Georgios Pinitas | f8f0442 | 2021-01-08 17:25:55 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2017-2021 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_ACTIVATION_KERNEL_H |
| 25 | #define ARM_COMPUTE_CPU_ACTIVATION_KERNEL_H |
| 26 | |
| 27 | #include "src/core/common/Macros.h" |
| 28 | #include "src/core/cpu/ICpuKernel.h" |
| 29 | |
| 30 | namespace arm_compute |
| 31 | { |
| 32 | namespace cpu |
| 33 | { |
| 34 | namespace kernels |
| 35 | { |
| 36 | /** Interface for the activation kernel */ |
| 37 | class CpuActivationKernel : public ICpuKernel |
| 38 | { |
| 39 | public: |
| 40 | CpuActivationKernel() = default; |
| 41 | ARM_COMPUTE_DISALLOW_COPY_ALLOW_MOVE(CpuActivationKernel); |
Georgios Pinitas | 0f7ef8a | 2021-01-10 04:23:52 +0000 | [diff] [blame] | 42 | /** Configure kernel for a given list of arguments |
Georgios Pinitas | f8f0442 | 2021-01-08 17:25:55 +0000 | [diff] [blame] | 43 | * |
| 44 | * @note If the output tensor is a nullptr, the activation function will be performed in-place |
| 45 | * |
| 46 | * @param[in, out] src Source tensor info. In case of @p dst tensor = nullptr, this tensor will store the result |
| 47 | * of the activation function. Data types supported: QASYMM8/QASYMM8_SIGNED/QSYMM16/F16/F32. |
| 48 | * @param[out] dst Destination tensor info. Data type supported: same as @p src |
| 49 | * @param[in] activation_info Activation layer information. |
| 50 | */ |
| 51 | void configure(const ITensorInfo *src, ITensorInfo *dst, ActivationLayerInfo activation_info); |
Georgios Pinitas | 5fdde99 | 2021-06-25 05:42:57 +0100 | [diff] [blame] | 52 | /** Static function to check if given info will lead to a valid configuration |
Georgios Pinitas | f8f0442 | 2021-01-08 17:25:55 +0000 | [diff] [blame] | 53 | * |
Georgios Pinitas | 5fdde99 | 2021-06-25 05:42:57 +0100 | [diff] [blame] | 54 | * Similar to CpuActivationKernel::configure() |
Georgios Pinitas | f8f0442 | 2021-01-08 17:25:55 +0000 | [diff] [blame] | 55 | * |
| 56 | * @return a status |
| 57 | */ |
Michele Di Giorgio | bd2c8e1 | 2021-01-19 15:29:02 +0000 | [diff] [blame] | 58 | static Status validate(const ITensorInfo *src, const ITensorInfo *dst, const ActivationLayerInfo &act_info); |
Georgios Pinitas | f8f0442 | 2021-01-08 17:25:55 +0000 | [diff] [blame] | 59 | |
| 60 | // Inherited methods overridden: |
| 61 | void run_op(ITensorPack &tensors, const Window &window, const ThreadInfo &info) override; |
| 62 | const char *name() const override; |
| 63 | |
| 64 | private: |
Georgios Pinitas | 5fdde99 | 2021-06-25 05:42:57 +0100 | [diff] [blame] | 65 | using ActivationKernelPtr = std::add_pointer<void(const ITensor *, ITensor *, const ActivationLayerInfo &, const Window &)>::type; |
| 66 | |
| 67 | private: |
Georgios Pinitas | f8f0442 | 2021-01-08 17:25:55 +0000 | [diff] [blame] | 68 | ActivationLayerInfo _act_info{}; |
Georgios Pinitas | 5fdde99 | 2021-06-25 05:42:57 +0100 | [diff] [blame] | 69 | ActivationKernelPtr _run_method{ nullptr }; |
| 70 | std::string _name{}; |
Georgios Pinitas | f8f0442 | 2021-01-08 17:25:55 +0000 | [diff] [blame] | 71 | }; |
| 72 | } // namespace kernels |
| 73 | } // namespace cpu |
| 74 | } // namespace arm_compute |
| 75 | #endif /* ARM_COMPUTE_CPU_ACTIVATION_KERNEL_H */ |