Compute Library
 21.11
SchedulerFactory.cpp
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25 
26 #include "arm_compute/core/Error.h"
27 #if ARM_COMPUTE_CPP_SCHEDULER
29 #endif /* ARM_COMPUTE_CPP_SCHEDULER */
30 
32 
33 #if ARM_COMPUTE_OPENMP_SCHEDULER
35 #endif /* ARM_COMPUTE_OPENMP_SCHEDULER */
36 
37 namespace arm_compute
38 {
39 #if !ARM_COMPUTE_CPP_SCHEDULER && ARM_COMPUTE_OPENMP_SCHEDULER
40 const SchedulerFactory::Type SchedulerFactory::_default_type = SchedulerFactory::Type::OMP;
41 #elif ARM_COMPUTE_CPP_SCHEDULER && !ARM_COMPUTE_OPENMP_SCHEDULER
42 const SchedulerFactory::Type SchedulerFactory::_default_type = SchedulerFactory::Type::CPP;
43 #elif ARM_COMPUTE_CPP_SCHEDULER && ARM_COMPUTE_OPENMP_SCHEDULER
44 const SchedulerFactory::Type SchedulerFactory::_default_type = SchedulerFactory::Type::CPP;
45 #else /* ARM_COMPUTE_*_SCHEDULER */
46 const SchedulerFactory::Type SchedulerFactory::_default_type = SchedulerFactory::Type::ST;
47 #endif /* ARM_COMPUTE_*_SCHEDULER */
48 
49 std::unique_ptr<IScheduler> SchedulerFactory::create(Type type)
50 {
51  switch(type)
52  {
53  case Type::ST:
54  {
55  return std::make_unique<SingleThreadScheduler>();
56  }
57  case Type::CPP:
58  {
59 #if ARM_COMPUTE_CPP_SCHEDULER
60  return std::make_unique<CPPScheduler>();
61 #else /* ARM_COMPUTE_CPP_SCHEDULER */
62  ARM_COMPUTE_ERROR("Recompile with cppthreads=1 to use C++11 scheduler.");
63 #endif /* ARM_COMPUTE_CPP_SCHEDULER */
64  }
65  case Type::OMP:
66  {
67 #if ARM_COMPUTE_OPENMP_SCHEDULER
68  return std::make_unique<OMPScheduler>();
69 #else /* ARM_COMPUTE_OPENMP_SCHEDULER */
70  ARM_COMPUTE_ERROR("Recompile with openmp=1 to use openmp scheduler.");
71 #endif /* ARM_COMPUTE_OPENMP_SCHEDULER */
72  }
73  default:
74  {
75  break;
76  }
77  }
78  ARM_COMPUTE_ERROR("Invalid Scheduler type");
79 }
80 } // namespace arm_compute
#define ARM_COMPUTE_ERROR(msg)
Print the given message then throw an std::runtime_error.
Definition: Error.h:352
decltype(strategy::transforms) typedef type
OpenMP scheduler (Alternative to the CPPScheduler).
Copyright (c) 2017-2021 Arm Limited.
static std::unique_ptr< IScheduler > create(Type type=_default_type)
Create a scheduler depending on the scheduler type.
Basic pool of threads to execute CPP/Neon code on several cores in parallel.