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Respect the settings of VTKm_Vectorization when building VTK-m

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This commit is contained in:
Robert Maynard 2018-01-11 15:20:03 -05:00
parent 7c882473bd
commit 89ce1a34a0
4 changed files with 24 additions and 12 deletions
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29
CMake/VTKmCPUVectorization.cmake
View File

@ -74,7 +74,16 @@ if(TARGET vtkm_vectorization_flags)
endif()
add_library(vtkm_vectorization_flags INTERFACE)
target_link_libraries(vtkm_vectorization_flags INTERFACE vtkm_compiler_flags)
if(NOT VTKm_INSTALL_ONLY_LIBRARIES)
install(TARGETS vtkm_vectorization_flags EXPORT ${VTKm_EXPORT_NAME})
endif()
# If we are using MSVC stop after the interface so that the interface is
# consistently defined even for compilers such as MSVC that we don't
# have vectorization flag support for yet.
if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
return()
endif()
set(vec_levels none native)
@ -173,13 +182,15 @@ elseif(VTKm_Vectorization STREQUAL "avx512-knl")
get_property(flags GLOBAL PROPERTY VTKm_KNL_FLAGS)
endif()
#guard against adding the flags multiple times, which happens when multiple
#backends include this file
if(NOT VTKm_Vectorization_flags_added)
set(VTKm_Vectorization_flags_added true)
target_compile_options(vtkm_vectorization_flags INTERFACE ${flags})
endif()
target_compile_options(vtkm_vectorization_flags
INTERFACE $<$<COMPILE_LANGUAGE:CXX>:${flags}>
)
if(NOT VTKm_INSTALL_ONLY_LIBRARIES)
install(TARGETS vtkm_vectorization_flags EXPORT ${VTKm_EXPORT_NAME})
if(TARGET vtkm::cuda AND flags AND NOT CMAKE_CUDA_HOST_COMPILER)
# Also propagate down these optimizations when building host side code
# with cuda. To be safe we only do this when we know the C++ and CUDA
# host compiler are from the same vendor
target_compile_options(vtkm_vectorization_flags
INTERFACE $<$<COMPILE_LANGUAGE:CUDA>:-Xcompiler="${flags}">
)
endif()

2
CMake/VTKmCompilerFlags.cmake
View File

@ -81,7 +81,7 @@ endif()
# When building libraries/tests that are part of the VTK-m repository
# inherit the properties from vtkm_developer_flags
target_link_libraries(vtkm_compiler_flags
INTERFACE $<BUILD_INTERFACE:vtkm_developer_flags>)
INTERFACE $<BUILD_INTERFACE:vtkm_developer_flags vtkm_vectorization_flags>)
#-----------------------------------------------------------------------------

1
CMake/VTKmWrappers.cmake
View File

@ -21,6 +21,7 @@
include(CMakeParseArguments)
include(VTKmDeviceAdapters)
include(VTKmCPUVectorization)
#-----------------------------------------------------------------------------
# Utility to build a kit name from the current directory.

4
CMakeLists.txt
View File

@ -127,7 +127,6 @@ determine_version(${VTKm_SOURCE_DIR} ${GIT_EXECUTABLE} "VTKm")
# when building VTK-m.
include(VTKmCompilerFlags)
include(VTKmWrappers)
include(VTKmCPUVectorization)
#-----------------------------------------------------------------------------
# When building VTK-m it self we want to explicitly disable compiler extensions
@ -267,7 +266,8 @@ if(NOT VTKm_INSTALL_ONLY_LIBRARIES)
install(
FILES
${VTKm_SOURCE_DIR}/CMake/VTKmWrappers.cmake
${VTKm_SOURCE_DIR}/CMake/VTKmBackends.cmake
${VTKm_SOURCE_DIR}/CMake/VTKmCPUVectorization.cmake
${VTKm_SOURCE_DIR}/CMake/VTKmDeviceAdapters.cmake
${VTKm_SOURCE_DIR}/CMake/VTKmRenderingContexts.cmake
${VTKm_SOURCE_DIR}/CMake/VTKmExportHeaderTemplate.h.in
DESTINATION ${VTKm_INSTALL_CMAKE_MODULE_DIR}