include(ExternalProject) find_package(LLVM 6.0 REQUIRED CONFIG) STRING(REPLACE "." ";" LLVM_VERSION_LIST ${LLVM_PACKAGE_VERSION}) list(GET LLVM_VERSION_LIST 0 LLVM_VERSION_MAJOR) list(GET LLVM_VERSION_LIST 1 LLVM_VERSION_MINOR) set(HALIDE_DIR "${PROJECT_SOURCE_DIR}/third_party/Halide" CACHE STRING "halide directory") set(HALIDE_BUILD_DIR ${PROJECT_BINARY_DIR}/third_party/Halide) set(HALIDE_LIB ${HALIDE_BUILD_DIR}/lib/libHalide.a) ExternalProject_add( halide SOURCE_DIR ${HALIDE_DIR} PREFIX ${HALIDE_BUILD_DIR} CMAKE_ARGS -DCMAKE_C_COMPILER_LAUNCHER=${CMAKE_C_COMPILER_LAUNCHER} -DCMAKE_CXX_COMPILER_LAUNCHER=${CMAKE_CXX_COMPILER_LAUNCHER} -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE} -DCMAKE_TOOLCHAIN_FILE=${CMAKE_TOOLCHAIN_FILE} -DCMAKE_INSTALL_PREFIX=${HALIDE_BUILD_DIR} -DWITH_APPS=OFF -DWITH_TESTS=OFF -DWITH_TUTORIALS=OFF -DHALIDE_SHARED_LIBRARY=OFF -DHALIDE_REQUIRE_LLVM_VERSION=${LLVM_VERSION_MAJOR}${LLVM_VERSION_MINOR} -DCMAKE_POSITION_INDEPENDENT_CODE=ON -DTARGET_MIPS=OFF -DTARGET_POWERPC=OFF BUILD_BYPRODUCTS ${HALIDE_LIB} ) set(HALIDE_INC ${HALIDE_BUILD_DIR}/include) file(MAKE_DIRECTORY ${HALIDE_INC}) add_library(libhalide STATIC IMPORTED GLOBAL) add_dependencies(libhalide halide) set_target_properties( libhalide PROPERTIES IMPORTED_LOCATION ${HALIDE_LIB} INTERFACE_INCLUDE_DIRECTORIES ${HALIDE_INC} ) set(LLVM_COMPONENTS mcjit;bitwriter;linker;passes;X86;ARM;AArch64;Hexagon;NVPTX;AMDGPU) llvm_map_components_to_libnames(HALIDE_LLVM_LIBS ${LLVM_COMPONENTS})
