Compute Library
 21.05
ICPPSimpleKernel.cpp
Go to the documentation of this file.
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  */
25 
30 
31 namespace arm_compute
32 {
33 namespace
34 {
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 
53  : _input{ nullptr }, _output{ nullptr }
54 {
55 }
56 
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 
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
Window calculate_max_window(const ValidRegion &valid_region, const Steps &steps, bool skip_border, BorderSize border_size)
Container for 2D border size.
Definition: Types.h:267
#define ARM_COMPUTE_RETURN_ON_ERROR(status)
Checks if a status contains an error and returns it.
Definition: Error.h:204
#define ARM_COMPUTE_ERROR_THROW_ON(status)
Definition: Error.h:455
Copyright (c) 2017-2021 Arm Limited.
bool update_window_and_padding(Window &win, Ts &&... patterns)
Update window and padding size for each of the access patterns.
Definition: WindowHelpers.h:46
virtual BorderSize border_size() const
The size of the border for that kernel.
Definition: IKernel.cpp:46
#define ARM_COMPUTE_CREATE_ERROR(error_code, msg)
Creates an error with a given message.
Definition: Error.h:159
unsigned int num_elems_processed_per_iteration