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Cache inputs to SSI::Unique benchmark.

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Sorting the list took 80s. Uniquifying took 3 ms. Only uniquify during
benchmark loop.
This commit is contained in:
Allison Vacanti 2018-03-21 09:12:16 -04:00
parent c94422d2ed
commit 761f8986fa
1 changed files with 4 additions and 1 deletions
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5
benchmarking/BenchmarkDeviceAdapter.cxx
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@ -748,6 +748,7 @@ private:
const vtkm::Id N_VALID;
const vtkm::Id PERCENT_VALID;
ValueArrayHandle ValueHandle;
IndexArrayHandle IndexHandle;
VTKM_CONT
BenchStableSortIndicesUnique(vtkm::Id percent_valid)
@ -759,12 +760,14 @@ private:
FillModuloTestValueKernel<Value>(
N_VALID, this->ValueHandle.PrepareForOutput(arraySize, DeviceAdapterTag())),
arraySize);
this->IndexHandle = SSI::Sort(this->ValueHandle);
}
VTKM_CONT
vtkm::Float64 operator()()
{
IndexArrayHandle indices = SSI::Sort(this->ValueHandle);
IndexArrayHandle indices;
Algorithm::Copy(this->IndexHandle, indices);
Timer timer;
SSI::Unique(this->ValueHandle, indices);
return timer.GetElapsedTime();