1 /* 2 * Copyright (c) 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_CL_SUB_H 25 #define ARM_COMPUTE_CL_SUB_H 26 27 #include "src/gpu/cl/ClCompileContext.h" 28 #include "src/gpu/cl/IClOperator.h" 29 30 namespace arm_compute 31 { 32 namespace opencl 33 { 34 /** Basic function to run arithmetic subtraction 35 * 36 * @note The tensor data type for the inputs must be U8/QASYMM8/QASYMM8_SIGNED/S16/QSYMM16/S32/F16/F32. 37 * @note The function performs an arithmetic subtraction between two tensors. 38 */ 39 class ClSub : public IClOperator 40 { 41 public: 42 /** Configure function for a given list of arguments. 43 * 44 * Valid configurations (src1,src2) -> dst : 45 * 46 * - (U8,U8) -> U8 47 * - (U8,U8) -> S16 48 * - (S16,U8) -> S16 49 * - (U8,S16) -> S16 50 * - (S16,S16) -> S16 51 * - (S32,S32) -> S32 52 * - (F16,F16) -> F16 53 * - (F32,F32) -> F32 54 * - (QASYMM8,QASYMM8) -> QASYMM8 55 * - (QASYMM8_SIGNED,QASYMM8_SIGNED) -> QASYMM8_SIGNED 56 * - (QSYMM16,QSYMM16) -> QSYMM16 57 * 58 * @param[in] compile_context The compile context to be used. 59 * @param[in, out] src1 First source tensor info. Data types supported: U8/QASYMM8/QASYMM8_SIGNED/S16/QSYMM16/S32/F16/F32. 60 * The source tensor is [in, out] because its TensorInfo might be modified inside the kernel in case of broadcasting of dimension 0. 61 * @param[in, out] src2 Second source tensor info. Data types supported: U8/QASYMM8/QASYMM8_SIGNED/S16/QSYMM16/S32/F16/F32. 62 * The source tensor is [in, out] because its TensorInfo might be modified inside the kernel in case of broadcasting of dimension 0. 63 * @param[out] dst Destination tensor info. Data types supported: U8/QASYMM8/QASYMM8_SIGNED/S16/QSYMM16/S32/F16/F32. 64 * @param[in] policy Policy to use to handle overflow. 65 * @param[in] act_info (Optional) Activation layer information in case of a fused activation. 66 */ 67 void configure(const ClCompileContext &compile_context, ITensorInfo *src1, ITensorInfo *src2, ITensorInfo *dst, ConvertPolicy policy, 68 const ActivationLayerInfo &act_info = ActivationLayerInfo()); 69 /** Static function to check if given info will lead to a valid configuration 70 * 71 * Similar to @ref ClSub::configure() 72 * 73 * @return a status 74 */ 75 static Status validate(const ITensorInfo *src1, const ITensorInfo *src2, const ITensorInfo *dst, ConvertPolicy policy, 76 const ActivationLayerInfo &act_info = ActivationLayerInfo()); 77 }; 78 } // namespace opencl 79 } // namespace arm_compute 80 #endif /* ARM_COMPUTE_CL_SUB_H */ 81