xref: /aosp_15_r20/external/ComputeLibrary/src/core/NEON/kernels/NEBitwiseNotKernel.h (revision c217d954acce2dbc11938adb493fc0abd69584f3)
1 /*
2  * Copyright (c) 2016-2020 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 #ifndef ARM_COMPUTE_NEBITWISENOTKERNEL_H
25 #define ARM_COMPUTE_NEBITWISENOTKERNEL_H
26 
27 #include "src/core/NEON/INEKernel.h"
28 
29 namespace arm_compute
30 {
31 class ITensor;
32 
33 /** Interface for the kernel to perform bitwise NOT operation
34  *
35  * Result is computed by:
36  * @f[ output(x,y) = \lnot input(x,y) @f]
37  */
38 class NEBitwiseNotKernel : public INEKernel
39 {
40 public:
name()41     const char *name() const override
42     {
43         return "NEBitwiseNotKernel";
44     }
45     /** Default constructor */
46     NEBitwiseNotKernel();
47     /** Prevent instances of this class from being copied (As this class contains pointers) */
48     NEBitwiseNotKernel(const NEBitwiseNotKernel &) = delete;
49     /** Prevent instances of this class from being copied (As this class contains pointers) */
50     NEBitwiseNotKernel &operator=(const NEBitwiseNotKernel &) = delete;
51     /** Allow instances of this class to be moved */
52     NEBitwiseNotKernel(NEBitwiseNotKernel &&) = default;
53     /** Allow instances of this class to be moved */
54     NEBitwiseNotKernel &operator=(NEBitwiseNotKernel &&) = default;
55     /** Default destructor */
56     ~NEBitwiseNotKernel() = default;
57     /** Initialise the kernel's input and output
58      *
59      * @param[in]  input  An input tensor. Data type supported: U8.
60      * @param[out] output The output tensor. Data type supported: U8.
61      */
62     void configure(const ITensor *input, ITensor *output);
63 
64     // Inherited methods overridden:
65     void run(const Window &window, const ThreadInfo &info) override;
66 
67 private:
68     const ITensor *_input;  /**< Source tensor */
69     ITensor       *_output; /**< Destination tensor */
70 };
71 } // namespace arm_compute
72 #endif /* ARM_COMPUTE_NEBITWISENOTKERNEL_H */
73