diff options
Diffstat (limited to 'libs/ARMComputeEx/src/core/CL/kernels/CLHashtableLookupKernel.cpp')
| -rw-r--r-- | libs/ARMComputeEx/src/core/CL/kernels/CLHashtableLookupKernel.cpp | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/libs/ARMComputeEx/src/core/CL/kernels/CLHashtableLookupKernel.cpp b/libs/ARMComputeEx/src/core/CL/kernels/CLHashtableLookupKernel.cpp deleted file mode 100644 index cd7b21c6d..000000000 --- a/libs/ARMComputeEx/src/core/CL/kernels/CLHashtableLookupKernel.cpp +++ /dev/null @@ -1,177 +0,0 @@ -/* - * Copyright (c) 2018 Samsung Electronics Co., Ltd. All Rights Reserved - * Copyright (c) 2017 ARM Limited. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -#include "arm_compute/core/CL/kernels/CLHashtableLookupKernel.h" - -#include "arm_compute/core/CL/CLHelpers.h" -#include "arm_compute/core/CL/CLKernelLibraryEx.h" -#include "arm_compute/core/CL/ICLTensor.h" - -using namespace arm_compute; - -namespace -{ -constexpr unsigned int num_elems_processed_per_iteration = 16; - -std::pair<Status, Window> validate_and_configure_window(ITensorInfo *input, ITensorInfo *output) -{ - Window win = calculate_max_window(*output, Steps(num_elems_processed_per_iteration)); - AccessWindowHorizontal input_access(input, 0, num_elems_processed_per_iteration); - AccessWindowHorizontal output_access(output, 0, num_elems_processed_per_iteration); - - bool window_changed = update_window_and_padding(win, input_access, output_access); - input_access.set_valid_region(win, output->valid_region()); - - Status err = (window_changed) - ? ARM_COMPUTE_CREATE_ERROR(ErrorCode::RUNTIME_ERROR, "Insufficient Padding!") - : Status{}; - return std::make_pair(err, win); -} -} // namespace - -CLHashtableLookupKernel::CLHashtableLookupKernel() - : _input(nullptr), _output(nullptr), _lookups(nullptr) -{ -} - -Status CLHashtableLookupKernel::validate(const ITensorInfo *lookups, const ITensorInfo *keys, - const ITensorInfo *input, const ITensorInfo *output, - const ITensorInfo *hits) -{ - ARM_COMPUTE_ERROR_ON_NULLPTR(lookups, keys, input, output, hits); - ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN( - input, 1, DataType::U8, DataType::S8, DataType::QASYMM8, DataType::U16, DataType::S16, - DataType::U32, DataType::S32, DataType::F16, DataType::F32); - ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(lookups, 1, DataType::S32); - ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(keys, 1, DataType::S32); - ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(hits, 1, DataType::U8, DataType::QASYMM8); - ARM_COMPUTE_ERROR_ON_MISMATCHING_DATA_TYPES(input, output); - - ARM_COMPUTE_RETURN_ERROR_ON_MSG(output->tensor_shape().total_size() == 0, - "Output's shape was not set"); - - ARM_COMPUTE_ERROR_ON(lookups->dimensions(0) == hits->dimensions(0) && - output->dimension(output->num_dimensions() - 1) == lookups->dimension(0)); - ARM_COMPUTE_ERROR_ON(input->num_dimensions() < 2 && input->num_dimensions() > 4); - ARM_COMPUTE_ERROR_ON(lookups->num_dimensions() > 1); - ARM_COMPUTE_ERROR_ON(keys->num_dimensions() > 1); - ARM_COMPUTE_ERROR_ON(hits->num_dimensions() > 1); - - return Status{}; -} - -void CLHashtableLookupKernel::configure(const ICLTensor *lookups, const ICLTensor *keys, - const ICLTensor *input, ICLTensor *output, ICLTensor *hits) -{ - ARM_COMPUTE_ERROR_THROW_ON(validate(input->info(), output->info(), lookups->info())); - - _lookups = lookups; - _keys = keys; - _input = input; - _output = output; - _hits = hits; - - // Make _lookup_indices tensor - _lookup_indices = arm_compute::support::cpp14::make_unique<CLTensor>(); - _lookup_indices->allocator()->init( - TensorInfo(lookups->info()->tensor_shape(), lookups->info()->num_channels(), DataType::S32)); - _lookup_indices->allocator()->allocate(); - - // Set kernel build options - std::stringstream kernel_name; - std::set<std::string> build_opts; - kernel_name << "hashtable_lookup"; - - build_opts.emplace("-DDEPTH_OUT=" + support::cpp11::to_string(output->info()->dimension(2))); - build_opts.emplace("-DDATA_TYPE=" + get_cl_type_from_data_type(input->info()->data_type())); - build_opts.emplace("-DVEC_SIZE=" + support::cpp11::to_string(num_elems_processed_per_iteration)); - build_opts.emplace("-DNUM_DIMS=" + support::cpp11::to_string(_input->info()->num_dimensions())); - - // Create kernel - _kernel = static_cast<cl::Kernel>( - CLKernelLibraryEx::get().create_kernel(kernel_name.str(), build_opts)); - - // Configure kernel window - auto win_config = validate_and_configure_window(input->info(), output->info()); - ARM_COMPUTE_ERROR_THROW_ON(win_config.first); - ICLKernel::configure_internal(win_config.second); -} - -void CLHashtableLookupKernel::run(const Window &window, cl::CommandQueue &queue) -{ - ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); - ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(IKernel::window(), window); - - const_cast<ICLTensor *>(_lookups)->map(queue); - const_cast<ICLTensor *>(_keys)->map(queue); - _hits->map(queue); - _lookup_indices->map(queue); - - // Set values of hits - const int32_t *lookups_buf = - reinterpret_cast<int32_t *>(const_cast<ICLTensor *>(_lookups)->buffer()); - const int32_t *keys_buf = reinterpret_cast<int32_t *>(const_cast<ICLTensor *>(_keys)->buffer()); - uint8_t *hits_buf = reinterpret_cast<uint8_t *>(_hits->buffer()); - int32_t *lookup_indices_buf = reinterpret_cast<int32_t *>(_lookup_indices->buffer()); - - std::map<int32_t, size_t> key_map; - const size_t keys_num = _keys->info()->dimension(0); - for (size_t key_index = 0; key_index < keys_num; key_index++) - { - key_map[keys_buf[key_index]] = key_index; - } - - const size_t lookups_num = _lookups->info()->dimension(0); - for (size_t i = 0; i < lookups_num; ++i) - { - const auto lookup_value = lookups_buf[i]; - const auto it = key_map.find(lookup_value); - if (it != key_map.end()) - { -#if defined(DEBUG) - if (it->second >= lookups_num) - ARM_COMPUTE_ERROR("HashTable Lookup: index out of bounds."); -#endif // defined(DEBUG) - lookup_indices_buf[i] = static_cast<int32_t>(it->second); - hits_buf[i] = static_cast<uint8_t>(1); - } - else - { - lookup_indices_buf[i] = -1; - hits_buf[i] = static_cast<uint8_t>(0); - } - } - - const_cast<ICLTensor *>(_lookups)->unmap(queue); - const_cast<ICLTensor *>(_keys)->unmap(queue); - _hits->unmap(queue); - _lookup_indices->unmap(queue); - - Window win = window.collapse(ICLKernel::window(), 2, 4); - - Window win_lookup; - win_lookup.set(Window::DimX, Window::Dimension(0, 0, 0)); - - do - { - unsigned int idx = 0; - add_4D_tensor_argument(idx, _input, win); - add_4D_tensor_argument(idx, _output, win); - add_1D_tensor_argument(idx, _lookup_indices.get(), win_lookup); - - enqueue(queue, *this, win); - } while (window.slide_window_slice_4D(win) && window.slide_window_slice_1D(win_lookup)); -} |