| /* |
| * Copyright (c) 2017 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/runtime/NEON/functions/NEGEMMLowp.h" |
| |
| #include "arm_compute/core/Error.h" |
| #include "arm_compute/core/Helpers.h" |
| #include "arm_compute/core/ITensor.h" |
| #include "arm_compute/core/TensorInfo.h" |
| #include "arm_compute/core/Types.h" |
| #include "arm_compute/core/Validate.h" |
| #include "arm_compute/runtime/NEON/NEScheduler.h" |
| #include "arm_compute/runtime/TensorAllocator.h" |
| |
| using namespace arm_compute; |
| |
| NEGEMMLowp::NEGEMMLowp(std::shared_ptr<IMemoryManager> memory_manager) |
| : _memory_group(std::move(memory_manager)), _interleave_kernel(), _transpose_kernel(), _mm_kernel(), _tmp_a(), _tmp_b() |
| { |
| } |
| |
| void NEGEMMLowp::configure(const ITensor *a, const ITensor *b, ITensor *output, int32_t a_offset, int32_t b_offset, int32_t output_offset, int32_t output_mult_int, int32_t shift) |
| { |
| ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(a, 1, DataType::U8); |
| ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(b, 1, DataType::U8); |
| ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(output, 1, DataType::U8); |
| ARM_COMPUTE_ERROR_ON_MISMATCHING_DATA_TYPES(a, b, output); |
| ARM_COMPUTE_ERROR_ON_MSG(a->info()->dimension(0) != b->info()->dimension(1), "The product AB is defined only if the number of columns in A is equal to the number of rows in B"); |
| ARM_COMPUTE_ERROR_ON_MSG(a->info()->dimension(1) != output->info()->dimension(1), "The C matrix must have the same number of rows as the matrix A"); |
| ARM_COMPUTE_ERROR_ON_MSG(b->info()->dimension(0) != output->info()->dimension(0), "The C matrix must have the same number of columns as the matrix C"); |
| |
| /* The interleaved output matrix will have the following shape: [ a_height * 4, ceil(a_width / 4.0f) ] */ |
| TensorShape shape_tmp_a = a->info()->tensor_shape(); |
| shape_tmp_a.set(0, a->info()->dimension(0) * 4); |
| shape_tmp_a.set(1, std::ceil(a->info()->dimension(1) / 4.f)); |
| |
| TensorShape shape_tmp_b = b->info()->tensor_shape(); |
| shape_tmp_b.set(0, b->info()->dimension(1) * 16); |
| shape_tmp_b.set(1, std::ceil(b->info()->dimension(0) / 16.f)); |
| |
| TensorInfo info_a(shape_tmp_a, 1, a->info()->data_type()); |
| TensorInfo info_b(shape_tmp_b, 1, b->info()->data_type()); |
| _tmp_a.allocator()->init(info_a); |
| _tmp_b.allocator()->init(info_b); |
| |
| // Manage intermediate buffers |
| _memory_group.manage(&_tmp_a); |
| _memory_group.manage(&_tmp_b); |
| |
| _interleave_kernel.configure(a, &_tmp_a); |
| _transpose_kernel.configure(b, &_tmp_b); |
| _mm_kernel.configure(&_tmp_a, &_tmp_b, output, a_offset, b_offset, output_offset, output_mult_int, shift); |
| |
| _tmp_a.allocator()->allocate(); |
| _tmp_b.allocator()->allocate(); |
| } |
| |
| void NEGEMMLowp::run() |
| { |
| _memory_group.acquire(); |
| |
| /* Run interleave kernel */ |
| NEScheduler::get().schedule(&_interleave_kernel, Window::DimY); |
| |
| /* Run transpose kernel */ |
| NEScheduler::get().schedule(&_transpose_kernel, Window::DimY); |
| |
| /* Run matrix multiply kernel */ |
| NEScheduler::get().schedule(&_mm_kernel, Window::DimY); |
| |
| _memory_group.release(); |
| } |