Compute Library
 21.08
SingleThreadScheduler.cpp
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2  * Copyright (c) 2017-2021 Arm Limited.
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25 
27 #include "arm_compute/core/Error.h"
28 #include "arm_compute/core/Utils.h"
29 
30 namespace arm_compute
31 {
32 void SingleThreadScheduler::set_num_threads(unsigned int num_threads)
33 {
34  ARM_COMPUTE_UNUSED(num_threads);
35  ARM_COMPUTE_ERROR_ON(num_threads != 1);
36 }
37 
39 {
40  const Window &max_window = kernel->window();
41 
43  {
44  const unsigned int num_iterations = max_window.num_iterations(hints.split_dimension());
45  if(num_iterations < 1)
46  {
47  return;
48  }
49  }
50 
52  info.cpu_info = &cpu_info();
53  kernel->run(kernel->window(), info);
54 }
55 
56 void SingleThreadScheduler::schedule_op(ICPPKernel *kernel, const Hints &hints, const Window &window, ITensorPack &tensors)
57 {
58  ARM_COMPUTE_UNUSED(hints);
60  info.cpu_info = &cpu_info();
61  kernel->run_op(tensors, window, info);
62 }
63 
64 void SingleThreadScheduler::run_workloads(std::vector<Workload> &workloads)
65 {
67  info.cpu_info = &cpu_info();
68  for(auto &wl : workloads)
69  {
70  wl(info);
71  }
72 }
74 {
75  return 1;
76 }
77 } // namespace arm_compute
const Window & window() const
The maximum window the kernel can be executed on.
Definition: IKernel.cpp:28
Common interface for all kernels implemented in C++.
Definition: ICPPKernel.h:38
unsigned int num_threads() const override
Returns the number of threads that the SingleThreadScheduler has, which is always 1...
static constexpr unsigned int split_dimensions_all
When arm_compute::ISchedular::Hints::_split_dimension is initialized with this value then the schedul...
Definition: IScheduler.h:62
#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
virtual void run_op(ITensorPack &tensors, const Window &window, const ThreadInfo &info)
Execute the kernel on the passed window.
Definition: ICPPKernel.h:86
CPUInfo & cpu_info()
Get CPU info.
Definition: IScheduler.cpp:40
constexpr size_t num_iterations(size_t dimension) const
Return the number of iterations needed to iterate through a given dimension.
Definition: Window.inl:182
Copyright (c) 2017-2021 Arm Limited.
void schedule_op(ICPPKernel *kernel, const Hints &hints, const Window &window, ITensorPack &tensors) override
Runs the kernel in the same thread as the caller synchronously.
void schedule(ICPPKernel *kernel, const Hints &hints) override
Runs the kernel in the same thread as the caller synchronously.
#define ARM_COMPUTE_UNUSED(...)
To avoid unused variables warnings.
Definition: Error.h:152
virtual void run(const Window &window, const ThreadInfo &info)
Execute the kernel on the passed window.
Definition: ICPPKernel.h:55
void set_num_threads(unsigned int num_threads) override
Sets the number of threads the scheduler will use to run the kernels.
ScaleKernelInfo info(interpolation_policy, default_border_mode, PixelValue(), sampling_policy, false)
Information about executing thread and CPU.
Definition: CPPTypes.h:158
Tensor packing service.
Definition: ITensorPack.h:39
unsigned int split_dimension() const
Return the prefered split dimension.
Definition: IScheduler.h:96
const CPUInfo * cpu_info
Definition: CPPTypes.h:162
Describe a multidimensional execution window.
Definition: Window.h:39