xref: /aosp_15_r20/external/ComputeLibrary/src/graph/backends/BackendRegistry.cpp (revision c217d954acce2dbc11938adb493fc0abd69584f3)
1 /*
2  * Copyright (c) 2018 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/graph/backends/BackendRegistry.h"
25 
26 using namespace arm_compute::graph::backends;
27 
28 namespace arm_compute
29 {
30 namespace graph
31 {
32 namespace backends
33 {
BackendRegistry()34 BackendRegistry::BackendRegistry()
35     : _registered_backends()
36 {
37 }
38 
get()39 BackendRegistry &BackendRegistry::get()
40 {
41     static BackendRegistry instance;
42     return instance;
43 }
44 
find_backend(Target target)45 IDeviceBackend *BackendRegistry::find_backend(Target target)
46 {
47     ARM_COMPUTE_ERROR_ON(!contains(target));
48     return _registered_backends[target].get();
49 }
50 
get_backend(Target target)51 IDeviceBackend &BackendRegistry::get_backend(Target target)
52 {
53     IDeviceBackend *backend = find_backend(target);
54     ARM_COMPUTE_ERROR_ON_MSG(!backend, "Requested backend doesn't exist!");
55     ARM_COMPUTE_ERROR_ON_MSG(!backend->is_backend_supported(), "Requested backend isn't supported");
56     return *backend;
57 }
58 
contains(Target target) const59 bool BackendRegistry::contains(Target target) const
60 {
61     auto it = _registered_backends.find(target);
62     return (it != _registered_backends.end());
63 }
64 
backends() const65 const std::map<Target, std::unique_ptr<IDeviceBackend>> &BackendRegistry::backends() const
66 {
67     return _registered_backends;
68 }
69 } // namespace backends
70 } // namespace graph
71 } // namespace arm_compute
72