xref: /aosp_15_r20/external/ComputeLibrary/tests/validation/reference/TableLookup.cpp (revision c217d954acce2dbc11938adb493fc0abd69584f3)
1 /*
2  * Copyright (c) 2017 Arm Limited.
3  *
4  * SPDX-License-Identifier: MIT
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a copy
7  * of this software and associated documentation files (the "Software"), to
8  * deal in the Software without restriction, including without limitation the
9  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10  * sell copies of the Software, and to permit persons to whom the Software is
11  * furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in all
14  * copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22  * SOFTWARE.
23  */
24 #include "TableLookup.h"
25 
26 #include "tests/validation/Helpers.h"
27 
28 namespace arm_compute
29 {
30 namespace test
31 {
32 namespace validation
33 {
34 namespace reference
35 {
36 template <typename T>
table_lookup(const SimpleTensor<T> & src,const std::map<T,T> & rawlut)37 SimpleTensor<T> table_lookup(const SimpleTensor<T> &src, const std::map<T, T> &rawlut)
38 {
39     SimpleTensor<T> result(src.shape(), src.data_type());
40 
41     for(int i = 0; i < src.num_elements(); ++i)
42     {
43         result[i] = rawlut.at(src[i]);
44     }
45 
46     return result;
47 }
48 
49 template SimpleTensor<uint8_t> table_lookup(const SimpleTensor<uint8_t> &src, const std::map<uint8_t, uint8_t> &rawlut);
50 template SimpleTensor<int16_t> table_lookup(const SimpleTensor<int16_t> &src, const std::map<int16_t, int16_t> &rawlut);
51 } // namespace reference
52 } // namespace validation
53 } // namespace test
54 } // namespace arm_compute
55