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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(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 tmachine tmachine_name tmachine_libname tmachine_triple elf_machine_id)
if(CMAKE_SYSTEM_PROCESSOR MATCHES "${tmachine}$")
# 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 ${tmachine_name} RTL")
# Define the macro with the ELF e_machine for this target.
add_definitions("-DTARGET_ELF_ID=${elf_machine_id}")
# Define target triple
add_definitions("-DLIBOMPTARGET_NEXTGEN_GENERIC_PLUGIN_TRIPLE=${tmachine}")
add_llvm_library("omptarget.rtl.${tmachine_libname}"
SHARED
${CMAKE_CURRENT_SOURCE_DIR}/../generic-elf-64bit/src/rtl.cpp
ADDITIONAL_HEADER_DIRS
${LIBOMPTARGET_INCLUDE_DIR}
LINK_LIBS
PRIVATE
PluginCommon
${OPENMP_PTHREAD_LIB}
NO_INSTALL_RPATH
)
if(LIBOMPTARGET_DEP_LIBFFI_FOUND)
libomptarget_say("Building ${tmachine_libname} plugin linked with libffi")
if(FFI_STATIC_LIBRARIES)
target_link_libraries(
"omptarget.rtl.${tmachine_libname}" PRIVATE FFI::ffi_static)
else()
target_link_libraries(
"omptarget.rtl.${tmachine_libname}" PRIVATE FFI::ffi)
endif()
else()
libomptarget_say("Building ${tmachine_libname} plugie for dlopened libffi")
target_sources("omptarget.rtl.${tmachine_libname}" PRIVATE
${CMAKE_CURRENT_SOURCE_DIR}/../generic-elf-64bit/dynamic_ffi/ffi.cpp)
target_include_directories("omptarget.rtl.${tmachine_libname}" PRIVATE
${CMAKE_CURRENT_SOURCE_DIR}/../generic-elf-64bit/dynamic_ffi)
endif()
if(OMPT_TARGET_DEFAULT AND LIBOMPTARGET_OMPT_SUPPORT)
target_link_libraries("omptarget.rtl.${tmachine_libname}" PRIVATE OMPT)
endif()
if(LIBOMP_HAVE_VERSION_SCRIPT_FLAG)
target_link_libraries("omptarget.rtl.${tmachine_libname}" PRIVATE
"-Wl,--version-script=${CMAKE_CURRENT_SOURCE_DIR}/../exports")
endif()
# Install plugin under the lib destination folder.
install(TARGETS "omptarget.rtl.${tmachine_libname}"
LIBRARY DESTINATION "${OPENMP_INSTALL_LIBDIR}")
set_target_properties("omptarget.rtl.${tmachine_libname}" PROPERTIES
INSTALL_RPATH "$ORIGIN" BUILD_RPATH "$ORIGIN:${CMAKE_CURRENT_BINARY_DIR}/.."
POSITION_INDEPENDENT_CODE ON
CXX_VISIBILITY_PRESET protected)
target_include_directories("omptarget.rtl.${tmachine_libname}" PRIVATE
${LIBOMPTARGET_INCLUDE_DIR})
if(LIBOMPTARGET_DEP_LIBFFI_FOUND)
list(APPEND LIBOMPTARGET_TESTED_PLUGINS "omptarget.rtl.${tmachine_libname}")
set(LIBOMPTARGET_TESTED_PLUGINS
"${LIBOMPTARGET_TESTED_PLUGINS}" PARENT_SCOPE)
set(LIBOMPTARGET_SYSTEM_TARGETS
"${LIBOMPTARGET_SYSTEM_TARGETS} ${tmachine_triple}
${tmachine_triple}-LTO" PARENT_SCOPE)
else()
libomptarget_say("Not generating ${tmachine_name} tests. LibFFI not found.")
endif()
else()
libomptarget_say("Not building ${tmachine_name} NextGen offloading plugin: machine not found in the system.")
endif()
endmacro()
add_subdirectory(aarch64)
add_subdirectory(amdgpu)
add_subdirectory(cuda)
add_subdirectory(ppc64)
add_subdirectory(ppc64le)
add_subdirectory(x86_64)
add_subdirectory(s390x)
# Make sure the parent scope can see the plugins that will be created.
set(LIBOMPTARGET_SYSTEM_TARGETS "${LIBOMPTARGET_SYSTEM_TARGETS}" PARENT_SCOPE)
set(LIBOMPTARGET_TESTED_PLUGINS "${LIBOMPTARGET_TESTED_PLUGINS}" PARENT_SCOPE)
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