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Merged
9prady9 merged 2 commits into from
May 6, 2020
Merged

CMake support to link against static Intel MKL #2877

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d79ee87
CMake support to link against static Intel MKL
9prady9 May 6, 2020
8f4a7a9
remove generator expressions in favor of if-else
9prady9 May 6, 2020
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CMake support to link against static Intel MKL 
Static linking of Intel MKL is turned off by default.

Note that this however increases binary size of CPU backend by ~200MB and
OpenCL backend by ~100MB, respectively.
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@9prady9
9prady9 committed May 6, 2020
commit d79ee873d0a0e4a3fb842c5d84fd797713a8c803
33 changes: 18 additions & 15 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -61,6 +61,7 @@ option(AF_WITH_NONFREE "Build ArrayFire nonfree algorithms" OFF)
option(AF_WITH_LOGGING "Build ArrayFire with logging support" ON)
option(AF_WITH_STACKTRACE "Add stacktraces to the error messages." ON)
option(AF_CACHE_KERNELS_TO_DISK "Enable caching kernels to disk" ON)
option(AF_WITH_STATIC_MKL "Link against static Intel MKL libraries" OFF)

if(WIN32)
set(AF_STACKTRACE_TYPE "Windbg" CACHE STRING "The type of backtrace features. Windbg(simple), None")
Expand Down Expand Up @@ -311,32 +312,34 @@ install(FILES ${ArrayFire_BINARY_DIR}/cmake/install/ArrayFireConfig.cmake
DESTINATION ${AF_INSTALL_CMAKE_DIR}
COMPONENT cmake)

if((USE_CPU_MKL OR USE_OPENCL_MKL) AND TARGET MKL::Shared AND AF_INSTALL_STANDALONE)
if((USE_CPU_MKL OR USE_OPENCL_MKL) AND AF_INSTALL_STANDALONE)
if(TARGET MKL::ThreadingLibrary)
install(FILES
$<TARGET_FILE:MKL::ThreadingLibrary>
DESTINATION ${AF_INSTALL_LIB_DIR}
COMPONENT mkl_dependencies)
endif()

if(NOT WIN32)
if(NOT AF_WITH_STATIC_MKL AND TARGET MKL::Shared)
if(NOT WIN32)
install(FILES
$<TARGET_FILE:MKL::Interface>
DESTINATION ${AF_INSTALL_LIB_DIR}
COMPONENT mkl_dependencies)
endif()

install(FILES
$<TARGET_FILE:MKL::Interface>
$<TARGET_FILE:MKL::Shared>
$<TARGET_FILE:MKL::ThreadLayer>
${MKL_RUNTIME_KERNEL_LIBRARIES}

# This variable is used to add tbb.so.2 library because the main lib
# is a linker script and not a symlink so it cant be resolved using
# get_filename_component
${AF_ADDITIONAL_MKL_LIBRARIES}
DESTINATION ${AF_INSTALL_LIB_DIR}
COMPONENT mkl_dependencies)
endif()

install(FILES
$<TARGET_FILE:MKL::Shared>
$<TARGET_FILE:MKL::ThreadLayer>
${MKL_RUNTIME_KERNEL_LIBRARIES}

# This variable is used to add tbb.so.2 library because the main lib
# is a linker script and not a symlink so it cant be resolved using
# get_filename_component
${AF_ADDITIONAL_MKL_LIBRARIES}
DESTINATION ${AF_INSTALL_LIB_DIR}
COMPONENT mkl_dependencies)
endif()

# This file will be used to create the config file for the build directory.
Expand Down
4 changes: 3 additions & 1 deletion src/api/unified/CMakeLists.txt
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Expand Up @@ -91,7 +91,9 @@ target_link_libraries(af
if((USE_CPU_MKL OR USE_OPENCL_MKL) AND TARGET MKL::Shared)
target_link_libraries(af
PRIVATE
MKL::Shared)
$<$<BOOL:${AF_WITH_STATIC_MKL}>:MKL::Static>
$<$<NOT:$<BOOL:${AF_WITH_STATIC_MKL}>>:MKL::Shared>
)
endif()


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3 changes: 2 additions & 1 deletion src/backend/cpu/CMakeLists.txt
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Expand Up @@ -304,7 +304,8 @@ if(USE_CPU_MKL)
cpp_api_interface
afcommon_interface
cpu_sort_by_key
MKL::Shared
$<$<BOOL:${AF_WITH_STATIC_MKL}>:MKL::Static>
$<$<NOT:$<BOOL:${AF_WITH_STATIC_MKL}>>:MKL::Shared>
Threads::Threads
)
else()
Expand Down
4 changes: 3 additions & 1 deletion src/backend/opencl/CMakeLists.txt
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Expand Up @@ -493,7 +493,9 @@ if(LAPACK_FOUND OR MKL_Shared_FOUND)

target_link_libraries(afopencl
PRIVATE
MKL::Shared)
$<$<BOOL:${AF_WITH_STATIC_MKL}>:MKL::Static>
$<$<NOT:$<BOOL:${AF_WITH_STATIC_MKL}>>:MKL::Shared>
)
else()
dependency_check(OpenCL_FOUND "OpenCL not found.")

Expand Down