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path: root/openmp/libomptarget/plugins-nextgen/CMakeLists.txt
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##===----------------------------------------------------------------------===##
#
# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
# See https://llvm.org/LICENSE.txt for license information.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
#
##===----------------------------------------------------------------------===##
#
# Build plugins for the user system if available.
#
##===----------------------------------------------------------------------===##

add_subdirectory(common)

# void build_generic_elf64_nextgen(string tmachine, string tmachine_name, string tmachine_libname, string elf_machine_id);
# - build a plugin for an ELF based generic 64-bit target based on libffi.
# - tmachine: name of the machine processor as used in the cmake build system.
# - tmachine_name: name of the machine to be printed with the debug messages.
# - tmachine_libname: machine name to be appended to the plugin library name.
macro(build_generic_elf64_nextgen tmachine tmachine_name tmachine_libname tmachine_triple elf_machine_id)
if(CMAKE_SYSTEM_PROCESSOR MATCHES "${tmachine}$")
  if(LIBOMPTARGET_DEP_LIBFFI_FOUND)

    libomptarget_say("Building ${tmachine_name} NextGen offloading plugin.")

    # Define macro to be used as prefix of the runtime messages for this target.
    add_definitions("-DTARGET_NAME=${tmachine_name}")

    # Define debug prefix. TODO: This should be automatized in the Debug.h but
    # it requires changing the original plugins.
    add_definitions(-DDEBUG_PREFIX="TARGET ${tmachine_name} RTL")

    # Define macro with the ELF ID for this target.
    add_definitions("-DTARGET_ELF_ID=${elf_machine_id}")

    # Define target regiple
    add_definitions("-DLIBOMPTARGET_NEXTGEN_GENERIC_PLUGIN_TRIPLE=${tmachine}")

    add_llvm_library("omptarget.rtl.${tmachine_libname}.nextgen"
      SHARED

      ${CMAKE_CURRENT_SOURCE_DIR}/../generic-elf-64bit/src/rtl.cpp

      ADDITIONAL_HEADER_DIRS
      ${LIBOMPTARGET_INCLUDE_DIR}
      ${LIBOMPTARGET_DEP_LIBFFI_INCLUDE_DIR}

        LINK_LIBS
        PRIVATE
        elf_common
        MemoryManager
        PluginInterface
        ${LIBOMPTARGET_DEP_LIBFFI_LIBRARIES}
        ${OPENMP_PTHREAD_LIB}

      NO_INSTALL_RPATH
    )

    if (LIBOMP_HAVE_VERSION_SCRIPT_FLAG)
      target_link_libraries("omptarget.rtl.${tmachine_libname}.nextgen" PRIVATE
        "-Wl,--version-script=${CMAKE_CURRENT_SOURCE_DIR}/../exports")
    endif()

    # Install plugin under the lib destination folder.
    install(TARGETS "omptarget.rtl.${tmachine_libname}.nextgen"
      LIBRARY DESTINATION "${OPENMP_INSTALL_LIBDIR}")
    set_target_properties("omptarget.rtl.${tmachine_libname}.nextgen" PROPERTIES
      INSTALL_RPATH "$ORIGIN" BUILD_RPATH "$ORIGIN:${CMAKE_CURRENT_BINARY_DIR}/.."
      CXX_VISIBILITY_PRESET protected)

    target_include_directories( "omptarget.rtl.${tmachine_libname}.nextgen" PRIVATE
      ${LIBOMPTARGET_INCLUDE_DIR}
      ${LIBOMPTARGET_DEP_LIBFFI_INCLUDE_DIR})

    list(APPEND LIBOMPTARGET_TESTED_PLUGINS
      "omptarget.rtl.${tmachine_libname}.nextgen")

  else(LIBOMPTARGET_DEP_LIBFFI_FOUND)
    libomptarget_say("Not building ${tmachine_name} NextGen offloading plugin: libffi dependency not found.")
  endif(LIBOMPTARGET_DEP_LIBFFI_FOUND)
else()
  libomptarget_say("Not building ${tmachine_name} NextGen offloading plugin: machine not found in the system.")
endif()
endmacro()

add_subdirectory(aarch64)
add_subdirectory(amdgpu)
add_subdirectory(cuda)
add_subdirectory(ppc64)
add_subdirectory(ppc64le)
add_subdirectory(x86_64)

# Make sure the parent scope can see the plugins that will be created.
set(LIBOMPTARGET_SYSTEM_TARGETS "${LIBOMPTARGET_SYSTEM_TARGETS}" PARENT_SCOPE)
set(LIBOMPTARGET_TESTED_PLUGINS "${LIBOMPTARGET_TESTED_PLUGINS}" PARENT_SCOPE)