1 /*
2 * Copyright (c) 2017-2019 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
25 #include "arm_compute/runtime/GLES_COMPUTE/functions/GCNormalizationLayer.h"
26
27 #include "arm_compute/core/Error.h"
28 #include "arm_compute/core/PixelValue.h"
29 #include "arm_compute/core/TensorInfo.h"
30 #include "arm_compute/core/Types.h"
31 #include "arm_compute/core/Validate.h"
32 #include "arm_compute/runtime/GLES_COMPUTE/GCScheduler.h"
33
34 using namespace arm_compute;
35
GCNormalizationLayer(std::shared_ptr<IMemoryManager> memory_manager)36 GCNormalizationLayer::GCNormalizationLayer(std::shared_ptr<IMemoryManager> memory_manager)
37 : _memory_group(std::move(memory_manager)), _squared_input(), _norm_kernel(), _multiply_kernel(), _border_handler()
38 {
39 }
40
configure(const IGCTensor * input,IGCTensor * output,const NormalizationLayerInfo & norm_info)41 void GCNormalizationLayer::configure(const IGCTensor *input, IGCTensor *output, const NormalizationLayerInfo &norm_info)
42 {
43 ARM_COMPUTE_ERROR_ON(input == nullptr);
44
45 _squared_input.allocator()->init(TensorInfo(input->info()->tensor_shape(), 1, input->info()->data_type()));
46 _memory_group.manage(&_squared_input);
47
48 _norm_kernel.configure(input, &_squared_input, output, norm_info);
49 _multiply_kernel.configure(input, input, &_squared_input, 1.0f);
50 // Fill the border by 3 elements since we need vload4 in the IN_MAP normalization kernel
51 _border_handler.configure(&_squared_input, _norm_kernel.border_size(), BorderMode::CONSTANT, PixelValue());
52
53 // Allocate intermediate buffers
54 _squared_input.allocator()->allocate();
55 }
56
run()57 void GCNormalizationLayer::run()
58 {
59 MemoryGroupResourceScope scope_mg(_memory_group);
60
61 GCScheduler::get().dispatch(_multiply_kernel, false);
62 GCScheduler::get().memory_barrier();
63 GCScheduler::get().dispatch(_border_handler, false);
64 GCScheduler::get().memory_barrier();
65 GCScheduler::get().dispatch(_norm_kernel, true);
66 }
67