| /* |
| * Copyright (c) 2017-2020 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. |
| */ |
| #include "arm_compute/core/NEON/kernels/NEDepthwiseConvolutionLayer3x3Kernel.h" |
| #include "arm_compute/core/NEON/kernels/detail/NEDirectConvolutionDetail.h" |
| |
| #include "arm_compute/core/AccessWindowStatic.h" |
| #include "arm_compute/core/CPP/Validate.h" |
| #include "arm_compute/core/Coordinates.h" |
| #include "arm_compute/core/Error.h" |
| #include "arm_compute/core/Helpers.h" |
| #include "arm_compute/core/ITensor.h" |
| #include "arm_compute/core/NEON/INEKernel.h" |
| #include "arm_compute/core/TensorInfo.h" |
| #include "arm_compute/core/TensorShape.h" |
| #include "arm_compute/core/Types.h" |
| #include "arm_compute/core/Utils.h" |
| #include "arm_compute/core/Validate.h" |
| #include "arm_compute/core/Window.h" |
| #include "arm_compute/core/utils/misc/ShapeCalculator.h" |
| |
| namespace arm_compute |
| { |
| namespace |
| { |
| template <typename T1, typename T2, unsigned int stridex> |
| class convolver_3x3 |
| { |
| public: |
| static void convolve(const Window &window, unsigned int num_elems_written_per_iteration, |
| const ITensor *input, const ITensor *weights, ITensor *output, const PadStrideInfo &conv_info, unsigned int depth_multiplier, const Size2D &dilation) |
| { |
| const int input_offset = -input->info()->quantization_info().uniform().offset; |
| const int weights_offset = -weights->info()->quantization_info().uniform().offset; |
| |
| const int input_stride_x = input->info()->strides_in_bytes().x(); |
| const int input_stride_y = input->info()->strides_in_bytes().y(); |
| const int input_stride_z = input->info()->strides_in_bytes().z(); |
| const int input_stride_w = input->info()->strides_in_bytes()[3]; |
| const int output_stride_y = output->info()->strides_in_bytes().y(); |
| const int kernel_stride_y = weights->info()->strides_in_bytes().y(); |
| const int kernel_stride_z = weights->info()->strides_in_bytes().z(); |
| const int output_w = output->info()->dimension(0); |
| const int output_h = output->info()->dimension(1); |
| const int delta_input = detail::get_input_num_elems_processed(num_elems_written_per_iteration, stridex); |
| const unsigned int conv_stride_y = std::get<1>(conv_info.stride()); |
| const unsigned int conv_pad_x = conv_info.pad_left(); |
| const unsigned int conv_pad_y = conv_info.pad_top(); |
| |
| // setup output window for the iterator |
| Window window_out = window; |
| window_out.set(Window::DimX, Window::Dimension(0, output->info()->dimension(Window::DimX), output->info()->dimension(Window::DimX))); |
| window_out.set(Window::DimY, Window::Dimension(0, output->info()->dimension(Window::DimY), output->info()->dimension(Window::DimY))); |
| |
| // setup input window for the iterator |
| Window window_in = window; |
| // Iteration of input is taken care of in execute_window_loop |
| window_in.set(Window::DimX, Window::Dimension(0, 0, 0)); |
| window_in.set(Window::DimY, Window::Dimension(0, 0, 0)); |
| window_in.set(Window::DimZ, Window::Dimension(0, 0, 0)); |
| |
| Window window_k = calculate_max_window(*weights->info(), Steps(1u)); |
| |
| Iterator in(input, window_in); |
| Iterator out(output, window_out); |
| Iterator w(weights, window_k); |
| |
| const uint8_t *weights_ptr = w.ptr(); |
| |
| execute_window_loop(window_out, [&](const Coordinates & id) |
| { |
| int ih = 0; |
| int oh = 0; |
| |
| const uint8_t *input_ptr = in.ptr() - conv_pad_x * input_stride_x - conv_pad_y * input_stride_y + (id.z() / depth_multiplier) * input_stride_z + input_stride_w * id[3]; |
| const uint8_t *ptr_weights_base = weights_ptr + id.z() * kernel_stride_z; |
| |
| const auto ptr_weights_r0 = reinterpret_cast<const T1 *>(ptr_weights_base); |
| const auto ptr_weights_r1 = reinterpret_cast<const T1 *>(ptr_weights_base + kernel_stride_y); |
| const auto ptr_weights_r2 = reinterpret_cast<const T1 *>(ptr_weights_base + kernel_stride_y * 2); |
| const auto vw_r0 = detail::load_matrix_row(ptr_weights_r0, weights_offset); |
| const auto vw_r1 = detail::load_matrix_row(ptr_weights_r1, weights_offset); |
| const auto vw_r2 = detail::load_matrix_row(ptr_weights_r2, weights_offset); |
| |
| for(ih = 0, oh = 0; oh < output_h; ++oh, ih += conv_stride_y) |
| { |
| auto in_top = reinterpret_cast<const T1 *>(input_ptr + (ih + 0) * input_stride_y); |
| auto in_mid = reinterpret_cast<const T1 *>(input_ptr + (ih + dilation.y()) * input_stride_y); |
| auto in_low = reinterpret_cast<const T1 *>(input_ptr + (ih + 2 * dilation.y()) * input_stride_y); // uint8/int8 |
| auto p_out = reinterpret_cast<T2 *>(out.ptr() + oh * output_stride_y); // int32 |
| |
| for(int ow = 0; ow < output_w; ow += num_elems_written_per_iteration, |
| in_top += delta_input, in_mid += delta_input, in_low += delta_input, |
| p_out += num_elems_written_per_iteration) |
| { |
| if(dilation == Size2D(1U, 1U)) |
| { |
| detail::convolve_3x3<false>(in_top, in_mid, in_low, p_out, vw_r0, vw_r1, vw_r2, stridex, input_offset); |
| } |
| else |
| { |
| auto vres = detail::convolve_3x3_dilation(in_top, in_mid, in_low, vw_r0, vw_r1, vw_r2, dilation.x(), stridex, input_offset); |
| detail::store_results<stridex>(p_out, vres); |
| } |
| } |
| } |
| }, |
| out); |
| } |
| }; |
| |
| template <typename T1, typename T2> |
| inline void convolve_3x3(const Window &window, unsigned int num_elems_written_per_iteration, |
| const ITensor *input, const ITensor *weights, ITensor *output, |
| const PadStrideInfo &conv_info, unsigned int depth_multiplier, const Size2D &dilation) |
| { |
| const unsigned int conv_stride_x = std::get<0>(conv_info.stride()); |
| switch(conv_stride_x) |
| { |
| case 1: |
| convolver_3x3<T1, T2, 1>::convolve(window, num_elems_written_per_iteration, input, weights, output, conv_info, depth_multiplier, dilation); |
| break; |
| case 2: |
| convolver_3x3<T1, T2, 2>::convolve(window, num_elems_written_per_iteration, input, weights, output, conv_info, depth_multiplier, dilation); |
| break; |
| case 3: |
| convolver_3x3<T1, T2, 3>::convolve(window, num_elems_written_per_iteration, input, weights, output, conv_info, depth_multiplier, dilation); |
| break; |
| default: |
| ARM_COMPUTE_ERROR("Not implemented"); |
| } |
| } |
| |
| Status validate_arguments(const ITensorInfo *input, const ITensorInfo *weights, const ITensorInfo *output, const PadStrideInfo &conv_info, unsigned int depth_multiplier, const Size2D &dilation) |
| { |
| ARM_COMPUTE_RETURN_ERROR_ON_CPU_F16_UNSUPPORTED(input); |
| ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::QASYMM8, DataType::QASYMM8_SIGNED, DataType::F16, DataType::F32); |
| ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(input, weights); |
| |
| const DataLayout data_layout = input->data_layout(); |
| const unsigned int width_idx = get_data_layout_dimension_index(data_layout, DataLayoutDimension::WIDTH); |
| const unsigned int height_idx = get_data_layout_dimension_index(data_layout, DataLayoutDimension::HEIGHT); |
| |
| ARM_COMPUTE_RETURN_ERROR_ON(weights->dimension(width_idx) != 3 || weights->dimension(height_idx) != 3); |
| ARM_COMPUTE_RETURN_ERROR_ON(conv_info.stride().first < 1 || conv_info.stride().first > 3); |
| |
| if(output->total_size() != 0) |
| { |
| const TensorShape output_shape = misc::shape_calculator::compute_depthwise_convolution_shape(*input, *weights, conv_info, depth_multiplier, dilation); |
| ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DIMENSIONS(output->tensor_shape(), output_shape); |
| |
| if(is_data_type_quantized_asymmetric(input->data_type())) |
| { |
| ARM_COMPUTE_RETURN_ERROR_ON(output->data_type() != DataType::S32); |
| } |
| else |
| { |
| ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(input, output); |
| } |
| } |
| |
| return Status{}; |
| } |
| |
| std::pair<Status, Window> validate_and_configure_window(ITensorInfo *input, ITensorInfo *weights, ITensorInfo *output, const PadStrideInfo &conv_info, unsigned int depth_multiplier, |
| const Size2D &dilation) |
| { |
| Window win; |
| bool window_changed = false; |
| |
| // Get convolved dimensions |
| const TensorShape output_shape = misc::shape_calculator::compute_depthwise_convolution_shape(*input, *weights, conv_info, depth_multiplier, dilation); |
| const DataType output_dt = is_data_type_quantized_asymmetric(input->data_type()) ? DataType::S32 : input->data_type(); |
| |
| // Output auto inizialitation if not yet initialized |
| auto_init_if_empty(*output, input->clone()->set_is_resizable(true).reset_padding().set_tensor_shape(output_shape).set_data_type(output_dt).set_quantization_info(output->quantization_info())); |
| |
| // Configure kernel window (generic) |
| const unsigned int conv_stride_x = conv_info.stride().first; |
| const unsigned int conv_stride_y = conv_info.stride().second; |
| const unsigned int conv_pad_top = conv_info.pad_top(); |
| const unsigned int conv_pad_left = conv_info.pad_left(); |
| |
| unsigned int num_elems_written_per_iteration = 16 >> conv_stride_x; |
| unsigned int num_elems_read_per_iteration = 0; |
| |
| switch(input->data_type()) |
| { |
| case DataType::QASYMM8: |
| case DataType::QASYMM8_SIGNED: |
| num_elems_read_per_iteration = 16 + 15 * (dilation.x() - 1); |
| break; |
| #ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC |
| case DataType::F16: |
| num_elems_written_per_iteration = 32 >> conv_stride_x; |
| num_elems_read_per_iteration = 24 + 23 * (dilation.x() - 1); |
| break; |
| #endif // __ARM_FEATURE_FP16_VECTOR_ARITHMETIC |
| case DataType::F32: |
| num_elems_read_per_iteration = 12 + 11 * (dilation.x() - 1); |
| break; |
| default: |
| ARM_COMPUTE_ERROR("Data type not supported."); |
| } |
| |
| // Configure kernel window |
| win = calculate_max_window(*output, Steps(num_elems_written_per_iteration)); |
| |
| AccessWindowRectangle input_access(input, -conv_pad_left, -conv_pad_top, num_elems_read_per_iteration, 3 + 2 * (dilation.y() - 1), conv_stride_x, conv_stride_y); |
| AccessWindowStatic weights_access(weights, 0, 0, 3, 3); |
| AccessWindowHorizontal output_access(output, 0, num_elems_written_per_iteration); |
| |
| window_changed = update_window_and_padding(win, input_access, weights_access, output_access); |
| output_access.set_valid_region(win, ValidRegion(Coordinates(), output->tensor_shape())); |
| |
| Status err = (window_changed) ? ARM_COMPUTE_CREATE_ERROR(ErrorCode::RUNTIME_ERROR, "Insufficient Padding!") : Status{}; |
| return std::make_pair(err, win); |
| } |
| } // namespace |
| |
| NEDepthwiseConvolutionLayer3x3Kernel::NEDepthwiseConvolutionLayer3x3Kernel() |
| : _border_size(0), _input(), _output(), _weights(), _conv_info(), _num_elems_written_per_iteration(0), _depth_multiplier(1), _dilation() |
| { |
| } |
| |
| BorderSize NEDepthwiseConvolutionLayer3x3Kernel::border_size() const |
| { |
| return _border_size; |
| } |
| |
| void NEDepthwiseConvolutionLayer3x3Kernel::configure(const ITensor *input, const ITensor *weights, ITensor *output, const PadStrideInfo &conv_info, unsigned int depth_multiplier, |
| const Size2D &dilation) |
| { |
| ARM_COMPUTE_ERROR_ON_NULLPTR(input, weights, output); |
| ARM_COMPUTE_ERROR_THROW_ON(validate_arguments(input->info(), weights->info(), output->info(), conv_info, depth_multiplier, dilation)); |
| |
| _input = input; |
| _output = output; |
| _weights = weights; |
| _conv_info = conv_info; |
| _depth_multiplier = depth_multiplier; |
| switch(input->info()->data_type()) |
| { |
| case DataType::QASYMM8: |
| case DataType::QASYMM8_SIGNED: |
| case DataType::F32: |
| _num_elems_written_per_iteration = 16 >> _conv_info.stride().first; |
| break; |
| case DataType::F16: |
| _num_elems_written_per_iteration = 32 >> _conv_info.stride().first; |
| break; |
| default: |
| ARM_COMPUTE_ERROR("Data type not supported."); |
| } |
| _border_size = BorderSize(_conv_info.pad_top(), _conv_info.pad_right(), _conv_info.pad_bottom(), _conv_info.pad_left()); |
| _dilation = dilation; |
| auto win_config = validate_and_configure_window(_input->info(), _weights->info(), _output->info(), _conv_info, _depth_multiplier, dilation); |
| ARM_COMPUTE_ERROR_THROW_ON(win_config.first); |
| INEKernel::configure(win_config.second); |
| } |
| |
| Status NEDepthwiseConvolutionLayer3x3Kernel::validate(const ITensorInfo *input, const ITensorInfo *weights, const ITensorInfo *output, const PadStrideInfo &conv_info, unsigned int depth_multiplier, |
| const Size2D &dilation) |
| { |
| ARM_COMPUTE_RETURN_ON_ERROR(validate_arguments(input, weights, output, conv_info, depth_multiplier, dilation)); |
| ARM_COMPUTE_RETURN_ON_ERROR(validate_and_configure_window(input->clone().get(), weights->clone().get(), output->clone().get(), conv_info, depth_multiplier, dilation).first); |
| return Status{}; |
| } |
| |
| void NEDepthwiseConvolutionLayer3x3Kernel::run(const Window &window, const ThreadInfo &info) |
| { |
| ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); |
| ARM_COMPUTE_UNUSED(info); |
| |
| ARM_COMPUTE_UNUSED(info); |
| |
| switch(_input->info()->data_type()) |
| { |
| #ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC |
| case DataType::F16: |
| convolve_3x3<float16_t, float16_t>(window, _num_elems_written_per_iteration, _input, _weights, _output, _conv_info, _depth_multiplier, _dilation); |
| break; |
| #endif // __ARM_FEATURE_FP16_VECTOR_ARITHMETIC |
| case DataType::F32: |
| convolve_3x3<float, float>(window, _num_elems_written_per_iteration, _input, _weights, _output, _conv_info, _depth_multiplier, _dilation); |
| break; |
| case DataType::QASYMM8: |
| convolve_3x3<uint8_t, int32_t>(window, _num_elems_written_per_iteration, _input, _weights, _output, _conv_info, _depth_multiplier, _dilation); |
| break; |
| case DataType::QASYMM8_SIGNED: |
| convolve_3x3<int8_t, int32_t>(window, _num_elems_written_per_iteration, _input, _weights, _output, _conv_info, _depth_multiplier, _dilation); |
| break; |
| default: |
| ARM_COMPUTE_ERROR("Not implemented"); |
| } |
| } |
| } // namespace arm_compute |