0874518759bd0p+0, 0x1.6400p-49, | | 195 | 0x1.0874518759bd0p+0, 0x1.6400p-49, |
195 | 0x1.092bdf66607c8p+0, -0x1.0780p-47, | | 196 | 0x1.092bdf66607c8p+0, -0x1.0780p-47, |
196 | 0x1.09e3ecac6f383p+0, -0x1.8000p-54, | | 197 | 0x1.09e3ecac6f383p+0, -0x1.8000p-54, |
197 | 0x1.0a9c79b1f3930p+0, 0x1.fa00p-48, | | 198 | 0x1.0a9c79b1f3930p+0, 0x1.fa00p-48, |
198 | 0x1.0b5586cf988fcp+0, -0x1.ac80p-48, | | 199 | 0x1.0b5586cf988fcp+0, -0x1.ac80p-48, |
199 | 0x1.0c0f145e46c8ap+0, 0x1.9c00p-50, | | 200 | 0x1.0c0f145e46c8ap+0, 0x1.9c00p-50, |
200 | 0x1.0cc922b724816p+0, 0x1.5200p-47, | | 201 | 0x1.0cc922b724816p+0, 0x1.5200p-47, |
201 | 0x1.0d83b23395dd8p+0, -0x1.ad00p-48, | | 202 | 0x1.0d83b23395dd8p+0, -0x1.ad00p-48, |
202 | 0x1.0e3ec32d3d1f3p+0, 0x1.bac0p-46, | | 203 | 0x1.0e3ec32d3d1f3p+0, 0x1.bac0p-46, |
203 | 0x1.0efa55fdfa9a6p+0, -0x1.4e80p-47, | | 204 | 0x1.0efa55fdfa9a6p+0, -0x1.4e80p-47, |
204 | 0x1.0fb66affed2f0p+0, -0x1.d300p-47, | | 205 | 0x1.0fb66affed2f0p+0, -0x1.d300p-47, |
205 | 0x1.1073028d7234bp+0, 0x1.1500p-48, | | 206 | 0x1.1073028d7234bp+0, 0x1.1500p-48, |
206 | 0x1.11301d0125b5bp+0, 0x1.c000p-49, | | 207 | 0x1.11301d0125b5bp+0, 0x1.c000p-49, |
207 | 0x1.11edbab5e2af9p+0, 0x1.6bc0p-46, | | 208 | 0x1.11edbab5e2af9p+0, 0x1.6bc0p-46, |
208 | 0x1.12abdc06c31d5p+0, 0x1.8400p-49, | | 209 | 0x1.12abdc06c31d5p+0, 0x1.8400p-49, |
209 | 0x1.136a814f2047dp+0, -0x1.ed00p-47, | | 210 | 0x1.136a814f2047dp+0, -0x1.ed00p-47, |
210 | 0x1.1429aaea92de9p+0, 0x1.8e00p-49, | | 211 | 0x1.1429aaea92de9p+0, 0x1.8e00p-49, |
211 | 0x1.14e95934f3138p+0, 0x1.b400p-49, | | 212 | 0x1.14e95934f3138p+0, 0x1.b400p-49, |
212 | 0x1.15a98c8a58e71p+0, 0x1.5300p-47, | | 213 | 0x1.15a98c8a58e71p+0, 0x1.5300p-47, |
213 | 0x1.166a45471c3dfp+0, 0x1.3380p-47, | | 214 | 0x1.166a45471c3dfp+0, 0x1.3380p-47, |
214 | 0x1.172b83c7d5211p+0, 0x1.8d40p-45, | | 215 | 0x1.172b83c7d5211p+0, 0x1.8d40p-45, |
215 | 0x1.17ed48695bb9fp+0, -0x1.5d00p-47, | | 216 | 0x1.17ed48695bb9fp+0, -0x1.5d00p-47, |
216 | 0x1.18af9388c8d93p+0, -0x1.c880p-46, | | 217 | 0x1.18af9388c8d93p+0, -0x1.c880p-46, |
217 | 0x1.1972658375d66p+0, 0x1.1f00p-46, | | 218 | 0x1.1972658375d66p+0, 0x1.1f00p-46, |
218 | 0x1.1a35beb6fcba7p+0, 0x1.0480p-46, | | 219 | 0x1.1a35beb6fcba7p+0, 0x1.0480p-46, |
219 | 0x1.1af99f81387e3p+0, -0x1.7390p-43, | | 220 | 0x1.1af99f81387e3p+0, -0x1.7390p-43, |
220 | 0x1.1bbe084045d54p+0, 0x1.4e40p-45, | | 221 | 0x1.1bbe084045d54p+0, 0x1.4e40p-45, |
221 | 0x1.1c82f95281c43p+0, -0x1.a200p-47, | | 222 | 0x1.1c82f95281c43p+0, -0x1.a200p-47, |
222 | 0x1.1d4873168b9b2p+0, 0x1.3800p-49, | | 223 | 0x1.1d4873168b9b2p+0, 0x1.3800p-49, |
223 | 0x1.1e0e75eb44031p+0, 0x1.ac00p-49, | | 224 | 0x1.1e0e75eb44031p+0, 0x1.ac00p-49, |
224 | 0x1.1ed5022fcd938p+0, 0x1.1900p-47, | | 225 | 0x1.1ed5022fcd938p+0, 0x1.1900p-47, |
225 | 0x1.1f9c18438cdf7p+0, -0x1.b780p-46, | | 226 | 0x1.1f9c18438cdf7p+0, -0x1.b780p-46, |
226 | 0x1.2063b88628d8fp+0, 0x1.d940p-45, | | 227 | 0x1.2063b88628d8fp+0, 0x1.d940p-45, |
227 | 0x1.212be3578a81ep+0, 0x1.8000p-50, | | 228 | 0x1.212be3578a81ep+0, 0x1.8000p-50, |
228 | 0x1.21f49917ddd41p+0, 0x1.b340p-45, | | 229 | 0x1.21f49917ddd41p+0, 0x1.b340p-45, |
229 | 0x1.22bdda2791323p+0, 0x1.9f80p-46, | | 230 | 0x1.22bdda2791323p+0, 0x1.9f80p-46, |
230 | 0x1.2387a6e7561e7p+0, -0x1.9c80p-46, | | 231 | 0x1.2387a6e7561e7p+0, -0x1.9c80p-46, |
231 | 0x1.2451ffb821427p+0, 0x1.2300p-47, | | 232 | 0x1.2451ffb821427p+0, 0x1.2300p-47, |
232 | 0x1.251ce4fb2a602p+0, -0x1.3480p-46, | | 233 | 0x1.251ce4fb2a602p+0, -0x1.3480p-46, |
233 | 0x1.25e85711eceb0p+0, 0x1.2700p-46, | | 234 | 0x1.25e85711eceb0p+0, 0x1.2700p-46, |
234 | 0x1.26b4565e27d16p+0, 0x1.1d00p-46, | | 235 | 0x1.26b4565e27d16p+0, 0x1.1d00p-46, |
235 | 0x1.2780e341de00fp+0, 0x1.1ee0p-44, | | 236 | 0x1.2780e341de00fp+0, 0x1.1ee0p-44, |
236 | 0x1.284dfe1f5633ep+0, -0x1.4c00p-46, | | 237 | 0x1.284dfe1f5633ep+0, -0x1.4c00p-46, |
237 | 0x1.291ba7591bb30p+0, -0x1.3d80p-46, | | 238 | 0x1.291ba7591bb30p+0, -0x1.3d80p-46, |
238 | 0x1.29e9df51fdf09p+0, 0x1.8b00p-47, | | 239 | 0x1.29e9df51fdf09p+0, 0x1.8b00p-47, |
239 | 0x1.2ab8a66d10e9bp+0, -0x1.27c0p-45, | | 240 | 0x1.2ab8a66d10e9bp+0, -0x1.27c0p-45, |
240 | 0x1.2b87fd0dada3ap+0, 0x1.a340p-45, | | 241 | 0x1.2b87fd0dada3ap+0, 0x1.a340p-45, |
241 | 0x1.2c57e39771af9p+0, -0x1.0800p-46, | | 242 | 0x1.2c57e39771af9p+0, -0x1.0800p-46, |
242 | 0x1.2d285a6e402d9p+0, -0x1.ed00p-47, | | 243 | 0x1.2d285a6e402d9p+0, -0x1.ed00p-47, |
243 | 0x1.2df961f641579p+0, -0x1.4200p-48, | | 244 | 0x1.2df961f641579p+0, -0x1.4200p-48, |
244 | 0x1.2ecafa93e2ecfp+0, -0x1.4980p-45, | | 245 | 0x1.2ecafa93e2ecfp+0, -0x1.4980p-45, |
245 | 0x1.2f9d24abd8822p+0, -0x1.6300p-46, | | 246 | 0x1.2f9d24abd8822p+0, -0x1.6300p-46, |
246 | 0x1.306fe0a31b625p+0, -0x1.2360p-44, | | 247 | 0x1.306fe0a31b625p+0, -0x1.2360p-44, |
247 | 0x1.31432edeea50bp+0, -0x1.0df8p-40, | | 248 | 0x1.31432edeea50bp+0, -0x1.0df8p-40, |
248 | 0x1.32170fc4cd7b8p+0, -0x1.2480p-45, | | 249 | 0x1.32170fc4cd7b8p+0, -0x1.2480p-45, |
249 | 0x1.32eb83ba8e9a2p+0, -0x1.5980p-45, | | 250 | 0x1.32eb83ba8e9a2p+0, -0x1.5980p-45, |
250 | 0x1.33c08b2641766p+0, 0x1.ed00p-46, | | 251 | 0x1.33c08b2641766p+0, 0x1.ed00p-46, |
251 | 0x1.3496266e3fa27p+0, -0x1.c000p-50, | | 252 | 0x1.3496266e3fa27p+0, -0x1.c000p-50, |
252 | 0x1.356c55f929f0fp+0, -0x1.0d80p-44, | | 253 | 0x1.356c55f929f0fp+0, -0x1.0d80p-44, |
253 | 0x1.36431a2de88b9p+0, 0x1.2c80p-45, | | 254 | 0x1.36431a2de88b9p+0, 0x1.2c80p-45, |
254 | 0x1.371a7373aaa39p+0, 0x1.0600p-45, | | 255 | 0x1.371a7373aaa39p+0, 0x1.0600p-45, |
255 | 0x1.37f26231e74fep+0, -0x1.6600p-46, | | 256 | 0x1.37f26231e74fep+0, -0x1.6600p-46, |
256 | 0x1.38cae6d05d838p+0, -0x1.ae00p-47, | | 257 | 0x1.38cae6d05d838p+0, -0x1.ae00p-47, |
257 | 0x1.39a401b713ec3p+0, -0x1.4720p-43, | | 258 | 0x1.39a401b713ec3p+0, -0x1.4720p-43, |
258 | 0x1.3a7db34e5a020p+0, 0x1.8200p-47, | | 259 | 0x1.3a7db34e5a020p+0, 0x1.8200p-47, |
259 | 0x1.3b57fbfec6e95p+0, 0x1.e800p-44, | | 260 | 0x1.3b57fbfec6e95p+0, 0x1.e800p-44, |
260 | 0x1.3c32dc313a8f2p+0, 0x1.f800p-49, | | 261 | 0x1.3c32dc313a8f2p+0, 0x1.f800p-49, |
261 | 0x1.3d0e544ede122p+0, -0x1.7a00p-46, | | 262 | 0x1.3d0e544ede122p+0, -0x1.7a00p-46, |
262 | 0x1.3dea64c1234bbp+0, 0x1.6300p-45, | | 263 | 0x1.3dea64c1234bbp+0, 0x1.6300p-45, |
263 | 0x1.3ec70df1c4eccp+0, -0x1.8a60p-43, | | 264 | 0x1.3ec70df1c4eccp+0, -0x1.8a60p-43, |
264 | 0x1.3fa4504ac7e8cp+0, -0x1.cdc0p-44, | | 265 | 0x1.3fa4504ac7e8cp+0, -0x1.cdc0p-44, |
265 | 0x1.40822c367a0bbp+0, 0x1.5b80p-45, | | 266 | 0x1.40822c367a0bbp+0, 0x1.5b80p-45, |
266 | 0x1.4160a21f72e95p+0, 0x1.ec00p-46, | | 267 | 0x1.4160a21f72e95p+0, 0x1.ec00p-46, |
267 | 0x1.423fb27094646p+0, -0x1.3600p-46, | | 268 | 0x1.423fb27094646p+0, -0x1.3600p-46, |
268 | 0x1.431f5d950a920p+0, 0x1.3980p-45, | | 269 | 0x1.431f5d950a920p+0, 0x1.3980p-45, |
269 | 0x1.43ffa3f84b9ebp+0, 0x1.a000p-48, | | 270 | 0x1.43ffa3f84b9ebp+0, 0x1.a000p-48, |
270 | 0x1.44e0860618919p+0, -0x1.6c00p-48, | | 271 | 0x1.44e0860618919p+0, -0x1.6c00p-48, |
271 | 0x1.45c2042a7d201p+0, -0x1.bc00p-47, | | 272 | 0x1.45c2042a7d201p+0, -0x1.bc00p-47, |
272 | 0x1.46a41ed1d0016p+0, -0x1.2800p-46, | | 273 | 0x1.46a41ed1d0016p+0, -0x1.2800p-46, |
273 | 0x1.4786d668b3326p+0, 0x1.0e00p-44, | | 274 | 0x1.4786d668b3326p+0, 0x1.0e00p-44, |
274 | 0x1.486a2b5c13c00p+0, -0x1.d400p-45, | | 275 | 0x1.486a2b5c13c00p+0, -0x1.d400p-45, |
275 | 0x1.494e1e192af04p+0, 0x1.c200p-47, | | 276 | 0x1.494e1e192af04p+0, 0x1.c200p-47, |
276 | 0x1.4a32af0d7d372p+0, -0x1.e500p-46, | | 277 | 0x1.4a32af0d7d372p+0, -0x1.e500p-46, |
277 | 0x1.4b17dea6db801p+0, 0x1.7800p-47, | | 278 | 0x1.4b17dea6db801p+0, 0x1.7800p-47, |
278 | 0x1.4bfdad53629e1p+0, -0x1.3800p-46, | | 279 | 0x1.4bfdad53629e1p+0, -0x1.3800p-46, |
279 | 0x1.4ce41b817c132p+0, 0x1.0800p-47, | | 280 | 0x1.4ce41b817c132p+0, 0x1.0800p-47, |
280 | 0x1.4dcb299fddddbp+0, 0x1.c700p-45, | | 281 | 0x1.4dcb299fddddbp+0, 0x1.c700p-45, |
281 | 0x1.4eb2d81d8ab96p+0, -0x1.ce00p-46, | | 282 | 0x1.4eb2d81d8ab96p+0, -0x1.ce00p-46, |
282 | 0x1.4f9b2769d2d02p+0, 0x1.9200p-46, | | 283 | 0x1.4f9b2769d2d02p+0, 0x1.9200p-46, |
283 | 0x1.508417f4531c1p+0, -0x1.8c00p-47, | | 284 | 0x1.508417f4531c1p+0, -0x1.8c00p-47, |
284 | 0x1.516daa2cf662ap+0, -0x1.a000p-48, | | 285 | 0x1.516daa2cf662ap+0, -0x1.a000p-48, |
285 | 0x1.5257de83f51eap+0, 0x1.a080p-43, | | 286 | 0x1.5257de83f51eap+0, 0x1.a080p-43, |
286 | 0x1.5342b569d4edap+0, -0x1.6d80p-45, | | 287 | 0x1.5342b569d4edap+0, -0x1.6d80p-45, |
287 | 0x1.542e2f4f6ac1ap+0, -0x1.2440p-44, | | 288 | 0x1.542e2f4f6ac1ap+0, -0x1.2440p-44, |
288 | 0x1.551a4ca5d94dbp+0, 0x1.83c0p-43, | | 289 | 0x1.551a4ca5d94dbp+0, 0x1.83c0p-43, |
289 | 0x1.56070dde9116bp+0, 0x1.4b00p-45, | | 290 | 0x1.56070dde9116bp+0, 0x1.4b00p-45, |
290 | 0x1.56f4736b529dep+0, 0x1.15a0p-43, | | 291 | 0x1.56f4736b529dep+0, 0x1.15a0p-43, |
291 | 0x1.57e27dbe2c40ep+0, -0x1.9e00p-45, | | 292 | 0x1.57e27dbe2c40ep+0, -0x1.9e00p-45, |
292 | 0x1.58d12d497c76fp+0, -0x1.3080p-45, | | 293 | 0x1.58d12d497c76fp+0, -0x1.3080p-45, |
293 | 0x1.59c0827ff0b4cp+0, 0x1.dec0p-43, | | 294 | 0x1.59c0827ff0b4cp+0, 0x1.dec0p-43, |
294 | 0x1.5ab07dd485427p+0, -0x1.4000p-51, | | 295 | 0x1.5ab07dd485427p+0, -0x1.4000p-51, |
295 | 0x1.5ba11fba87af4p+0, 0x1.0080p-44, | | 296 | 0x1.5ba11fba87af4p+0, 0x1.0080p-44, |
296 | 0x1.5c9268a59460bp+0, -0x1.6c80p-45, | | 297 | 0x1.5c9268a59460bp+0, -0x1.6c80p-45, |
297 | 0x1.5d84590998e3fp+0, 0x1.69a0p-43, | | 298 | 0x1.5d84590998e3fp+0, 0x1.69a0p-43, |
298 | 0x1.5e76f15ad20e1p+0, -0x1.b400p-46, | | 299 | 0x1.5e76f15ad20e1p+0, -0x1.b400p-46, |
299 | 0x1.5f6a320dcebcap+0, 0x1.7700p-46, | | 300 | 0x1.5f6a320dcebcap+0, 0x1.7700p-46, |
300 | 0x1.605e1b976dcb8p+0, 0x1.6f80p-45, | | 301 | 0x1.605e1b976dcb8p+0, 0x1.6f80p-45, |
301 | 0x1.6152ae6cdf715p+0, 0x1.1000p-47, | | 302 | 0x1.6152ae6cdf715p+0, 0x1.1000p-47, |
302 | 0x1.6247eb03a5531p+0, -0x1.5d00p-46, | | 303 | 0x1.6247eb03a5531p+0, -0x1.5d00p-46, |
303 | 0x1.633dd1d1929b5p+0, -0x1.2d00p-46, | | 304 | 0x1.633dd1d1929b5p+0, -0x1.2d00p-46, |
304 | 0x1.6434634ccc313p+0, -0x1.a800p-49, | | 305 | 0x1.6434634ccc313p+0, -0x1.a800p-49, |
305 | 0x1.652b9febc8efap+0, -0x1.8600p-45, | | 306 | 0x1.652b9febc8efap+0, -0x1.8600p-45, |
306 | 0x1.6623882553397p+0, 0x1.1fe0p-40, | | 307 | 0x1.6623882553397p+0, 0x1.1fe0p-40, |
307 | 0x1.671c1c708328ep+0, -0x1.7200p-44, | | 308 | 0x1.671c1c708328ep+0, -0x1.7200p-44, |
308 | 0x1.68155d44ca97ep+0, 0x1.6800p-49, | | 309 | 0x1.68155d44ca97ep+0, 0x1.6800p-49, |
309 | 0x1.690f4b19e9471p+0, -0x1.9780p-45, | | 310 | 0x1.690f4b19e9471p+0, -0x1.9780p-45, |
310 | }; | | 311 | }; |
311 | | | 312 | |
312 | /* | | 313 | /* |
313 | * exp2(x): compute the base 2 exponential of x | | 314 | * exp2(x): compute the base 2 exponential of x |
314 | * | | 315 | * |
315 | * Accuracy: Peak error < 0.503 ulp for normalized results. | | 316 | * Accuracy: Peak error < 0.503 ulp for normalized results. |
316 | * | | 317 | * |
317 | * Method: (accurate tables) | | 318 | * Method: (accurate tables) |
318 | * | | 319 | * |
319 | * Reduce x: | | 320 | * Reduce x: |
320 | * x = 2**k + y, for integer k and |y| <= 1/2. | | 321 | * x = 2**k + y, for integer k and |y| <= 1/2. |
321 | * Thus we have exp2(x) = 2**k * exp2(y). | | 322 | * Thus we have exp2(x) = 2**k * exp2(y). |
322 | * | | 323 | * |
323 | * Reduce y: | | 324 | * Reduce y: |
324 | * y = i/TBLSIZE + z - eps[i] for integer i near y * TBLSIZE. | | 325 | * y = i/TBLSIZE + z - eps[i] for integer i near y * TBLSIZE. |
325 | * Thus we have exp2(y) = exp2(i/TBLSIZE) * exp2(z - eps[i]), | | 326 | * Thus we have exp2(y) = exp2(i/TBLSIZE) * exp2(z - eps[i]), |
326 | * with |z - eps[i]| <= 2**-9 + 2**-39 for the table used. | | 327 | * with |z - eps[i]| <= 2**-9 + 2**-39 for the table used. |
327 | * | | 328 | * |
328 | * We compute exp2(i/TBLSIZE) via table lookup and exp2(z - eps[i]) via | | 329 | * We compute exp2(i/TBLSIZE) via table lookup and exp2(z - eps[i]) via |
329 | * a degree-5 minimax polynomial with maximum error under 1.3 * 2**-61. | | 330 | * a degree-5 minimax polynomial with maximum error under 1.3 * 2**-61. |
330 | * The values in exp2t[] and eps[] are chosen such that | | 331 | * The values in exp2t[] and eps[] are chosen such that |
331 | * exp2t[i] = exp2(i/TBLSIZE + eps[i]), and eps[i] is a small offset such | | 332 | * exp2t[i] = exp2(i/TBLSIZE + eps[i]), and eps[i] is a small offset such |
332 | * that exp2t[i] is accurate to 2**-64. | | 333 | * that exp2t[i] is accurate to 2**-64. |
333 | * | | 334 | * |
334 | * Note that the range of i is +-TBLSIZE/2, so we actually index the tables | | 335 | * Note that the range of i is +-TBLSIZE/2, so we actually index the tables |
335 | * by i0 = i + TBLSIZE/2. For cache efficiency, exp2t[] and eps[] are | | 336 | * by i0 = i + TBLSIZE/2. For cache efficiency, exp2t[] and eps[] are |
336 | * virtual tables, interleaved in the real table tbl[]. | | 337 | * virtual tables, interleaved in the real table tbl[]. |
337 | * | | 338 | * |
338 | * This method is due to Gal, with many details due to Gal and Bachelis: | | 339 | * This method is due to Gal, with many details due to Gal and Bachelis: |
339 | * | | 340 | * |
340 | * Gal, S. and Bachelis, B. An Accurate Elementary Mathematical Library | | 341 | * Gal, S. and Bachelis, B. An Accurate Elementary Mathematical Library |
341 | * for the IEEE Floating Point Standard. TOMS 17(1), 26-46 (1991). | | 342 | * for the IEEE Floating Point Standard. TOMS 17(1), 26-46 (1991). |
342 | */ | | 343 | */ |
343 | double | | 344 | double |
344 | exp2(double x) | | 345 | exp2(double x) |
345 | { | | 346 | { |
346 | double r, t, twopk, z; | | 347 | double r, t, twopk, z; |
347 | uint32_t hx, ix, i0; | | 348 | uint32_t hx, ix, i0, temp; |
348 | int k, big; | | 349 | int k, big; |
349 | | | 350 | |
350 | /* Filter out exceptional cases. */ | | 351 | /* Filter out exceptional cases. */ |
351 | hx = ((uint32_t*)&x)[0]; | | 352 | memcpy(&hx, &x, sizeof(hx)); |
352 | ix = hx & 0x7fffffff; /* high word of |x| */ | | 353 | ix = hx & 0x7fffffff; /* high word of |x| */ |
353 | if(ix >= 0x40900000) { /* |x| >= 1024 */ | | 354 | if(ix >= 0x40900000) { /* |x| >= 1024 */ |
354 | if(x >= 0x1.0p10) | | 355 | if(x >= 0x1.0p10) |
355 | return (huge * huge); /* overflow */ | | 356 | return (huge * huge); /* overflow */ |
356 | if(x <= -0x1.0ccp10) | | 357 | if(x <= -0x1.0ccp10) |
357 | return (twom1000 * twom1000); /* underflow */ | | 358 | return (twom1000 * twom1000); /* underflow */ |
358 | } else if (ix < 0x3c900000) { /* |x| < 0x1p-54 */ | | 359 | } else if (ix < 0x3c900000) { /* |x| < 0x1p-54 */ |
359 | return (1.0 + x); | | 360 | return (1.0 + x); |
360 | } | | 361 | } |
361 | | | 362 | |
362 | /* Reduce x, computing z, i0, and k. */ | | 363 | /* Reduce x, computing z, i0, and k. */ |
363 | (*(volatile double*)&t) = x + redux; | | 364 | (*(volatile double*)&t) = x + redux; |
364 | i0 = ((uint32_t*)&t)[1]; | | 365 | i0 = ((uint32_t*)&t)[1]; |
365 | i0 += TBLSIZE / 2; | | 366 | i0 += TBLSIZE / 2; |
366 | k = (i0 >> TBLBITS) << 20; | | 367 | k = (i0 >> TBLBITS) << 20; |
367 | i0 = (i0 & (TBLSIZE - 1)) << 1; | | 368 | i0 = (i0 & (TBLSIZE - 1)) << 1; |
368 | t -= redux; | | 369 | t -= redux; |
369 | z = x - t; | | 370 | z = x - t; |
370 | | | 371 | |
371 | /* Compute r = exp2(y) = exp2t[i0] * p(z - eps[i]). */ | | 372 | /* Compute r = exp2(y) = exp2t[i0] * p(z - eps[i]). */ |
372 | t = tbl[i0]; /* exp2t[i0] */ | | 373 | t = tbl[i0]; /* exp2t[i0] */ |
373 | z -= tbl[i0 + 1]; /* eps[i0] */ | | 374 | z -= tbl[i0 + 1]; /* eps[i0] */ |
374 | big = k >= -1021 << 20; | | 375 | big = k >= -1021 << 20; |
375 | if (big) { | | 376 | if (big) { |
376 | ((uint32_t*)&twopk)[0] = 0x3ff00000+k; | | 377 | temp = 0x3ff00000+k; |
377 | ((uint32_t*)&twopk)[1] = 0; | | 378 | twopk = 0.0; |
| | | 379 | memcpy(&twopk, &temp, sizeof(temp)); |
378 | } else { | | 380 | } else { |
379 | ((uint32_t*)&twopk)[0] = 0x3ff00000+k + (1000 << 20); | | 381 | temp = 0x3ff00000+k + (1000 << 20); |
380 | ((uint32_t*)&twopk)[1] = 0; | | 382 | twopk = 0.0; |
| | | 383 | memcpy(&twopk, &temp, sizeof(temp)); |
381 | } | | 384 | } |
382 | r = t + t * z * (P1 + z * (P2 + z * (P3 + z * (P4 + z * P5)))); | | 385 | r = t + t * z * (P1 + z * (P2 + z * (P3 + z * (P4 + z * P5)))); |
383 | | | 386 | |
384 | /* Scale by 2**(k>>20). */ | | 387 | /* Scale by 2**(k>>20). */ |
385 | if (big) { | | 388 | if (big) { |
386 | /*if (k == 1024 << 20) | | 389 | /*if (k == 1024 << 20) |
387 | return (r * 2.0 * 0x1p1023); */ | | 390 | return (r * 2.0 * 0x1p1023); */ |
388 | return (r * twopk); | | 391 | return (r * twopk); |
389 | } else { | | 392 | } else { |
390 | return (r * twopk * twom1000); | | 393 | return (r * twopk * twom1000); |
391 | } | | 394 | } |
392 | } | | 395 | } |