Giorgio Arena | 205eed8 | 2019-08-14 10:13:50 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2019 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 | #include "arm_compute/core/CL/kernels/CLPadLayerKernel.h" |
| 25 | |
| 26 | #include "arm_compute/core/CL/CLHelpers.h" |
Michele Di Giorgio | 4c268b9 | 2019-09-20 14:01:48 +0100 | [diff] [blame^] | 27 | #include "arm_compute/core/utils/misc/ShapeCalculator.h" |
Giorgio Arena | 205eed8 | 2019-08-14 10:13:50 +0100 | [diff] [blame] | 28 | |
| 29 | namespace arm_compute |
| 30 | { |
| 31 | namespace |
| 32 | { |
| 33 | Status validate_arguments(const ITensorInfo *input, const ITensorInfo *output, const PaddingList &padding, PixelValue constant_value, PaddingMode mode) |
| 34 | { |
| 35 | ARM_COMPUTE_UNUSED(input, output, constant_value); |
| 36 | ARM_COMPUTE_RETURN_ERROR_ON(padding.empty()); |
| 37 | ARM_COMPUTE_RETURN_ERROR_ON_MSG(mode != PaddingMode::CONSTANT, "Only CONSTANT mode supported."); |
| 38 | |
| 39 | return Status{}; |
| 40 | } |
| 41 | |
| 42 | std::pair<Status, Window> validate_and_configure_window(ITensorInfo *input, ITensorInfo *output, const PaddingList &padding, PixelValue constant_value, PaddingMode mode) |
| 43 | { |
| 44 | ARM_COMPUTE_UNUSED(constant_value, mode); |
Michele Di Giorgio | 4c268b9 | 2019-09-20 14:01:48 +0100 | [diff] [blame^] | 45 | // Output auto initialization if not yet initialized |
| 46 | const TensorShape expected_output_shape = arm_compute::misc::shape_calculator::compute_padded_shape(input->tensor_shape(), padding); |
| 47 | auto_init_if_empty(*output, input->clone()->set_tensor_shape(expected_output_shape)); |
| 48 | |
Giorgio Arena | 205eed8 | 2019-08-14 10:13:50 +0100 | [diff] [blame] | 49 | const unsigned int num_elems_processed_per_iteration = std::min(16U, 32U / static_cast<unsigned int>(element_size_from_data_type(input->data_type()))); |
| 50 | |
| 51 | // Configure kernel window |
| 52 | Window win = calculate_max_window(*output, Steps(num_elems_processed_per_iteration)); |
| 53 | |
| 54 | const int input_start_x = -(padding.at(0).first % num_elems_processed_per_iteration); |
| 55 | const int input_start_y = padding.size() > 1 ? -padding.at(1).first : 0; |
| 56 | |
| 57 | AccessWindowRectangle input_access(input, input_start_x, input_start_y, num_elems_processed_per_iteration, 1); |
| 58 | AccessWindowHorizontal output_access(output, 0, num_elems_processed_per_iteration); |
| 59 | |
| 60 | const bool window_changed = update_window_and_padding(win, input_access, output_access); |
| 61 | output_access.set_valid_region(win, ValidRegion(Coordinates(), output->tensor_shape())); |
| 62 | |
| 63 | Status err = (window_changed) ? ARM_COMPUTE_CREATE_ERROR(ErrorCode::RUNTIME_ERROR, "Insufficient Padding!") : Status{}; |
| 64 | return std::make_pair(err, win); |
| 65 | } |
| 66 | } // namespace |
| 67 | |
| 68 | CLPadLayerKernel::CLPadLayerKernel() |
| 69 | : _input(nullptr), _output(nullptr), _input_start_x(0), _input_start_y(0) |
| 70 | { |
| 71 | } |
| 72 | |
| 73 | void CLPadLayerKernel::configure(const ICLTensor *input, ICLTensor *output, const PaddingList &padding, PixelValue constant_value, PaddingMode mode) |
| 74 | { |
Michele Di Giorgio | 4c268b9 | 2019-09-20 14:01:48 +0100 | [diff] [blame^] | 75 | // Perform validation step |
Giorgio Arena | 205eed8 | 2019-08-14 10:13:50 +0100 | [diff] [blame] | 76 | ARM_COMPUTE_ERROR_ON_NULLPTR(input, output); |
Giorgio Arena | 205eed8 | 2019-08-14 10:13:50 +0100 | [diff] [blame] | 77 | ARM_COMPUTE_ERROR_THROW_ON(validate_arguments(input->info(), output->info(), padding, constant_value, mode)); |
| 78 | |
| 79 | _input = input; |
| 80 | _output = output; |
| 81 | |
| 82 | // Set build options |
| 83 | const unsigned int num_elems_processed_per_iteration = std::min(16U, 32U / static_cast<unsigned int>(element_size_from_data_type(input->info()->data_type()))); |
| 84 | _input_start_x = -(padding.at(0).first % num_elems_processed_per_iteration); |
| 85 | _input_start_y = padding.size() > 1 ? -padding.at(1).first : 0; |
| 86 | |
| 87 | CLBuildOptions build_opts; |
| 88 | build_opts.add_option("-DDATA_TYPE=" + get_cl_type_from_data_type(input->info()->data_type())); |
| 89 | build_opts.add_option("-DVEC_SIZE=" + support::cpp11::to_string(num_elems_processed_per_iteration)); |
| 90 | build_opts.add_option("-DCONST_VAL=" + string_from_pixel_value(constant_value, input->info()->data_type())); |
| 91 | build_opts.add_option("-DPAD_LEFT=" + support::cpp11::to_string(padding.at(0).first)); |
| 92 | build_opts.add_option("-DSRC_WIDTH=" + support::cpp11::to_string(input->info()->dimension(0))); |
| 93 | build_opts.add_option("-DSELECT_DT=" + get_cl_select_type_from_data_type(input->info()->data_type())); |
| 94 | build_opts.add_option_if(padding.at(0).first > num_elems_processed_per_iteration, "-DTHREADS_TO_SKIP_X=" + support::cpp11::to_string(padding.at(0).first / num_elems_processed_per_iteration)); |
| 95 | |
| 96 | if(padding.size() > 1) |
| 97 | { |
| 98 | build_opts.add_option("-DPAD_TOP=" + support::cpp11::to_string(padding.at(1).first)); |
| 99 | build_opts.add_option("-DSRC_HEIGHT=" + support::cpp11::to_string(input->info()->dimension(1))); |
| 100 | |
| 101 | if(padding.size() > 2) |
| 102 | { |
| 103 | build_opts.add_option("-DPAD_NEAR=" + support::cpp11::to_string(padding.at(2).first)); |
| 104 | build_opts.add_option("-DSRC_DEPTH=" + support::cpp11::to_string(input->info()->dimension(2))); |
Matthew Jackson | c2a6059 | 2019-08-30 15:19:42 +0100 | [diff] [blame] | 105 | |
| 106 | if(padding.size() > 3) |
| 107 | { |
| 108 | build_opts.add_option("-DPAD_BTOP=" + support::cpp11::to_string(padding.at(3).first)); |
| 109 | build_opts.add_option("-DSRC_BATCH=" + support::cpp11::to_string(input->info()->dimension(3))); |
| 110 | } |
Giorgio Arena | 205eed8 | 2019-08-14 10:13:50 +0100 | [diff] [blame] | 111 | } |
| 112 | } |
| 113 | |
| 114 | // Create kernel |
| 115 | _kernel = static_cast<cl::Kernel>(CLKernelLibrary::get().create_kernel("pad_layer", build_opts.options())); |
| 116 | |
| 117 | // Configure kernel window |
| 118 | auto win_config = validate_and_configure_window(input->info(), output->info(), padding, constant_value, mode); |
| 119 | ARM_COMPUTE_ERROR_THROW_ON(win_config.first); |
| 120 | ICLKernel::configure_internal(win_config.second); |
| 121 | } |
| 122 | |
| 123 | Status CLPadLayerKernel::validate(const ITensorInfo *input, const ITensorInfo *output, const PaddingList &padding, PixelValue constant_value, PaddingMode mode) |
| 124 | { |
| 125 | ARM_COMPUTE_RETURN_ON_ERROR(validate_arguments(input, output, padding, constant_value, mode)); |
| 126 | ARM_COMPUTE_RETURN_ON_ERROR(validate_and_configure_window(input->clone().get(), output->clone().get(), padding, constant_value, mode).first); |
| 127 | |
| 128 | return Status{}; |
| 129 | } |
| 130 | |
| 131 | void CLPadLayerKernel::run(const Window &window, cl::CommandQueue &queue) |
| 132 | { |
| 133 | ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); |
| 134 | ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(ICLKernel::window(), window); |
| 135 | |
| 136 | Window win_in = window; |
| 137 | win_in.adjust(Window::DimX, _input_start_x, true); |
| 138 | win_in.adjust(Window::DimY, _input_start_y, true); |
| 139 | |
Michele Di Giorgio | 4c268b9 | 2019-09-20 14:01:48 +0100 | [diff] [blame^] | 140 | Window slice_out = window.first_slice_window_3D(); |
| 141 | Window slice_in = win_in.first_slice_window_3D(); |
| 142 | unsigned int batch = 0; |
Giorgio Arena | 205eed8 | 2019-08-14 10:13:50 +0100 | [diff] [blame] | 143 | do |
| 144 | { |
| 145 | unsigned int idx = 0; |
| 146 | add_3D_tensor_argument(idx, _input, slice_in); |
| 147 | add_3D_tensor_argument(idx, _output, slice_out); |
Matthew Jackson | c2a6059 | 2019-08-30 15:19:42 +0100 | [diff] [blame] | 148 | add_argument<unsigned int>(idx, batch++); |
Giorgio Arena | 205eed8 | 2019-08-14 10:13:50 +0100 | [diff] [blame] | 149 | |
Georgios Pinitas | 275f99c | 2019-08-23 12:44:11 +0100 | [diff] [blame] | 150 | enqueue(queue, *this, slice_out, lws_hint()); |
Giorgio Arena | 205eed8 | 2019-08-14 10:13:50 +0100 | [diff] [blame] | 151 | } |
| 152 | while(window.slide_window_slice_3D(slice_out) && win_in.slide_window_slice_3D(slice_in)); |
| 153 | } |
| 154 | } // namespace arm_compute |