From 0ded4c40578bc78003756d171f2bbe15f6ac72bc Mon Sep 17 00:00:00 2001 From: Manuel Bottini Date: Tue, 9 Mar 2021 14:15:27 +0000 Subject: Port Arm(R) Neon(TM) Quantization to new API Partially resolves: COMPMID-4193 Change-Id: I91dc964d4308687e76127c305a6bedca796f8ba0 Signed-off-by: Manuel Bottini Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/5246 Reviewed-by: Michalis Spyrou Comments-Addressed: Arm Jenkins Tested-by: Arm Jenkins --- src/core/cpu/kernels/CpuQuantizationKernel.h | 92 ++++++++++++++++++++++++++++ 1 file changed, 92 insertions(+) create mode 100644 src/core/cpu/kernels/CpuQuantizationKernel.h (limited to 'src/core/cpu/kernels/CpuQuantizationKernel.h') diff --git a/src/core/cpu/kernels/CpuQuantizationKernel.h b/src/core/cpu/kernels/CpuQuantizationKernel.h new file mode 100644 index 0000000000..74fd31f0e5 --- /dev/null +++ b/src/core/cpu/kernels/CpuQuantizationKernel.h @@ -0,0 +1,92 @@ +/* + * Copyright (c) 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_CPU_QUANTIZATIONKERNEL_H +#define ARM_COMPUTE_CPU_QUANTIZATIONKERNEL_H + +#include "src/core/common/Macros.h" +#include "src/core/cpu/ICpuKernel.h" + +namespace arm_compute +{ +namespace cpu +{ +namespace kernels +{ +/** Interface for the quantization layer kernel. + * + * @note The implementation supports only 3D input tensors + * + */ +class CpuQuantizationKernel : public ICpuKernel +{ +public: + /** Default constructor */ + CpuQuantizationKernel(); + ARM_COMPUTE_DISALLOW_COPY_ALLOW_MOVE(CpuQuantizationKernel); + /** Set the input, output. + * + * @param[in] src Source tensor info. The dimensions over the third will be interpreted as batches. Data types supported: QASYMM8/QASYMM8_SIGNED/F32/F16. + * @param[out] dst Destination tensor info with the same dimensions of input. Data types supported: QASYMM8/QASYMM8_SIGNED/QASYMM16. + * + * @note Output auto initialization is not supported by this kernel + */ + void configure(ITensorInfo *src, ITensorInfo *dst); + /** Static function to check if given info will lead to a valid configuration of @ref CpuQuantizationKernel + * + * @param[in] src Input tensor info. Data types supported: QASYMM8/QASYMM8_SIGNED/F32/F16. + * @param[in] dst Output tensor info. Data types supported: QASYMM8/QASYMM8_SIGNED/QASYMM16. + * + * @return a status + */ + static Status validate(const ITensorInfo *src, const ITensorInfo *dst); + + // Inherited methods overridden: + void run_op(ITensorPack &tensors, const Window &window, const ThreadInfo &info) override; + const char *name() const override; + +private: + /** Common signature for all the specialised @ref NEQuantizationLayerKernel functions + * + * @param[in] window Region on which to execute the kernel. + */ + using QuantizationFunctionExecutorPtr = void (CpuQuantizationKernel::*)(const ITensor *src, ITensor *dst, const Window &window); + /** Function to apply QASYMM8 or QASYMM8_SIGNED quantization on a tensor. + * + * @param[in] window Region on which to execute the kernel. + */ + template + void run_quantize_qasymm8(const ITensor *src, ITensor *dst, const Window &window); + /** Function to apply QASYMM16 quantization on a tensor. + * + * @param[in] window Region on which to execute the kernel. + */ + template + void run_quantize_qasymm16(const ITensor *src, ITensor *dst, const Window &window); + + QuantizationFunctionExecutorPtr _func; +}; +} // namespace kernels +} // namespace cpu +} // namespace arm_compute +#endif /*ARM_COMPUTE_CPU_QUANTIZATIONKERNEL_H */ -- cgit v1.2.1