xref: /aosp_15_r20/external/ComputeLibrary/src/cpu/kernels/CpuFloorKernel.h (revision c217d954acce2dbc11938adb493fc0abd69584f3)
1 /*
2  * Copyright (c) 2017-2022 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_CPU_FLOOR_KERNEL_H
25 #define ARM_COMPUTE_CPU_FLOOR_KERNEL_H
26 
27 #include "src/core/common/Macros.h"
28 #include "src/cpu/ICpuKernel.h"
29 
30 namespace arm_compute
31 {
32 namespace cpu
33 {
34 namespace kernels
35 {
36 /** Cpu accelarated kernel to perform a floor operation */
37 class CpuFloorKernel : public ICpuKernel<CpuFloorKernel>
38 {
39 private:
40     using FloorKernelPtr = std::add_pointer<void(const void *, void *, int)>::type;
41 
42 public:
43     CpuFloorKernel() = default;
44     ARM_COMPUTE_DISALLOW_COPY_ALLOW_MOVE(CpuFloorKernel);
45     /** Configure kernel for a given list of arguments
46      *
47      * @param[in]  src Source tensor. Data type supported: F16/F32.
48      * @param[out] dst Destination tensor. Same as @p src
49      */
50     void configure(const ITensorInfo *src, ITensorInfo *dst);
51     /** Static function to check if given info will lead to a valid configuration
52      *
53      * Similar to CpuFloorKernel::configure()
54      *
55      * @return a status
56      */
57     static Status validate(const ITensorInfo *src, const ITensorInfo *dst);
58     /** Infer execution window
59      *
60      * @param[in] src Source tensor info. Data type supported: F16/F32.
61      * @param[in] dst Destination tensor info. Same as @p src
62      *
63      * @return an execution Window
64      */
65     Window infer_window(const ITensorInfo *src, const ITensorInfo *dst);
66 
67     // Inherited methods overridden:
68     void run_op(ITensorPack &tensors, const Window &window, const ThreadInfo &info) override;
69     const char *name() const override;
70 
71     struct FloorKernel
72     {
73         const char                  *name;
74         const DataTypeISASelectorPtr is_selected;
75         FloorKernelPtr               ukernel;
76     };
77 
78     static const std::vector<FloorKernel> &get_available_kernels();
79 
80 private:
81     FloorKernelPtr _run_method{ nullptr };
82     std::string    _name{};
83 };
84 } // namespace kernels
85 } // namespace cpu
86 } // namespace arm_compute
87 #endif /* ARM_COMPUTE_CPU_FLOOR_KERNEL_H */
88