1 /*
2 * Copyright (c) 2016-2020 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/CPP/ICPPSimpleKernel.h"
25
26 #include "arm_compute/core/Helpers.h"
27 #include "arm_compute/core/IAccessWindow.h"
28 #include "arm_compute/core/ITensor.h"
29 #include "src/core/helpers/WindowHelpers.h"
30
31 namespace arm_compute
32 {
33 namespace
34 {
validate_and_configure_window(ITensorInfo * input,ITensorInfo * output,unsigned int num_elems_processed_per_iteration,bool border_undefined,const arm_compute::BorderSize & border_size)35 std::pair<Status, Window> validate_and_configure_window(ITensorInfo *input, ITensorInfo *output, unsigned int num_elems_processed_per_iteration,
36 bool border_undefined, const arm_compute::BorderSize &border_size)
37 {
38 // Configure kernel window
39 Window win = calculate_max_window(*input, Steps(num_elems_processed_per_iteration), border_undefined, border_size);
40 AccessWindowHorizontal input_access(input, 0, num_elems_processed_per_iteration);
41 AccessWindowHorizontal output_access(output, 0, num_elems_processed_per_iteration);
42
43 bool window_changed = update_window_and_padding(win, input_access, output_access);
44
45 output_access.set_valid_region(win, input->valid_region(), border_undefined, border_size);
46
47 Status err = (window_changed) ? ARM_COMPUTE_CREATE_ERROR(ErrorCode::RUNTIME_ERROR, "Insufficient Padding!") : Status{};
48 return std::make_pair(err, win);
49 }
50 } // namespace
51
ICPPSimpleKernel()52 ICPPSimpleKernel::ICPPSimpleKernel()
53 : _input{ nullptr }, _output{ nullptr }
54 {
55 }
56
configure(const ITensor * input,ITensor * output,unsigned int num_elems_processed_per_iteration,bool border_undefined,const BorderSize & border_size)57 void ICPPSimpleKernel::configure(const ITensor *input, ITensor *output, unsigned int num_elems_processed_per_iteration, bool border_undefined, const BorderSize &border_size)
58 {
59 _input = input;
60 _output = output;
61
62 // Configure kernel window
63 auto win_config = validate_and_configure_window(input->info(), output->info(), num_elems_processed_per_iteration, border_undefined, border_size);
64 ARM_COMPUTE_ERROR_THROW_ON(win_config.first);
65 ICPPKernel::configure(win_config.second);
66 }
67
validate(const ITensorInfo * input,const ITensorInfo * output,unsigned int num_elems_processed_per_iteration,bool border_undefined,const arm_compute::BorderSize & border_size)68 Status ICPPSimpleKernel::validate(const ITensorInfo *input, const ITensorInfo *output, unsigned int num_elems_processed_per_iteration,
69 bool border_undefined, const arm_compute::BorderSize &border_size)
70 {
71 ARM_COMPUTE_RETURN_ON_ERROR(validate_and_configure_window(input->clone().get(), output->clone().get(), num_elems_processed_per_iteration, border_undefined, border_size).first);
72 return Status{};
73 }
74
75 } // namespace arm_compute
76