Compute Library
 21.05
BackendRegistry.cpp
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25 
26 using namespace arm_compute::graph::backends;
27 
28 namespace arm_compute
29 {
30 namespace graph
31 {
32 namespace backends
33 {
34 BackendRegistry::BackendRegistry()
35  : _registered_backends()
36 {
37 }
38 
39 BackendRegistry &BackendRegistry::get()
40 {
41  static BackendRegistry instance;
42  return instance;
43 }
44 
45 IDeviceBackend *BackendRegistry::find_backend(Target target)
46 {
47  ARM_COMPUTE_ERROR_ON(!contains(target));
48  return _registered_backends[target].get();
49 }
50 
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 
59 bool BackendRegistry::contains(Target target) const
60 {
61  auto it = _registered_backends.find(target);
62  return (it != _registered_backends.end());
63 }
64 
65 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
virtual bool is_backend_supported()=0
Checks if an instantiated backend is actually supported.
#define ARM_COMPUTE_ERROR_ON(cond)
If the condition is true then an error message is printed and an exception thrown.
Definition: Error.h:466
Copyright (c) 2017-2021 Arm Limited.
#define ARM_COMPUTE_ERROR_ON_MSG(cond, msg)
Definition: Error.h:456
Registry holding all the supported backends.