Log the computation of ranges in fields and arrays

vtkm/cont/ArrayRangeCompute.hxx

@@ -47,6 +47,8 @@ inline vtkm::cont::ArrayHandle<vtkm::Range> ArrayRangeComputeImpl(
   const vtkm::cont::ArrayHandle<T, S>& input,
   vtkm::cont::DeviceAdapterId device)
 {
+  VTKM_LOG_SCOPE(vtkm::cont::LogLevel::Perf, "ArrayRangeCompute");
+
   using VecTraits = vtkm::VecTraits<T>;
   using CT = typename VecTraits::ComponentType;
   //We want to minimize the amount of code that we do in try execute as

vtkm/cont/Field.h

@@ -156,6 +156,8 @@ private:
   {
     VTKM_IS_LIST(TypeList);
 
+    VTKM_LOG_SCOPE(vtkm::cont::LogLevel::Perf, "Field::GetRange");
+
     if (this->ModifiedFlag)
     {
       vtkm::cont::CastAndCall(