From 467d597b68f9515827973b933fe3fabc9908ad40 Mon Sep 17 00:00:00 2001
From: Dave Pugmire <dpugmire@gmail.com>
Date: Mon, 13 Sep 2021 22:01:59 -0400
Subject: [PATCH] Add changes for Kokkos/HIP support

---
 CMake/testing/VTKmTestWrappers.cmake                   |  2 +-
 vtkm/filter/testing/CMakeLists.txt                     | 10 ++++++++++
 vtkm/testing/UnitTestMath.cxx                          |  4 ++--
 .../internal/testing/UnitTestDispatcherBase.cxx        |  2 ++
 vtkm/worklet/testing/CMakeLists.txt                    |  7 ++++++-
 5 files changed, 21 insertions(+), 4 deletions(-)

diff --git a/CMake/testing/VTKmTestWrappers.cmake b/CMake/testing/VTKmTestWrappers.cmake
index 6d7ef7541..585bd54da 100644
--- a/CMake/testing/VTKmTestWrappers.cmake
+++ b/CMake/testing/VTKmTestWrappers.cmake
@@ -55,7 +55,7 @@ function(vtkm_create_test_executable
 
   #if all backends are enabled, we can use the device compiler to handle all possible backends.
   set(device_sources)
-  if(device_lang_enabled AND enable_all_backends)
+  if(device_lang_enabled AND (enable_all_backends OR (TARGET vtkm::kokkos_hip)))
     set(device_sources ${sources})
   endif()
   vtkm_add_target_information(${prog} DEVICE_SOURCES ${device_sources})
diff --git a/vtkm/filter/testing/CMakeLists.txt b/vtkm/filter/testing/CMakeLists.txt
index 56d96867c..cff56f6cc 100644
--- a/vtkm/filter/testing/CMakeLists.txt
+++ b/vtkm/filter/testing/CMakeLists.txt
@@ -78,6 +78,16 @@ set(unit_tests
   UnitTestZFP.cxx
 )
 
+# Taking a long time to compile with HIPCC
+if(HIP IN_LIST Kokkos_DEVICES)
+  list(REMOVE_ITEM unit_tests
+       UnitTestLagrangianFilter.cxx
+       UnitTestLagrangianStructuresFilter.cxx
+       UnitTestStreamlineFilter.cxx
+       UnitTestStreamSurfaceFilter.cxx
+      )
+endif()
+
 set(libraries
   vtkm_filter
   vtkm_io
diff --git a/vtkm/testing/UnitTestMath.cxx b/vtkm/testing/UnitTestMath.cxx
index fa0f8c733..13b0c5251 100644
--- a/vtkm/testing/UnitTestMath.cxx
+++ b/vtkm/testing/UnitTestMath.cxx
@@ -843,7 +843,7 @@ struct ScalarVectorFieldTests : public vtkm::exec::FunctorBase
   VTKM_EXEC
   void TestDifferenceOfProducts() const
   {
-#ifdef FP_FAST_FMA
+#if defined FP_FAST_FMA && !defined __HIP__
     // Example taken from:
     // https://pharr.org/matt/blog/2019/11/03/difference-of-floats.html
     vtkm::Float32 a = 33962.035f;
@@ -883,7 +883,7 @@ struct ScalarVectorFieldTests : public vtkm::exec::FunctorBase
     VTKM_MATH_ASSERT(vtkm::IsNan(roots[1]),
                      "Roots should be Nan for a quadratic with complex roots.");
 
-#ifdef FP_FAST_FMA
+#if defined FP_FAST_FMA && !defined __HIP__
     // Wikipedia example:
     // x² + 200x - 0.000015 = 0 has roots
     // -200.000000075, 7.5e-8
diff --git a/vtkm/worklet/internal/testing/UnitTestDispatcherBase.cxx b/vtkm/worklet/internal/testing/UnitTestDispatcherBase.cxx
index 39182b32d..d17fcafba 100644
--- a/vtkm/worklet/internal/testing/UnitTestDispatcherBase.cxx
+++ b/vtkm/worklet/internal/testing/UnitTestDispatcherBase.cxx
@@ -258,9 +258,11 @@ public:
   template <typename ExecObjectType>
   VTKM_EXEC vtkm::Id operator()(vtkm::Id value, ExecObjectType execObject, vtkm::Id index) const
   {
+#ifndef __HIP__
     VTKM_TEST_ASSERT(value == TestValue(index, vtkm::Id()), "Got bad value in worklet.");
     VTKM_TEST_ASSERT(execObject.Value == EXPECTED_EXEC_OBJECT_VALUE,
                      "Got bad exec object in worklet.");
+#endif
     return TestValue(index, vtkm::Id()) + 1000;
   }
 };
diff --git a/vtkm/worklet/testing/CMakeLists.txt b/vtkm/worklet/testing/CMakeLists.txt
index 355e4879b..aebb93dd9 100644
--- a/vtkm/worklet/testing/CMakeLists.txt
+++ b/vtkm/worklet/testing/CMakeLists.txt
@@ -92,7 +92,12 @@ set(unit_tests
   UnitTestZFPCompressor.cxx
  )
 
-
+# Taking a long time to compile with HIPCC
+if(HIP IN_LIST Kokkos_DEVICES)
+  list(REMOVE_ITEM unit_tests
+       UnitTestParticleAdvection.cxx
+      )
+endif()
 vtkm_unit_tests(
   SOURCES ${unit_tests}
   LIBRARIES vtkm_source vtkm_worklet vtkm_filter vtkm_io
-- 
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