llvm-project/mlir/CMakeLists.txt

# MLIR project.
set(MLIR_MAIN_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR}/include ) # --src-root
set(MLIR_INCLUDE_DIR ${CMAKE_CURRENT_BINARY_DIR}/include ) # --includedir
set(MLIR_TABLEGEN_EXE mlir-tblgen)

set(MLIR_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
set(MLIR_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})

function(mlir_tablegen ofn)
  tablegen(MLIR ${ARGV} "-I${MLIR_MAIN_SRC_DIR}" "-I${MLIR_INCLUDE_DIR}")
  set(TABLEGEN_OUTPUT ${TABLEGEN_OUTPUT} ${CMAKE_CURRENT_BINARY_DIR}/${ofn}
      PARENT_SCOPE)
endfunction()

# TODO: This is to handle the current static registration, but should be
# factored out a bit.
function(whole_archive_link target)
  if("${CMAKE_SYSTEM_NAME}" STREQUAL "Darwin")
    set(link_flags "-L${CMAKE_BINARY_DIR}/lib ")
    FOREACH(LIB ${ARGN})
      string(CONCAT link_flags ${link_flags} "-Wl,-force_load ${CMAKE_BINARY_DIR}/lib/lib${LIB}.a ")
    ENDFOREACH(LIB)
  elseif(MSVC)
    FOREACH(LIB ${ARGN})
      string(CONCAT link_flags ${link_flags} "/WHOLEARCHIVE:${LIB} ")
    ENDFOREACH(LIB)
  else()
    set(link_flags "-L${CMAKE_BINARY_DIR}/lib -Wl,--whole-archive,")
    FOREACH(LIB ${ARGN})
      string(CONCAT link_flags ${link_flags} "-l${LIB},")
    ENDFOREACH(LIB)
    string(CONCAT link_flags ${link_flags} "--no-whole-archive")
  endif()
  set_target_properties(${target} PROPERTIES LINK_FLAGS ${link_flags})
endfunction(whole_archive_link)

# Build the CUDA conversions and run according tests if the NVPTX backend
# is available
if ("NVPTX" IN_LIST LLVM_TARGETS_TO_BUILD)
  set(MLIR_CUDA_CONVERSIONS_ENABLED 1)
else()
  set(MLIR_CUDA_CONVERSIONS_ENABLED 0)
endif()

set(MLIR_CUDA_RUNNER_ENABLED 0 CACHE BOOL "Enable building the mlir CUDA runner")

include_directories( "include")
include_directories( ${MLIR_INCLUDE_DIR})

add_subdirectory(include/mlir)
add_subdirectory(lib)
add_subdirectory(tools)
add_subdirectory(unittests)
add_subdirectory(test)

if( LLVM_INCLUDE_EXAMPLES )
  add_subdirectory(examples)
endif()