1 /* 2 * Copyright (c) 2021-2022 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_SUB_H 25 #define ARM_COMPUTE_CPU_SUB_H 26 27 #include "src/cpu/ICpuOperator.h" 28 29 namespace arm_compute 30 { 31 namespace cpu 32 { 33 /** Basic function to run @ref kernels::CpuSubKernel */ 34 class CpuSub : public ICpuOperator 35 { 36 public: 37 /** Initialise the kernel's inputs, dst and conversion policy. 38 * 39 * Valid configurations (src0,src1) -> dst : 40 * 41 * - (U8,U8) -> U8 42 * - (QASYMM8, QASYMM8) -> QASYMM8 43 * - (QASYMM8_SIGNED, QASYMM8_SIGNED) -> QASYMM8_SIGNED 44 * - (S16,S16) -> S16 45 * - (S32,S32) -> S32 46 * - (F16,F16) -> F16 47 * - (F32,F32) -> F32 48 * 49 * @param[in] src0 First tensor input info. Data types supported: U8/QASYMM8/QASYMM8_SIGNED/QSYMM16/S16/S32/F16/F32 50 * @param[in] src1 Second tensor input info. Data types supported: U8/QASYMM8/QASYMM8_SIGNED/QSYMM16/S16/S32/F16/F32 51 * @param[out] dst Output tensor info. Data types supported: U8/QASYMM8/QASYMM8_SIGNED/QSYMM16/S16/S32/F16/F32 52 * @param[in] policy Policy to use to handle overflow. Convert policy cannot be WRAP if datatype is quantized. 53 * @param[in] act_info (Optional) Activation layer information in case of a fused activation. Currently not supported. 54 */ 55 void configure(const ITensorInfo *src0, const ITensorInfo *src1, ITensorInfo *dst, ConvertPolicy policy, const ActivationLayerInfo &act_info = ActivationLayerInfo()); 56 /** Static function to check if given info will lead to a valid configuration 57 * 58 * Similar to @ref CpuSub::configure() 59 * 60 * @return a status 61 */ 62 static Status validate(const ITensorInfo *src0, const ITensorInfo *src1, const ITensorInfo *dst, ConvertPolicy policy, const ActivationLayerInfo &act_info = ActivationLayerInfo()); 63 64 // Inherited methods overridden: 65 void run(ITensorPack &tensors) override; 66 }; 67 } // namespace cpu 68 } // namespace arm_compute 69 #endif /* ARM_COMPUTE_CPU_SUB_H */