1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
| /*
| * Copyright (C) 2018 The Android Open Source Project
| *
| * Licensed under the Apache License, Version 2.0 (the "License");
| * you may not use this file except in compliance with the License.
| * You may obtain a copy of the License at
| *
| * http://www.apache.org/licenses/LICENSE-2.0
| *
| * Unless required by applicable law or agreed to in writing, software
| * distributed under the License is distributed on an "AS IS" BASIS,
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
| * See the License for the specific language governing permissions and
| * limitations under the License.
| */
|
| #include "utils/math/fastexp.h"
|
| namespace libtextclassifier3 {
|
| const int FastMathClass::kBits;
| const int FastMathClass::kMask1;
| const int FastMathClass::kMask2;
| constexpr float FastMathClass::kLogBase2OfE;
|
| FastMathClass FastMathInstance;
|
| // Data taken from util/math/fastmath.cc
| const FastMathClass::Table FastMathClass::cache_ = {
| {0, 45549, 91345, 137391, 183686, 230233, 277032, 324086, 371395, 418961,
| 466785, 514869, 563214, 611822, 660693, 709830, 759233, 808905, 858847,
| 909060, 959545, 1010305, 1061340, 1112652, 1164243, 1216114, 1268267,
| 1320703, 1373423, 1426430, 1479725, 1533309, 1587184, 1641351, 1695813,
| 1750570, 1805625, 1860979, 1916633, 1972590, 2028850, 2085416, 2142289,
| 2199470, 2256963, 2314767, 2372885, 2431319, 2490070, 2549140, 2608531,
| 2668245, 2728282, 2788646, 2849337, 2910358, 2971710, 3033396, 3095416,
| 3157773, 3220469, 3283505, 3346884, 3410606, 3474675, 3539091, 3603857,
| 3668975, 3734447, 3800274, 3866458, 3933002, 3999907, 4067176, 4134809,
| 4202810, 4271180, 4339922, 4409036, 4478526, 4548394, 4618640, 4689268,
| 4760280, 4831677, 4903462, 4975636, 5048203, 5121164, 5194520, 5268275,
| 5342431, 5416989, 5491952, 5567322, 5643101, 5719292, 5795897, 5872917,
| 5950356, 6028215, 6106497, 6185204, 6264338, 6343902, 6423898, 6504329,
| 6585196, 6666502, 6748250, 6830442, 6913080, 6996166, 7079704, 7163696,
| 7248143, 7333049, 7418416, 7504247, 7590543, 7677309, 7764545, 7852255,
| 7940441, 8029106, 8118253, 8207884, 8298001}
| };
|
| } // namespace libtextclassifier3
|
|
