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Open Source Computer Vision Library
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140 lines
4.3 KiB
140 lines
4.3 KiB
# |
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# The script to detect Intel(R) Math Kernel Library (MKL) |
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# installation/package |
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# |
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# Parameters: |
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# MKL_WITH_TBB |
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# |
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# On return this will define: |
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# |
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# HAVE_MKL - True if Intel MKL found |
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# MKL_ROOT_DIR - root of MKL installation |
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# MKL_INCLUDE_DIRS - MKL include folder |
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# MKL_LIBRARIES - MKL libraries that are used by OpenCV |
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# |
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macro (mkl_find_lib VAR NAME DIRS) |
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find_path(${VAR} ${NAME} ${DIRS} NO_DEFAULT_PATH) |
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set(${VAR} ${${VAR}}/${NAME}) |
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unset(${VAR} CACHE) |
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endmacro() |
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macro(mkl_fail) |
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set(HAVE_MKL OFF) |
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set(MKL_ROOT_DIR "${MKL_ROOT_DIR}" CACHE PATH "Path to MKL directory") |
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return() |
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endmacro() |
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macro(get_mkl_version VERSION_FILE) |
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# read MKL version info from file |
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file(STRINGS ${VERSION_FILE} STR1 REGEX "__INTEL_MKL__") |
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file(STRINGS ${VERSION_FILE} STR2 REGEX "__INTEL_MKL_MINOR__") |
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file(STRINGS ${VERSION_FILE} STR3 REGEX "__INTEL_MKL_UPDATE__") |
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#file(STRINGS ${VERSION_FILE} STR4 REGEX "INTEL_MKL_VERSION") |
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# extract info and assign to variables |
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string(REGEX MATCHALL "[0-9]+" MKL_VERSION_MAJOR ${STR1}) |
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string(REGEX MATCHALL "[0-9]+" MKL_VERSION_MINOR ${STR2}) |
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string(REGEX MATCHALL "[0-9]+" MKL_VERSION_UPDATE ${STR3}) |
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set(MKL_VERSION_STR "${MKL_VERSION_MAJOR}.${MKL_VERSION_MINOR}.${MKL_VERSION_UPDATE}" CACHE STRING "MKL version" FORCE) |
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endmacro() |
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if(NOT DEFINED MKL_USE_MULTITHREAD) |
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OCV_OPTION(MKL_WITH_TBB "Use MKL with TBB multithreading" OFF)#ON IF WITH_TBB) |
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OCV_OPTION(MKL_WITH_OPENMP "Use MKL with OpenMP multithreading" OFF)#ON IF WITH_OPENMP) |
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endif() |
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#check current MKL_ROOT_DIR |
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if(NOT MKL_ROOT_DIR OR NOT EXISTS "${MKL_ROOT_DIR}/include/mkl.h") |
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set(mkl_root_paths "${MKL_ROOT_DIR}") |
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if(DEFINED ENV{MKLROOT}) |
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list(APPEND mkl_root_paths "$ENV{MKLROOT}") |
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endif() |
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if(WITH_MKL AND NOT mkl_root_paths) |
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if(WIN32) |
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set(ProgramFilesx86 "ProgramFiles(x86)") |
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list(APPEND mkl_root_paths $ENV{${ProgramFilesx86}}/IntelSWTools/compilers_and_libraries/windows/mkl) |
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endif() |
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if(UNIX) |
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list(APPEND mkl_root_paths "/opt/intel/mkl") |
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endif() |
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endif() |
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find_path(MKL_ROOT_DIR include/mkl.h PATHS ${mkl_root_paths}) |
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endif() |
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set(MKL_INCLUDE_DIRS "${MKL_ROOT_DIR}/include" CACHE PATH "Path to MKL include directory") |
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if(NOT MKL_ROOT_DIR |
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OR NOT EXISTS "${MKL_ROOT_DIR}" |
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OR NOT EXISTS "${MKL_INCLUDE_DIRS}" |
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OR NOT EXISTS "${MKL_INCLUDE_DIRS}/mkl_version.h" |
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) |
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mkl_fail() |
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endif() |
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get_mkl_version(${MKL_INCLUDE_DIRS}/mkl_version.h) |
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#determine arch |
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if(CMAKE_CXX_SIZEOF_DATA_PTR EQUAL 8) |
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set(MKL_X64 1) |
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set(MKL_ARCH "intel64") |
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include(CheckTypeSize) |
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CHECK_TYPE_SIZE(int _sizeof_int) |
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if (_sizeof_int EQUAL 4) |
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set(MKL_ARCH_SUFFIX "lp64") |
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else() |
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set(MKL_ARCH_SUFFIX "ilp64") |
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endif() |
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else() |
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set(MKL_ARCH "ia32") |
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set(MKL_ARCH_SUFFIX "c") |
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endif() |
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if(MKL_VERSION_STR VERSION_GREATER "11.3.0" OR MKL_VERSION_STR VERSION_EQUAL "11.3.0") |
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set(mkl_lib_find_paths |
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${MKL_ROOT_DIR}/lib |
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${MKL_ROOT_DIR}/lib/${MKL_ARCH} ${MKL_ROOT_DIR}/../tbb/lib/${MKL_ARCH}) |
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set(mkl_lib_list "mkl_intel_${MKL_ARCH_SUFFIX}") |
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if(MKL_WITH_TBB) |
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list(APPEND mkl_lib_list mkl_tbb_thread tbb) |
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elseif(MKL_WITH_OPENMP) |
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if(MSVC) |
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list(APPEND mkl_lib_list mkl_intel_thread libiomp5md) |
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else() |
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list(APPEND mkl_lib_list mkl_gnu_thread) |
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endif() |
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else() |
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list(APPEND mkl_lib_list mkl_sequential) |
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endif() |
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list(APPEND mkl_lib_list mkl_core) |
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else() |
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message(STATUS "MKL version ${MKL_VERSION_STR} is not supported") |
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mkl_fail() |
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endif() |
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set(MKL_LIBRARIES "") |
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foreach(lib ${mkl_lib_list}) |
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find_library(${lib} ${lib} ${mkl_lib_find_paths}) |
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mark_as_advanced(${lib}) |
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if(NOT ${lib}) |
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mkl_fail() |
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endif() |
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list(APPEND MKL_LIBRARIES ${${lib}}) |
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endforeach() |
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message(STATUS "Found MKL ${MKL_VERSION_STR} at: ${MKL_ROOT_DIR}") |
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set(HAVE_MKL ON) |
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set(MKL_ROOT_DIR "${MKL_ROOT_DIR}" CACHE PATH "Path to MKL directory") |
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set(MKL_INCLUDE_DIRS "${MKL_INCLUDE_DIRS}" CACHE PATH "Path to MKL include directory") |
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set(MKL_LIBRARIES "${MKL_LIBRARIES}" CACHE STRING "MKL libraries") |
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if(UNIX AND NOT MKL_LIBRARIES_DONT_HACK) |
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#it's ugly but helps to avoid cyclic lib problem |
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set(MKL_LIBRARIES ${MKL_LIBRARIES} ${MKL_LIBRARIES} ${MKL_LIBRARIES} "-lpthread" "-lm" "-ldl") |
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endif()
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