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Diffstat (limited to 'src/runtime/gpu/cl/operators/ClGemmLowpOutputStage.h')
-rw-r--r-- | src/runtime/gpu/cl/operators/ClGemmLowpOutputStage.h | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/src/runtime/gpu/cl/operators/ClGemmLowpOutputStage.h b/src/runtime/gpu/cl/operators/ClGemmLowpOutputStage.h new file mode 100644 index 0000000000..33b82fcafa --- /dev/null +++ b/src/runtime/gpu/cl/operators/ClGemmLowpOutputStage.h @@ -0,0 +1,88 @@ +/* + * Copyright (c) 2017-2021 Arm Limited. + * + * SPDX-License-Identifier: MIT + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ +#ifndef ARM_COMPUTE_CL_GEMMLOWP_OUTPUT_STAGE_H +#define ARM_COMPUTE_CL_GEMMLOWP_OUTPUT_STAGE_H + +#include "src/core/gpu/cl/ClCompileContext.h" +#include "src/runtime/gpu/cl/IClOperator.h" + +/** This file contains all available output stages for GEMMLowp on OpenCL. + * + * In gemmlowp, the "output stage" is the process that takes a final int32 accumulator value (the output of @ref CLGEMMLowpMatrixMultiplyCore), + * and processes it to obtain the final QASYMM8/QASYMM8_SIGNED value. + * + * More information about the GEMMLowp output stage can be found at https://github.com/google/gemmlowp/blob/master/doc/output.md + */ + +namespace arm_compute +{ +namespace opencl +{ +/** Basic function to execute GEMMLowpQuantizeDown kernels on CL. + * + * This function calls the following CL kernels: + * + * -# @ref opencl::kernels::ClGemmLowpQuantizeDownInt32ScaleKernel + * -# @ref opencl::kernels::ClGemmLowpQuantizeDownInt32ScaleByFloatKernel + * -# @ref opencl::kernels::ClGemmLowpQuantizeDownInt32ScaleByFixedPointKernel +*/ +class ClGemmLowpOutputStage : public IClOperator +{ +public: + /** Constructor */ + ClGemmLowpOutputStage() = default; + /** Initialise the kernel's inputs, output + * + * Valid data layouts: + * - All + * + * Valid data type configurations: + * |src0 |src1 |dst | + * |:--------------|:-------------|:-------------| + * |S32 |S32 |QASYMM8 | + * |S32 |S32 |QASYMM8_SIGNED| + * |S32 |S32 |QSYMM16 | + * + * @param[in] compile_context The compile context to be used. + * @param[in] src Source tensor. Data type supported: S32 + * @param[in] bias Biases tensor. Only shared biases supported and it can be a nullptr if the biases addition is not required. + * Biases are 1D tensor with dimensions [OFM]. Data type supported: Same as @p src. + * @param[out] dst Destination tensor. Data type supported: QASYMM8/QASYMM8_SIGNED + * @param[in] info GEMMLowp output stage metadata. + */ + void configure(const CLCompileContext &compile_context, const ITensorInfo *src, const ITensorInfo *bias, ITensorInfo *dst, const GEMMLowpOutputStageInfo &info); + /** Static function to check if given info will lead to a valid configuration + * + * Similar to ClGemmLowpOutputStage::configure() + * + * @return a status + */ + static Status validate(const ITensorInfo *src, const ITensorInfo *bias, const ITensorInfo *dst, const GEMMLowpOutputStageInfo &info); + + // Inherited methods overridden: + void run(ITensorPack &tensors) override; +}; +} // namespace opencl +} // namespace arm_compute +#endif /* ARM_COMPUTE_CL_GEMMLOWP_OUTPUT_STAGE_H */ |