| /* |
| * Copyright (c) 2018-2021 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. |
| */ |
| #include "src/cpu/kernels/CpuFillKernel.h" |
| |
| #include "arm_compute/core/Helpers.h" |
| #include "arm_compute/core/ITensor.h" |
| #include "arm_compute/core/Utils.h" |
| #include "arm_compute/core/Validate.h" |
| #include "arm_compute/core/Window.h" |
| #include "src/core/helpers/AutoConfiguration.h" |
| #include "src/core/helpers/WindowHelpers.h" |
| |
| namespace arm_compute |
| { |
| namespace cpu |
| { |
| namespace kernels |
| { |
| void CpuFillKernel::configure(const ITensorInfo *tensor, const PixelValue &constant_value) |
| { |
| ARM_COMPUTE_ERROR_ON_NULLPTR(tensor); |
| _constant_value = constant_value; |
| |
| // Configure kernel window |
| Window win = calculate_max_window(*tensor, Steps()); |
| ICpuKernel::configure(win); |
| } |
| |
| void CpuFillKernel::run_op(ITensorPack &tensors, const Window &window, const ThreadInfo &info) |
| { |
| ARM_COMPUTE_UNUSED(info); |
| ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); |
| ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(ICpuKernel::window(), window); |
| |
| auto inout = tensors.get_tensor(TensorType::ACL_SRC_DST); |
| |
| // Collapse all the batches on the third dimension |
| bool has_collapsed = true; |
| Window collapsed = window.collapse_if_possible(window, Window::DimZ, &has_collapsed); |
| ARM_COMPUTE_ERROR_ON(!has_collapsed); |
| |
| uint8_t *const start_valid_region = inout->ptr_to_element(inout->info()->valid_region().anchor); |
| const auto window_width = static_cast<int>(collapsed.x().end()) - static_cast<int>(collapsed.x().start()); |
| const size_t element_size = inout->info()->element_size(); |
| |
| // Unroll X dimension |
| collapsed.set(Window::DimX, Window::Dimension(0, 1, 1)); |
| |
| Iterator tensor_it(inout, collapsed); |
| execute_window_loop(collapsed, [&](const Coordinates &) |
| { |
| uint8_t *base_addr = start_valid_region + tensor_it.offset(); |
| // Set memory |
| for(int i = 0; i < window_width; ++i) |
| { |
| std::memcpy(base_addr + i * element_size, &_constant_value.value, element_size); |
| } |
| |
| }, |
| tensor_it); |
| } |
| |
| const char *CpuFillKernel::name() const |
| { |
| return "CpuFillKernel"; |
| } |
| } // namespace kernels |
| } // namespace cpu |
| } // namespace arm_compute |