# TODO: This file assumes the Clang toolchain so it'd be better if it lived in
# Clang, except there already is clang/runtime directory which contains
# similar although simpler functionality. We should figure out how to merge
# the two files.
set(COMMON_CMAKE_ARGS "-DHAVE_LLVM_LIT=ON;-DCLANG_RESOURCE_DIR=${CLANG_RESOURCE_DIR}")
foreach(proj ${LLVM_ENABLE_RUNTIMES})
set(proj_dir "${CMAKE_CURRENT_SOURCE_DIR}/../../${proj}")
if(IS_DIRECTORY ${proj_dir} AND EXISTS ${proj_dir}/CMakeLists.txt)
list(APPEND runtimes ${proj_dir})
else()
message(FATAL_ERROR "LLVM_ENABLE_RUNTIMES requests ${proj} but directory not found: ${proj_dir}")
endif()
string(TOUPPER "${proj}" canon_name)
STRING(REGEX REPLACE "-" "_" canon_name ${canon_name})
set(LLVM_EXTERNAL_${canon_name}_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../../${proj}")
endforeach()
function(get_compiler_rt_path path)
set(all_runtimes ${runtimes})
foreach(name ${LLVM_RUNTIME_TARGETS})
foreach(proj ${RUNTIMES_${name}_LLVM_ENABLE_RUNTIMES})
set(proj_dir "${CMAKE_CURRENT_SOURCE_DIR}/../../${proj}")
if(IS_DIRECTORY ${proj_dir} AND EXISTS ${proj_dir}/CMakeLists.txt)
list(APPEND all_runtimes ${proj_dir})
endif()
endforeach()
endforeach()
list(REMOVE_DUPLICATES all_runtimes)
foreach(entry ${all_runtimes})
get_filename_component(projName ${entry} NAME)
if("${projName}" MATCHES "compiler-rt")
set(${path} ${entry} PARENT_SCOPE)
return()
endif()
endforeach()
endfunction()
include(LLVMExternalProjectUtils)
if(NOT LLVM_BUILD_RUNTIMES)
set(EXTRA_ARGS EXCLUDE_FROM_ALL)
endif()
function(check_apple_target triple builtin_or_runtime)
set(error "\
compiler-rt for Darwin builds for all platforms and architectures using a \
single configuration. Specify only a single darwin triple (e.g. x86_64-apple-darwin) \
in your targets list (and not a triple for a specific platform such as macos). \
You can use variables such as COMPILER_RT_ENABLE_IOS and DARWIN_ios_ARCHS to \
control the specific platforms and architectures to build.")
set(seen_property ${builtin_or_runtime}_darwin_triple_seen)
string(REPLACE "-" ";" triple_components ${triple})
foreach(component ${triple_components})
string(TOLOWER "${component}" component_lower)
if(component_lower MATCHES "^darwin")
get_property(darwin_triple_seen GLOBAL PROPERTY ${seen_property})
if(darwin_triple_seen)
message(FATAL_ERROR "${error}")
endif()
set_property(GLOBAL PROPERTY ${seen_property} YES)
if(NOT RUNTIMES_BUILD_ALLOW_DARWIN)
message(FATAL_ERROR "\
${error} Set RUNTIMES_BUILD_ALLOW_DARWIN to allow a single darwin triple.")
endif()
elseif(component_lower MATCHES "^ios|^macos|^tvos|^watchos")
message(FATAL_ERROR "${error}")
endif()
endforeach()
endfunction()
macro(set_enable_per_target_runtime_dir)
# May have been set by llvm/CMakeLists.txt.
if (NOT DEFINED LLVM_ENABLE_PER_TARGET_RUNTIME_DIR)
# AIX should fold 32-bit & 64-bit arch libraries into a single archive.
if (LLVM_TARGET_TRIPLE MATCHES "aix")
set(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR OFF)
else()
set(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR ON)
endif()
endif()
endmacro()
function(builtin_default_target compiler_rt_path)
cmake_parse_arguments(ARG "" "" "DEPENDS" ${ARGN})
set_enable_per_target_runtime_dir()
llvm_ExternalProject_Add(builtins
${compiler_rt_path}/lib/builtins
DEPENDS ${ARG_DEPENDS}
CMAKE_ARGS -DLLVM_LIBRARY_OUTPUT_INTDIR=${LLVM_LIBRARY_DIR}
-DLLVM_RUNTIME_OUTPUT_INTDIR=${LLVM_TOOLS_BINARY_DIR}
-DLLVM_DEFAULT_TARGET_TRIPLE=${LLVM_TARGET_TRIPLE}
-DLLVM_ENABLE_PER_TARGET_RUNTIME_DIR=${LLVM_ENABLE_PER_TARGET_RUNTIME_DIR}
-DLLVM_CMAKE_DIR=${CMAKE_BINARY_DIR}
-DCMAKE_C_COMPILER_WORKS=ON
-DCMAKE_ASM_COMPILER_WORKS=ON
${COMMON_CMAKE_ARGS}
${BUILTINS_CMAKE_ARGS}
PASSTHROUGH_PREFIXES COMPILER_RT
DARWIN
SANITIZER
USE_TOOLCHAIN
TARGET_TRIPLE ${LLVM_TARGET_TRIPLE}
FOLDER "Compiler-RT"
${EXTRA_ARGS})
endfunction()
function(builtin_register_target compiler_rt_path name)
cmake_parse_arguments(ARG "" "" "DEPENDS;CMAKE_ARGS;EXTRA_ARGS" ${ARGN})
set(${name}_extra_args ${ARG_CMAKE_ARGS})
get_cmake_property(variable_names VARIABLES)
foreach(variable_name ${variable_names})
string(FIND "${variable_name}" "BUILTINS_${name}" out)
if("${out}" EQUAL 0)
string(REPLACE "BUILTINS_${name}_" "" new_name ${variable_name})
if(new_name STREQUAL CACHE_FILES)
foreach(cache IN LISTS ${variable_name})
list(APPEND ${name}_extra_args -C ${cache})
endforeach()
else()
string(REPLACE ";" "|" new_value "${${variable_name}}")
list(APPEND ${name}_extra_args "-D${new_name}=${new_value}")
endif()
endif()
endforeach()
llvm_ExternalProject_Add(builtins-${name}
${compiler_rt_path}/lib/builtins
DEPENDS ${ARG_DEPENDS}
CMAKE_ARGS -DLLVM_LIBRARY_OUTPUT_INTDIR=${LLVM_LIBRARY_DIR}
-DLLVM_RUNTIME_OUTPUT_INTDIR=${LLVM_TOOLS_BINARY_DIR}
-DLLVM_ENABLE_PER_TARGET_RUNTIME_DIR=ON
-DLLVM_CMAKE_DIR=${CMAKE_BINARY_DIR}
-DCMAKE_C_COMPILER_WORKS=ON
-DCMAKE_ASM_COMPILER_WORKS=ON
-DCOMPILER_RT_DEFAULT_TARGET_ONLY=ON
${COMMON_CMAKE_ARGS}
${${name}_extra_args}
USE_TOOLCHAIN
FOLDER "Compiler-RT"
${EXTRA_ARGS} ${ARG_EXTRA_ARGS})
endfunction()
# If compiler-rt is present we need to build the builtin libraries first. This
# is required because the other runtimes need the builtin libraries present
# before the just-built compiler can pass the configuration tests.
get_compiler_rt_path(compiler_rt_path)
if(compiler_rt_path)
# If the user did not specify the targets infer them from the runtimes.
set(builtin_targets ${LLVM_BUILTIN_TARGETS})
if(NOT builtin_targets)
if("compiler-rt" IN_LIST LLVM_ENABLE_RUNTIMES)
list(APPEND builtin_targets "default")
endif()
foreach(name ${LLVM_RUNTIME_TARGETS})
if("compiler-rt" IN_LIST RUNTIMES_${name}_LLVM_ENABLE_RUNTIMES)
list(APPEND builtin_targets ${name})
endif()
endforeach()
endif()
if("default" IN_LIST builtin_targets)
builtin_default_target(${compiler_rt_path}
DEPENDS clang-resource-headers)
list(REMOVE_ITEM builtin_targets "default")
else()
add_custom_target(builtins)
add_custom_target(install-builtins)
add_custom_target(install-builtins-stripped)
set_target_properties(
builtins install-builtins install-builtins-stripped
PROPERTIES FOLDER "Compiler-RT"
)
endif()
foreach(target ${builtin_targets})
check_apple_target(${target} builtin)
builtin_register_target(${compiler_rt_path} ${target}
DEPENDS clang-resource-headers
CMAKE_ARGS -DLLVM_DEFAULT_TARGET_TRIPLE=${target}
EXTRA_ARGS TARGET_TRIPLE ${target})
add_dependencies(builtins builtins-${target})
add_dependencies(install-builtins install-builtins-${target})
add_dependencies(install-builtins-stripped install-builtins-${target}-stripped)
endforeach()
set(builtins_dep builtins)
# We don't need to depend on the builtins if we're building instrumented
# because the next stage will use the same compiler used to build this stage.
if(NOT LLVM_BUILD_INSTRUMENTED AND CLANG_ENABLE_BOOTSTRAP)
add_dependencies(clang-bootstrap-deps builtins)
endif()
endif()
function(_get_runtime_name name out_var)
string(FIND ${name} "lib" idx)
if(idx EQUAL 0 AND NOT ${name} STREQUAL "libc")
string(SUBSTRING ${name} 3 -1 name)
endif()
set(${out_var} ${name} PARENT_SCOPE)
endfunction()
# Create a list with the names of all the runtime projects in all uppercase and
# with dashes turned to underscores. This gives us the CMake variable `prefixes`
# for all variables that will apply to runtimes.
foreach(entry ${runtimes})
get_filename_component(name ${entry} NAME)
string(REPLACE "-" "_" canon_name ${name})
string(TOUPPER ${canon_name} canon_name)
list(APPEND prefixes ${canon_name})
if (${canon_name} STREQUAL "OPENMP")
list(APPEND prefixes "LIBOMP" "LIBOMPTARGET")
endif()
# Many compiler-rt options start with SANITIZER_ and DARWIN_ rather than
# COMPILER_RT_, so when compiler-rt is enabled, consider both.
if(canon_name STREQUAL "COMPILER_RT")
list(APPEND prefixes SANITIZER DARWIN)
endif()
if(canon_name STREQUAL "LIBC")
list(APPEND prefixes "LLVM_LIBC")
list(APPEND prefixes "LIBC_")
endif()
_get_runtime_name(${name} name)
list(APPEND RUNTIME_NAMES ${name})
endforeach()
function(runtime_default_target)
cmake_parse_arguments(ARG "" "" "DEPENDS;CMAKE_ARGS;PREFIXES" ${ARGN})
include(${LLVM_BINARY_DIR}/runtimes/Components.cmake OPTIONAL)
set(SUB_CHECK_TARGETS ${SUB_CHECK_TARGETS} PARENT_SCOPE)
set_property(DIRECTORY APPEND PROPERTY CMAKE_CONFIGURE_DEPENDS ${LLVM_BINARY_DIR}/runtimes/Components.cmake)
foreach(runtime_name ${RUNTIME_NAMES})
list(APPEND extra_targets
${runtime_name}
install-${runtime_name}
install-${runtime_name}-stripped)
if(LLVM_INCLUDE_TESTS)
list(APPEND test_targets check-${runtime_name})
endif()
endforeach()
foreach(component ${LLVM_RUNTIME_DISTRIBUTION_COMPONENTS})
if(NOT ${component} IN_LIST SUB_COMPONENTS)
list(APPEND extra_targets install-${component} install-${component}-stripped)
endif()
endforeach()
if(LLVM_INCLUDE_TESTS)
set_property(GLOBAL APPEND PROPERTY LLVM_ALL_LIT_TESTSUITES "@${LLVM_BINARY_DIR}/runtimes/runtimes-bins/lit.tests")
list(APPEND test_targets runtimes-test-depends check-runtimes)
endif()
set_enable_per_target_runtime_dir()
llvm_ExternalProject_Add(runtimes
${CMAKE_CURRENT_SOURCE_DIR}/../../runtimes
DEPENDS ${ARG_DEPENDS}
# Builtins were built separately above
CMAKE_ARGS -DCOMPILER_RT_BUILD_BUILTINS=Off
-DLLVM_INCLUDE_TESTS=${LLVM_INCLUDE_TESTS}
-DLLVM_DEFAULT_TARGET_TRIPLE=${LLVM_TARGET_TRIPLE}
-DLLVM_ENABLE_PROJECTS_USED=${LLVM_ENABLE_PROJECTS_USED}
-DLLVM_ENABLE_PER_TARGET_RUNTIME_DIR=${LLVM_ENABLE_PER_TARGET_RUNTIME_DIR}
-DLLVM_BUILD_TOOLS=${LLVM_BUILD_TOOLS}
-DCMAKE_C_COMPILER_WORKS=ON
-DCMAKE_CXX_COMPILER_WORKS=ON
-DCMAKE_ASM_COMPILER_WORKS=ON
${COMMON_CMAKE_ARGS}
${RUNTIMES_CMAKE_ARGS}
${ARG_CMAKE_ARGS}
PASSTHROUGH_PREFIXES LLVM_ENABLE_RUNTIMES
LLVM_USE_LINKER
CUDA # For runtimes that may look for the CUDA SDK (libc, offload)
${ARG_PREFIXES}
EXTRA_TARGETS ${extra_targets}
${test_targets}
${SUB_COMPONENTS}
${SUB_CHECK_TARGETS}
${SUB_INSTALL_TARGETS}
USE_TOOLCHAIN
TARGET_TRIPLE ${LLVM_TARGET_TRIPLE}
FOLDER "Runtimes"
${EXTRA_ARGS})
endfunction()
# runtime_register_target(name)
# Utility function to register external runtime target.
function(runtime_register_target name)
cmake_parse_arguments(ARG "" "BASE_NAME" "DEPENDS;CMAKE_ARGS;EXTRA_ARGS" ${ARGN})
include(${LLVM_BINARY_DIR}/runtimes/${name}/Components.cmake OPTIONAL)
set_property(DIRECTORY APPEND PROPERTY CMAKE_CONFIGURE_DEPENDS ${LLVM_BINARY_DIR}/runtimes/${name}/Components.cmake)
set(runtime_names ${RUNTIME_NAMES})
foreach(_name IN ITEMS ${ARG_BASE_NAME} ${name})
if(RUNTIMES_${_name}_LLVM_ENABLE_RUNTIMES)
set(runtime_names)
foreach(entry ${RUNTIMES_${_name}_LLVM_ENABLE_RUNTIMES})
_get_runtime_name(${entry} runtime_name)
list(APPEND runtime_names ${runtime_name})
endforeach()
endif()
endforeach()
foreach(runtime_name ${runtime_names})
set(${runtime_name}-${name} ${runtime_name})
set(install-${runtime_name}-${name} install-${runtime_name})
set(install-${runtime_name}-${name}-stripped install-${runtime_name}-stripped)
list(APPEND ${name}_extra_targets ${runtime_name}-${name} install-${runtime_name}-${name} install-${runtime_name}-${name}-stripped)
if(LLVM_INCLUDE_TESTS)
set(check-${runtime_name}-${name} check-${runtime_name} )
list(APPEND ${name}_test_targets check-${runtime_name}-${name})
endif()
endforeach()
foreach(component IN LISTS SUB_COMPONENTS)
set(${component}-${name} ${component})
list(APPEND ${name}_extra_targets ${component}-${name})
endforeach()
foreach(target IN LISTS SUB_INSTALL_TARGETS)
set(${target}-${name} ${target})
set(${target}-${name}-stripped ${target}-stripped)
list(APPEND ${name}_extra_targets ${target}-${name} ${target}-${name}-stripped)
endforeach()
foreach(component ${LLVM_RUNTIME_DISTRIBUTION_COMPONENTS})
if(NOT component IN_LIST SUB_COMPONENTS)
set(${component}-${name} ${component})
set(install-${component}-${name} install-${component})
set(install-${component}-${name}-stripped install-${component}-stripped)
list(APPEND ${name}_extra_targets ${component}-${name} install-${component}-${name} install-${component}-${name}-stripped)
endif()
endforeach()
if(LLVM_INCLUDE_TESTS)
set_property(GLOBAL APPEND PROPERTY LLVM_ALL_LIT_TESTSUITES "@${LLVM_BINARY_DIR}/runtimes/runtimes-${name}-bins/lit.tests")
set(runtimes-test-depends-${name} runtimes-test-depends)
set(check-runtimes-${name} check-runtimes)
list(APPEND ${name}_test_targets runtimes-test-depends-${name} check-runtimes-${name})
list(APPEND test_targets ${${name}_test_targets})
set(component_check_targets)
foreach(component IN LISTS LLVM_RUNTIME_DISTRIBUTION_COMPONENTS)
if(NOT "check-${component}" IN_LIST SUB_CHECK_TARGETS)
list(APPEND component_check_targets "check-${component}")
endif()
endforeach()
foreach(target IN LISTS SUB_CHECK_TARGETS component_check_targets)
set(${target}-${name} ${target})
list(APPEND ${name}_test_targets ${target}-${name})
list(APPEND test_targets ${target}-${name})
endforeach()
set(test_targets "${test_targets}" PARENT_SCOPE)
endif()
set(${name}_extra_args ${ARG_CMAKE_ARGS})
string(REPLACE ";" "|" LLVM_ENABLE_RUNTIMES_PASSTHROUGH "${LLVM_ENABLE_RUNTIMES}")
list(APPEND ${name}_extra_args -DLLVM_ENABLE_RUNTIMES=${LLVM_ENABLE_RUNTIMES_PASSTHROUGH})
list(APPEND ${name}_extra_args -DLLVM_USE_LINKER=${LLVM_USE_LINKER})
get_cmake_property(variable_names VARIABLES)
foreach(extra_name IN ITEMS ${ARG_BASE_NAME} ${name})
foreach(variable_name ${variable_names})
string(FIND "${variable_name}" "RUNTIMES_${extra_name}_" out)
if("${out}" EQUAL 0)
string(REPLACE "RUNTIMES_${extra_name}_" "" new_name ${variable_name})
if(new_name STREQUAL CACHE_FILES)
foreach(cache IN LISTS ${variable_name})
list(APPEND ${name}_extra_args -C ${cache})
endforeach()
else()
string(REPLACE ";" "|" new_value "${${variable_name}}")
list(APPEND ${name}_extra_args "-D${new_name}=${new_value}")
endif()
endif()
endforeach()
foreach(variable_name ${${name}_extra_args})
string(FIND "${variable_name}" "-DRUNTIMES_${extra_name}_" out)
if("${out}" EQUAL 0)
string(REPLACE "-DRUNTIMES_${extra_name}_" "" new_name ${variable_name})
string(REPLACE ";" "|" new_value "${new_name}")
list(APPEND ${name}_extra_args "-D${new_value}")
endif()
endforeach()
endforeach()
set_enable_per_target_runtime_dir()
llvm_ExternalProject_Add(runtimes-${name}
${CMAKE_CURRENT_SOURCE_DIR}/../../runtimes
DEPENDS ${ARG_DEPENDS}
# Builtins were built separately above
CMAKE_ARGS -DCOMPILER_RT_BUILD_BUILTINS=OFF
-DLLVM_INCLUDE_TESTS=${LLVM_INCLUDE_TESTS}
-DLLVM_ENABLE_PROJECTS_USED=${LLVM_ENABLE_PROJECTS_USED}
-DLLVM_ENABLE_PER_TARGET_RUNTIME_DIR=${LLVM_ENABLE_PER_TARGET_RUNTIME_DIR}
-DCMAKE_C_COMPILER_WORKS=ON
-DCMAKE_CXX_COMPILER_WORKS=ON
-DCMAKE_ASM_COMPILER_WORKS=ON
-DCOMPILER_RT_DEFAULT_TARGET_ONLY=ON
-DLLVM_RUNTIMES_TARGET=${name}
${COMMON_CMAKE_ARGS}
${${name}_extra_args}
EXTRA_TARGETS ${${name}_extra_targets}
${${name}_test_targets}
USE_TOOLCHAIN
FOLDER "Runtimes"
${EXTRA_ARGS} ${ARG_EXTRA_ARGS})
add_dependencies(runtimes runtimes-${name})
add_dependencies(runtimes-configure runtimes-${name}-configure)
add_dependencies(install-runtimes install-runtimes-${name})
add_dependencies(install-runtimes-stripped install-runtimes-${name}-stripped)
if(LLVM_INCLUDE_TESTS)
add_dependencies(check-runtimes check-runtimes-${name})
add_dependencies(runtimes-test-depends runtimes-test-depends-${name})
endif()
foreach(runtime_name ${runtime_names})
if(NOT TARGET ${runtime_name})
add_custom_target(${runtime_name})
set_target_properties(${runtime_name} PROPERTIES FOLDER "${runtime_name}")
endif()
add_dependencies(${runtime_name} ${runtime_name}-${name})
if(NOT TARGET install-${runtime_name})
add_custom_target(install-${runtime_name})
set_target_properties(install-${runtime_name} PROPERTIES FOLDER "${runtime_name}")
endif()
add_dependencies(install-${runtime_name} install-${runtime_name}-${name})
if(NOT TARGET install-${runtime_name}-stripped)
add_custom_target(install-${runtime_name}-stripped)
set_target_properties(install-${runtime_name} PROPERTIES FOLDER "${runtime_name}")
endif()
add_dependencies(install-${runtime_name}-stripped install-${runtime_name}-${name}-stripped)
endforeach()
foreach(component ${LLVM_RUNTIME_DISTRIBUTION_COMPONENTS})
add_dependencies(${component} ${component}-${name})
add_dependencies(install-${component} install-${component}-${name})
add_dependencies(install-${component}-stripped install-${component}-${name}-stripped)
endforeach()
endfunction()
# Check if we have any runtimes to build.
if(runtimes)
set(build_runtimes TRUE)
endif()
foreach(name ${LLVM_RUNTIME_TARGETS})
if(RUNTIMES_${name}_LLVM_ENABLE_RUNTIMES)
set(build_runtimes TRUE)
endif()
endforeach()
if(build_runtimes)
# Create a runtimes target that uses this file as its top-level CMake file.
# The runtimes target is a configuration of all the runtime libraries
# together in a single CMake invocation.
set(extra_deps "")
set(extra_cmake_args "")
if(LLVM_INCLUDE_TESTS)
foreach(dep FileCheck
clang
count
lld
lli
llvm-cov
llvm-lto
llvm-jitlink
llvm-nm
llvm-objdump
llvm-profdata
llvm-size
llvm-symbolizer
llvm-xray
not
obj2yaml
opt
sancov
sanstats
llvm_gtest_main
llvm_gtest
split-file)
if(TARGET ${dep})
list(APPEND extra_deps ${dep})
endif()
endforeach()
endif()
# Forward user-provived system configuration to runtimes for requirement introspection.
# CMAKE_PREFIX_PATH is the search path for CMake packages.
if(CMAKE_PREFIX_PATH)
list(APPEND extra_cmake_args "-DCMAKE_PREFIX_PATH=${CMAKE_PREFIX_PATH}")
endif()
# CMAKE_PROGRAM_PATH is the search path for executables such as python.
if(CMAKE_PROGRAM_PATH)
list(APPEND extra_cmake_args "-DCMAKE_PROGRAM_PATH=${CMAKE_PROGRAM_PATH}")
endif()
if("openmp" IN_LIST LLVM_ENABLE_RUNTIMES)
if (${LLVM_TOOL_FLANG_BUILD})
message(STATUS "Configuring build of omp_lib.mod and omp_lib_kinds.mod via flang-new")
set(LIBOMP_FORTRAN_MODULES_COMPILER "${CMAKE_BINARY_DIR}/bin/flang-new")
set(LIBOMP_MODULES_INSTALL_PATH "${CMAKE_INSTALL_INCLUDEDIR}/flang")
# TODO: This is a workaround until flang becomes a first-class project
# in llvm/CMakeList.txt. Until then, this line ensures that flang-new is
# built before "openmp" is built as a runtime project. Besides "flang-new"
# to build the compiler, we also need to add "module_files" to make sure
# that all .mod files are also properly build.
list(APPEND extra_deps "flang-new" "module_files")
endif()
foreach(dep opt llvm-link llvm-extract clang clang-offload-packager)
if(TARGET ${dep})
list(APPEND extra_deps ${dep})
endif()
endforeach()
endif()
if("libc" IN_LIST LLVM_ENABLE_PROJECTS AND
(LLVM_LIBC_FULL_BUILD OR LLVM_LIBC_GPU_BUILD))
if(LIBC_HDRGEN_EXE)
set(hdrgen_exe ${LIBC_HDRGEN_EXE})
else()
if(TARGET ${LIBC_TABLEGEN_EXE})
set(hdrgen_exe $<TARGET_FILE:${LIBC_TABLEGEN_EXE}>)
else()
set(hdrgen_exe ${LIBC_TABLEGEN_EXE})
endif()
set(hdrgen_deps ${LIBC_TABLEGEN_TARGET})
endif()
if(NOT hdrgen_exe)
message(FATAL_ERROR "libc-hdrgen executable missing")
endif()
list(APPEND extra_cmake_args "-DLIBC_HDRGEN_EXE=${hdrgen_exe}")
list(APPEND extra_deps ${hdrgen_deps})
endif()
if(LLVM_LIBC_GPU_BUILD)
list(APPEND extra_cmake_args "-DLLVM_LIBC_GPU_BUILD=ON")
if("libc" IN_LIST RUNTIMES_amdgcn-amd-amdhsa_LLVM_ENABLE_RUNTIMES)
if(TARGET amdhsa-loader)
list(APPEND extra_cmake_args
"-DRUNTIMES_amdgcn-amd-amdhsa_LIBC_GPU_LOADER_EXECUTABLE=$<TARGET_FILE:amdhsa-loader>")
list(APPEND extra_deps amdhsa-loader)
endif()
list(APPEND extra_cmake_args "-DRUNTIMES_amdgcn-amd-amdhsa_LLVM_LIBC_FULL_BUILD=ON")
endif()
if("libc" IN_LIST RUNTIMES_nvptx64-nvidia-cuda_LLVM_ENABLE_RUNTIMES)
if(TARGET nvptx-loader)
list(APPEND extra_cmake_args
"-DRUNTIMES_nvptx64-nvidia-cuda_LIBC_GPU_LOADER_EXECUTABLE=$<TARGET_FILE:nvptx-loader>")
list(APPEND extra_deps nvptx-loader)
endif()
list(APPEND extra_cmake_args "-DRUNTIMES_nvptx64-nvidia-cuda_LLVM_LIBC_FULL_BUILD=ON")
endif()
if(TARGET clang-offload-packager)
list(APPEND extra_deps clang-offload-packager)
endif()
if(TARGET clang-nvlink-wrapper)
list(APPEND extra_deps clang-nvlink-wrapper)
endif()
endif()
if(LLVM_LIBC_FULL_BUILD)
list(APPEND extra_cmake_args "-DLLVM_LIBC_FULL_BUILD=ON")
endif()
if(NOT LLVM_RUNTIME_TARGETS)
runtime_default_target(
DEPENDS ${builtins_dep} ${extra_deps}
CMAKE_ARGS ${extra_cmake_args}
PREFIXES ${prefixes})
set(test_targets check-runtimes)
else()
if("default" IN_LIST LLVM_RUNTIME_TARGETS)
runtime_default_target(
DEPENDS ${builtins_dep} ${extra_deps}
CMAKE_ARGS ${extra_cmake_args}
PREFIXES ${prefixes})
list(REMOVE_ITEM LLVM_RUNTIME_TARGETS "default")
else()
add_custom_target(runtimes)
add_custom_target(runtimes-configure)
add_custom_target(install-runtimes)
add_custom_target(install-runtimes-stripped)
set_target_properties(
runtimes runtimes-configure install-runtimes install-runtimes-stripped
PROPERTIES FOLDER "Runtimes"
)
if(LLVM_INCLUDE_TESTS)
add_custom_target(check-runtimes)
add_custom_target(runtimes-test-depends)
set_target_properties(
check-runtimes runtimes-test-depends
PROPERTIES FOLDER "Runtimes"
)
set(test_targets "")
endif()
if(LLVM_RUNTIME_DISTRIBUTION_COMPONENTS)
foreach(component ${LLVM_RUNTIME_DISTRIBUTION_COMPONENTS})
add_custom_target(${component})
add_custom_target(install-${component})
add_custom_target(install-${component}-stripped)
set_target_properties(
${component} install-${component} install-${component}-stripped
PROPERTIES FOLDER "${component}"
)
endforeach()
endif()
endif()
foreach(name ${LLVM_RUNTIME_TARGETS})
if(builtins_dep)
if (LLVM_BUILTIN_TARGETS)
set(builtins_dep_name "${builtins_dep}-${name}")
else()
set(builtins_dep_name ${builtins_dep})
endif()
endif()
check_apple_target(${name} runtime)
runtime_register_target(${name}
DEPENDS ${builtins_dep_name} ${extra_deps}
CMAKE_ARGS -DLLVM_DEFAULT_TARGET_TRIPLE=${name} ${extra_cmake_args}
EXTRA_ARGS TARGET_TRIPLE ${name})
endforeach()
foreach(multilib ${LLVM_RUNTIME_MULTILIBS})
foreach(name ${LLVM_RUNTIME_MULTILIB_${multilib}_TARGETS})
runtime_register_target(${name}+${multilib}
DEPENDS runtimes-${name}
CMAKE_ARGS -DLLVM_DEFAULT_TARGET_TRIPLE=${name}
-DLLVM_RUNTIMES_PREFIX=${name}/
-DLLVM_RUNTIMES_LIBDIR_SUBDIR=${multilib}
BASE_NAME ${name}
EXTRA_ARGS TARGET_TRIPLE ${name})
endforeach()
endforeach()
endif()
if(NOT LLVM_BUILD_INSTRUMENTED AND CLANG_ENABLE_BOOTSTRAP)
# TODO: This is a hack needed because the libcxx headers are copied into the
# build directory during configuration. Without that step the clang in the
# build directory cannot find the C++ headers in certain configurations.
# I need to build a mechanism for runtime projects to provide CMake code
# that executes at LLVM configuration time to handle this case.
add_dependencies(clang-bootstrap-deps runtimes-configure)
# We need to add the runtimes as a dependency because compiler-rt can be
# built as part of runtimes and we need the profile runtime for PGO
add_dependencies(clang-bootstrap-deps runtimes)
# The bootstrap build will attempt to configure the offload runtime
# before the openmp project which will error out due to failing to
# find libomp.so. We must add omp as a dependency before runtimes
# are configured.
if("openmp" IN_LIST LLVM_ENABLE_PROJECTS AND "offload" IN_LIST LLVM_ENABLE_RUNTIMES)
add_dependencies(clang-bootstrap-deps omp)
endif()
endif()
if(LLVM_INCLUDE_TESTS)
set_property(GLOBAL APPEND PROPERTY LLVM_ALL_ADDITIONAL_TEST_DEPENDS runtimes-test-depends)
foreach(target ${test_targets} ${SUB_CHECK_TARGETS})
add_dependencies(${target} ${extra_deps})
endforeach()
set_property(GLOBAL APPEND PROPERTY LLVM_ALL_ADDITIONAL_TEST_TARGETS runtimes ${extra_deps})
endif()
endif()
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