Files
swift-mirror/cmake/modules/AddSwift.cmake
Michael Gottesman 86b7bac395 Merge pull request #34023 from buttaface/rpath
[linux] remove absolute rpath of /usr/lib/swift/linux added to many shared libraries
2020-10-19 12:02:32 -07:00

649 lines
24 KiB
CMake

include(macCatalystUtils)
include(SwiftList)
include(SwiftXcodeSupport)
include(SwiftWindowsSupport)
include(SwiftAndroidSupport)
function(_swift_gyb_target_sources target scope)
file(GLOB GYB_UNICODE_DATA ${SWIFT_SOURCE_DIR}/utils/UnicodeData/*)
file(GLOB GYB_STDLIB_SUPPORT ${SWIFT_SOURCE_DIR}/utils/gyb_stdlib_support.py)
file(GLOB GYB_SYNTAX_SUPPORT ${SWIFT_SOURCE_DIR}/utils/gyb_syntax_support/*)
file(GLOB GYB_SOURCEKIT_SUPPORT ${SWIFT_SOURCE_DIR}/utils/gyb_sourcekit_support/*)
set(GYB_SOURCES
${SWIFT_SOURCE_DIR}/utils/GYBUnicodeDataUtils.py
${SWIFT_SOURCE_DIR}/utils/SwiftIntTypes.py
${GYB_UNICODE_DATA}
${GYB_STDLIB_SUPPORT}
${GYB_SYNTAX_SUPPORT}
${GYB_SOURCEKIT_SUPPORT})
foreach(source ${ARGN})
get_filename_component(generated ${source} NAME_WLE)
get_filename_component(absolute ${source} REALPATH)
add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${generated}
COMMAND
$<TARGET_FILE:Python3::Interpreter> ${SWIFT_SOURCE_DIR}/utils/gyb -D CMAKE_SIZEOF_VOID_P=${CMAKE_SIZEOF_VOID_P} ${SWIFT_GYB_FLAGS} -o ${CMAKE_CURRENT_BINARY_DIR}/${generated}.tmp ${absolute}
COMMAND
${CMAKE_COMMAND} -E copy_if_different ${CMAKE_CURRENT_BINARY_DIR}/${generated}.tmp ${CMAKE_CURRENT_BINARY_DIR}/${generated}
COMMAND
${CMAKE_COMMAND} -E remove ${CMAKE_CURRENT_BINARY_DIR}/${generated}.tmp
DEPENDS
${GYB_SOURCES}
${absolute})
set_source_files_properties(${CMAKE_CURRENT_BINARY_DIR}/${generated} PROPERTIES
GENERATED TRUE)
target_sources(${target} ${scope}
${CMAKE_CURRENT_BINARY_DIR}/${generated})
endforeach()
endfunction()
# SWIFTLIB_DIR is the directory in the build tree where Swift resource files
# should be placed. Note that $CMAKE_CFG_INTDIR expands to "." for
# single-configuration builds.
set(SWIFTLIB_DIR
"${CMAKE_BINARY_DIR}/${CMAKE_CFG_INTDIR}/lib/swift")
set(SWIFTSTATICLIB_DIR
"${CMAKE_BINARY_DIR}/${CMAKE_CFG_INTDIR}/lib/swift_static")
function(_compute_lto_flag option out_var)
string(TOLOWER "${option}" lowercase_option)
if (lowercase_option STREQUAL "full")
set(${out_var} "-flto=full" PARENT_SCOPE)
elseif (lowercase_option STREQUAL "thin")
set(${out_var} "-flto=thin" PARENT_SCOPE)
endif()
endfunction()
function(_set_target_prefix_and_suffix target kind sdk)
precondition(target MESSAGE "target is required")
precondition(kind MESSAGE "kind is required")
precondition(sdk MESSAGE "sdk is required")
if(${sdk} STREQUAL ANDROID)
if(${kind} STREQUAL STATIC)
set_target_properties(${target} PROPERTIES PREFIX "lib" SUFFIX ".a")
elseif(${kind} STREQUAL SHARED)
set_target_properties(${target} PROPERTIES PREFIX "lib" SUFFIX ".so")
endif()
elseif(${sdk} STREQUAL WINDOWS)
if(${kind} STREQUAL STATIC)
set_target_properties(${target} PROPERTIES PREFIX "" SUFFIX ".lib")
elseif(${kind} STREQUAL SHARED)
set_target_properties(${target} PROPERTIES PREFIX "" SUFFIX ".dll")
endif()
endif()
endfunction()
# Usage:
# _add_host_variant_c_compile_link_flags(name)
function(_add_host_variant_c_compile_link_flags name)
if(SWIFT_HOST_VARIANT_SDK IN_LIST SWIFT_APPLE_PLATFORMS)
set(DEPLOYMENT_VERSION "${SWIFT_SDK_${SWIFT_HOST_VARIANT_SDK}_DEPLOYMENT_VERSION}")
endif()
# MSVC, clang-cl, gcc don't understand -target.
if(CMAKE_C_COMPILER_ID MATCHES "Clang" AND NOT SWIFT_COMPILER_IS_MSVC_LIKE)
get_target_triple(target target_variant "${SWIFT_HOST_VARIANT_SDK}" "${SWIFT_HOST_VARIANT_ARCH}"
MACCATALYST_BUILD_FLAVOR ""
DEPLOYMENT_VERSION "${DEPLOYMENT_VERSION}")
target_compile_options(${name} PRIVATE -target;${target})
target_link_options(${name} PRIVATE -target;${target})
endif()
set(_sysroot
"${SWIFT_SDK_${SWIFT_HOST_VARIANT_SDK}_ARCH_${SWIFT_HOST_VARIANT_ARCH}_PATH}")
if(SWIFT_SDK_${SWIFT_HOST_VARIANT_SDK}_USE_ISYSROOT)
target_compile_options(${name} PRIVATE -isysroot;${_sysroot})
elseif(NOT SWIFT_COMPILER_IS_MSVC_LIKE AND NOT "${_sysroot}" STREQUAL "/")
target_compile_options(${name} PRIVATE --sysroot=${_sysroot})
endif()
if(SWIFT_HOST_VARIANT_SDK STREQUAL ANDROID)
# lld can handle targeting the android build. However, if lld is not
# enabled, then fallback to the linker included in the android NDK.
if(NOT SWIFT_USE_LINKER STREQUAL "lld")
swift_android_tools_path(${SWIFT_HOST_VARIANT_ARCH} tools_path)
target_compile_options(${name} PRIVATE -B${tools_path})
endif()
endif()
if(SWIFT_HOST_VARIANT_SDK IN_LIST SWIFT_APPLE_PLATFORMS)
# We collate -F with the framework path to avoid unwanted deduplication
# of options by target_compile_options -- this way no undesired
# side effects are introduced should a new search path be added.
target_compile_options(${name} PRIVATE
-arch ${SWIFT_HOST_VARIANT_ARCH}
"-F${SWIFT_SDK_${SWIFT_HOST_VARIANT_ARCH}_PATH}/../../../Developer/Library/Frameworks"
"-m${SWIFT_SDK_${SWIFT_HOST_VARIANT_SDK}_VERSION_MIN_NAME}-version-min=${DEPLOYMENT_VERSION}")
endif()
_compute_lto_flag("${SWIFT_TOOLS_ENABLE_LTO}" _lto_flag_out)
if (_lto_flag_out)
target_compile_options(${name} PRIVATE ${_lto_flag_out})
target_link_options(${name} PRIVATE ${_lto_flag_out})
endif()
endfunction()
function(_add_host_variant_c_compile_flags target)
_add_host_variant_c_compile_link_flags(${target})
is_build_type_optimized("${CMAKE_BUILD_TYPE}" optimized)
if(optimized)
if("${CMAKE_BUILD_TYPE}" STREQUAL "MinSizeRel")
target_compile_options(${target} PRIVATE -Os)
else()
target_compile_options(${target} PRIVATE -O2)
endif()
# Omit leaf frame pointers on x86 production builds (optimized, no debug
# info, and no asserts).
is_build_type_with_debuginfo("${CMAKE_BUILD_TYPE}" debug)
if(NOT debug AND NOT LLVM_ENABLE_ASSERTIONS)
if(SWIFT_HOST_VARIANT_ARCH MATCHES "i?86")
if(NOT SWIFT_COMPILER_IS_MSVC_LIKE)
target_compile_options(${target} PRIVATE -momit-leaf-frame-pointer)
else()
target_compile_options(${target} PRIVATE /Oy)
endif()
endif()
endif()
else()
if(NOT SWIFT_COMPILER_IS_MSVC_LIKE)
target_compile_options(${target} PRIVATE -O0)
else()
target_compile_options(${target} PRIVATE /Od)
endif()
endif()
# CMake automatically adds the flags for debug info if we use MSVC/clang-cl.
if(NOT SWIFT_COMPILER_IS_MSVC_LIKE)
is_build_type_with_debuginfo("${CMAKE_BUILD_TYPE}" debuginfo)
if(debuginfo)
_compute_lto_flag("${SWIFT_TOOLS_ENABLE_LTO}" _lto_flag_out)
if(_lto_flag_out)
target_compile_options(${target} PRIVATE -gline-tables-only)
else()
target_compile_options(${target} PRIVATE -g)
endif()
else()
target_compile_options(${target} PRIVATE -g0)
endif()
endif()
if(SWIFT_HOST_VARIANT_SDK STREQUAL WINDOWS)
# MSVC/clang-cl don't support -fno-pic or -fms-compatibility-version.
if(NOT SWIFT_COMPILER_IS_MSVC_LIKE)
target_compile_options(${target} PRIVATE
-fms-compatibility-version=1900
-fno-pic)
endif()
target_compile_definitions(${target} PRIVATE
LLVM_ON_WIN32
_CRT_SECURE_NO_WARNINGS
_CRT_NONSTDC_NO_WARNINGS)
if(NOT "${CMAKE_C_COMPILER_ID}" STREQUAL "MSVC")
target_compile_definitions(${target} PRIVATE
_CRT_USE_BUILTIN_OFFSETOF)
endif()
# TODO(compnerd) permit building for different families
target_compile_definitions(${target} PRIVATE
_CRT_USE_WINAPI_FAMILY_DESKTOP_APP)
if(SWIFT_HOST_VARIANT_ARCH MATCHES arm)
target_compile_definitions(${target} PRIVATE
_ARM_WINAPI_PARTITION_DESKTOP_SDK_AVAILABLE)
endif()
target_compile_definitions(${target} PRIVATE
# TODO(compnerd) handle /MT
_MD
_DLL
# NOTE: We assume that we are using VS 2015 U2+
_ENABLE_ATOMIC_ALIGNMENT_FIX
# NOTE: We use over-aligned values for the RefCount side-table
# (see revision d913eefcc93f8c80d6d1a6de4ea898a2838d8b6f)
# This is required to build with VS2017 15.8+
_ENABLE_EXTENDED_ALIGNED_STORAGE=1)
# msvcprt's std::function requires RTTI, but we do not want RTTI data.
# Emulate /GR-.
# TODO(compnerd) when moving up to VS 2017 15.3 and newer, we can disable
# RTTI again
if(SWIFT_COMPILER_IS_MSVC_LIKE)
target_compile_options(${target} PRIVATE /GR-)
else()
target_compile_options(${target} PRIVATE
-frtti
"SHELL:-Xclang -fno-rtti-data")
endif()
# NOTE: VS 2017 15.3 introduced this to disable the static components of
# RTTI as well. This requires a newer SDK though and we do not have
# guarantees on the SDK version currently.
target_compile_definitions(${target} PRIVATE
_HAS_STATIC_RTTI=0)
# NOTE(compnerd) workaround LLVM invoking `add_definitions(-D_DEBUG)` which
# causes failures for the runtime library when cross-compiling due to
# undefined symbols from the standard library.
if(NOT CMAKE_BUILD_TYPE STREQUAL Debug)
target_compile_options(${target} PRIVATE
-U_DEBUG)
endif()
endif()
if(SWIFT_HOST_VARIANT_SDK STREQUAL ANDROID)
if(SWIFT_HOST_VARIANT_ARCH STREQUAL x86_64)
# NOTE(compnerd) Android NDK 21 or lower will generate library calls to
# `__sync_val_compare_and_swap_16` rather than lowering to the CPU's
# `cmpxchg16b` instruction as the `cx16` feature is disabled due to a bug
# in Clang. This is being fixed in the current master Clang and will
# hopefully make it into Clang 9.0. In the mean time, workaround this in
# the build.
if(CMAKE_C_COMPILER_ID MATCHES Clang AND CMAKE_C_COMPILER_VERSION
VERSION_LESS 9.0.0)
target_compile_options(${target} PRIVATE -mcx16)
endif()
endif()
endif()
if(LLVM_ENABLE_ASSERTIONS)
target_compile_options(${target} PRIVATE -UNDEBUG)
else()
target_compile_definitions(${target} PRIVATE -DNDEBUG)
endif()
if(SWIFT_ENABLE_RUNTIME_FUNCTION_COUNTERS)
target_compile_definitions(${target} PRIVATE
SWIFT_ENABLE_RUNTIME_FUNCTION_COUNTERS)
endif()
if(SWIFT_ANALYZE_CODE_COVERAGE)
target_compile_options(${target} PRIVATE
-fprofile-instr-generate
-fcoverage-mapping)
endif()
if((SWIFT_HOST_VARIANT_ARCH STREQUAL armv7 OR
SWIFT_HOST_VARIANT_ARCH STREQUAL aarch64) AND
(SWIFT_HOST_VARIANT_SDK STREQUAL LINUX OR
SWIFT_HOST_VARIANT_SDK STREQUAL ANDROID))
target_compile_options(${target} PRIVATE -funwind-tables)
endif()
if(SWIFT_HOST_VARIANT_SDK STREQUAL ANDROID)
target_compile_options(${target} PRIVATE -nostdinc++)
swift_android_libcxx_include_paths(CFLAGS_CXX_INCLUDES)
swift_android_include_for_arch("${SWIFT_HOST_VARIANT_ARCH}"
"${SWIFT_HOST_VARIANT_ARCH}_INCLUDE")
target_include_directories(${target} SYSTEM PRIVATE
${CFLAGS_CXX_INCLUDES}
${${SWIFT_HOST_VARIANT_ARCH}_INCLUDE})
target_compile_definitions(${target} PRIVATE
__ANDROID_API__=${SWIFT_ANDROID_API_LEVEL})
endif()
if(SWIFT_HOST_VARIANT_SDK STREQUAL "LINUX")
if(SWIFT_HOST_VARIANT_ARCH STREQUAL x86_64)
# this is the minimum architecture that supports 16 byte CAS, which is
# necessary to avoid a dependency to libatomic
target_compile_options(${target} PRIVATE -march=core2)
endif()
endif()
# The LLVM backend is built with these defines on most 32-bit platforms,
# llvm/llvm-project@66395c9, which can cause incompatibilities with the Swift
# frontend if not built the same way.
if("${SWIFT_HOST_VARIANT_ARCH}" MATCHES "armv6|armv7|i686" AND
NOT (SWIFT_HOST_VARIANT_SDK STREQUAL ANDROID AND SWIFT_ANDROID_API_LEVEL LESS 24))
target_compile_definitions(${target} PRIVATE
_LARGEFILE_SOURCE
_FILE_OFFSET_BITS=64)
endif()
endfunction()
function(_add_host_variant_link_flags target)
_add_host_variant_c_compile_link_flags(${target})
if(SWIFT_HOST_VARIANT_SDK STREQUAL LINUX)
target_link_libraries(${target} PRIVATE
pthread
dl)
elseif(SWIFT_HOST_VARIANT_SDK STREQUAL FREEBSD)
target_link_libraries(${target} PRIVATE
pthread)
elseif(SWIFT_HOST_VARIANT_SDK STREQUAL CYGWIN)
# No extra libraries required.
elseif(SWIFT_HOST_VARIANT_SDK STREQUAL WINDOWS)
# We don't need to add -nostdlib using MSVC or clang-cl, as MSVC and
# clang-cl rely on auto-linking entirely.
if(NOT SWIFT_COMPILER_IS_MSVC_LIKE)
# NOTE: we do not use "/MD" or "/MDd" and select the runtime via linker
# options. This causes conflicts.
target_link_options(${target} PRIVATE
-nostdlib)
endif()
swift_windows_lib_for_arch(${SWIFT_HOST_VARIANT_ARCH}
${SWIFT_HOST_VARIANT_ARCH}_LIB)
target_link_directories(${target} PRIVATE
${${SWIFT_HOST_VARIANT_ARCH}_LIB})
# NOTE(compnerd) workaround incorrectly extensioned import libraries from
# the Windows SDK on case sensitive file systems.
target_link_directories(${target} PRIVATE
${CMAKE_BINARY_DIR}/winsdk_lib_${SWIFT_HOST_VARIANT_ARCH}_symlinks)
elseif(SWIFT_HOST_VARIANT_SDK STREQUAL HAIKU)
target_link_libraries(${target} PRIVATE
bsd)
target_link_options(${target} PRIVATE
"SHELL:-Xlinker -Bsymbolic")
elseif(SWIFT_HOST_VARIANT_SDK STREQUAL ANDROID)
target_link_libraries(${target} PRIVATE
dl
log
# We need to add the math library, which is linked implicitly by libc++
m)
# link against the custom C++ library
swift_android_cxx_libraries_for_arch(${SWIFT_HOST_VARIANT_ARCH}
cxx_link_libraries)
target_link_libraries(${target} PRIVATE
${cxx_link_libraries})
swift_android_lib_for_arch(${SWIFT_HOST_VARIANT_ARCH}
${SWIFT_HOST_VARIANT_ARCH}_LIB)
target_link_directories(${target} PRIVATE
${${SWIFT_HOST_VARIANT_ARCH}_LIB})
else()
# If lto is enabled, we need to add the object path flag so that the LTO code
# generator leaves the intermediate object file in a place where it will not
# be touched. The reason why this must be done is that on OS X, debug info is
# left in object files. So if the object file is removed when we go to
# generate a dsym, the debug info is gone.
if (SWIFT_TOOLS_ENABLE_LTO)
target_link_options(${target} PRIVATE
"SHELL:-Xlinker -object_path_lto"
"SHELL:-Xlinker ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/${target}-${SWIFT_HOST_VARIANT_SDK}-${SWIFT_HOST_VARIANT_ARCH}-lto${CMAKE_C_OUTPUT_EXTENSION}")
endif()
endif()
if(NOT SWIFT_COMPILER_IS_MSVC_LIKE)
if(SWIFT_USE_LINKER)
target_link_options(${target} PRIVATE
-fuse-ld=${SWIFT_USE_LINKER}$<$<STREQUAL:${CMAKE_HOST_SYSTEM_NAME},Windows>:.exe>)
endif()
endif()
# Enable dead stripping. Portions of this logic were copied from llvm's
# `add_link_opts` function (which, perhaps, should have been used here in the
# first place, but at this point it's hard to say whether that's feasible).
#
# TODO: Evaluate/enable -f{function,data}-sections --gc-sections for bfd,
# gold, and lld.
if(NOT CMAKE_BUILD_TYPE STREQUAL Debug)
if(CMAKE_SYSTEM_NAME MATCHES Darwin)
# See rdar://48283130: This gives 6MB+ size reductions for swift and
# SourceKitService, and much larger size reductions for sil-opt etc.
target_link_options(${target} PRIVATE
"SHELL:-Xlinker -dead_strip")
endif()
endif()
endfunction()
# Add a new Swift host library.
#
# Usage:
# add_swift_host_library(name
# [SHARED]
# [STATIC]
# [LLVM_LINK_COMPONENTS comp1 ...]
# source1 [source2 source3 ...])
#
# name
# Name of the library (e.g., swiftParse).
#
# SHARED
# Build a shared library.
#
# STATIC
# Build a static library.
#
# LLVM_LINK_COMPONENTS
# LLVM components this library depends on.
#
# source1 ...
# Sources to add into this library.
function(add_swift_host_library name)
set(options
SHARED
STATIC)
set(single_parameter_options)
set(multiple_parameter_options
LLVM_LINK_COMPONENTS)
cmake_parse_arguments(ASHL
"${options}"
"${single_parameter_options}"
"${multiple_parameter_options}"
${ARGN})
set(ASHL_SOURCES ${ASHL_UNPARSED_ARGUMENTS})
translate_flags(ASHL "${options}")
if(NOT ASHL_SHARED AND NOT ASHL_STATIC)
message(FATAL_ERROR "Either SHARED or STATIC must be specified")
endif()
if(XCODE)
get_filename_component(dir ${CMAKE_CURRENT_SOURCE_DIR} DIRECTORY)
file(GLOB_RECURSE ASHL_HEADERS
${SWIFT_SOURCE_DIR}/include/swift${dir}/*.h
${SWIFT_SOURCE_DIR}/include/swift${dir}/*.def
${CMAKE_CURRENT_SOURCE_DIR}/*.def)
file(GLOB_RECURSE ASHL_TDS
${SWIFT_SOURCE_DIR}/include/swift${dir}/*.td)
set_source_files_properties(${ASHL_HEADERS} ${ASHL_TDS} PROPERTIES
HEADER_FILE_ONLY true)
source_group("TableGen descriptions" FILES ${ASHL_TDS})
set(ASHL_SOURCES ${ASHL_SOURCES} ${ASHL_HEADERS} ${ASHL_TDS})
endif()
if(ASHL_SHARED)
set(libkind SHARED)
elseif(ASHL_STATIC)
set(libkind STATIC)
endif()
add_library(${name} ${libkind} ${ASHL_SOURCES})
add_dependencies(${name} ${LLVM_COMMON_DEPENDS})
llvm_update_compile_flags(${name})
swift_common_llvm_config(${name} ${ASHL_LLVM_LINK_COMPONENTS})
set_output_directory(${name}
BINARY_DIR ${SWIFT_RUNTIME_OUTPUT_INTDIR}
LIBRARY_DIR ${SWIFT_LIBRARY_OUTPUT_INTDIR})
if(SWIFT_HOST_VARIANT_SDK IN_LIST SWIFT_APPLE_PLATFORMS)
set_target_properties(${name} PROPERTIES
INSTALL_NAME_DIR "@rpath")
elseif(SWIFT_HOST_VARIANT_SDK STREQUAL LINUX)
set_target_properties(${name} PROPERTIES
INSTALL_RPATH "$ORIGIN")
elseif(SWIFT_HOST_VARIANT_SDK STREQUAL CYGWIN)
set_target_properties(${name} PROPERTIES
INSTALL_RPATH "$ORIGIN:/usr/lib/swift/cygwin")
elseif(SWIFT_HOST_VARIANT_SDK STREQUAL "ANDROID")
set_target_properties(${name} PROPERTIES
INSTALL_RPATH "$ORIGIN")
endif()
set_target_properties(${name} PROPERTIES
BUILD_WITH_INSTALL_RPATH YES
FOLDER "Swift libraries")
_add_host_variant_c_compile_flags(${name})
_add_host_variant_link_flags(${name})
_add_host_variant_c_compile_link_flags(${name})
_set_target_prefix_and_suffix(${name} "${libkind}" "${SWIFT_HOST_VARIANT_SDK}")
# Set compilation and link flags.
if(SWIFT_HOST_VARIANT_SDK STREQUAL WINDOWS)
swift_windows_include_for_arch(${SWIFT_HOST_VARIANT_ARCH}
${SWIFT_HOST_VARIANT_ARCH}_INCLUDE)
target_include_directories(${name} SYSTEM PRIVATE
${${SWIFT_HOST_VARIANT_ARCH}_INCLUDE})
if(libkind STREQUAL SHARED)
target_compile_definitions(${name} PRIVATE
_WINDLL)
endif()
if(NOT ${CMAKE_C_COMPILER_ID} STREQUAL MSVC)
swift_windows_get_sdk_vfs_overlay(ASHL_VFS_OVERLAY)
target_compile_options(${name} PRIVATE
"SHELL:-Xclang -ivfsoverlay -Xclang ${ASHL_VFS_OVERLAY}")
# MSVC doesn't support -Xclang. We don't need to manually specify
# the dependent libraries as `cl` does so.
target_compile_options(${name} PRIVATE
"SHELL:-Xclang --dependent-lib=oldnames"
# TODO(compnerd) handle /MT, /MTd
"SHELL:-Xclang --dependent-lib=msvcrt$<$<CONFIG:Debug>:d>")
endif()
set_target_properties(${name} PROPERTIES
NO_SONAME YES)
endif()
if(${SWIFT_HOST_VARIANT_SDK} IN_LIST SWIFT_APPLE_PLATFORMS)
target_link_options(${name} PRIVATE
"LINKER:-compatibility_version,1")
if(SWIFT_COMPILER_VERSION)
target_link_options(${name} PRIVATE
"LINKER:-current_version,${SWIFT_COMPILER_VERSION}")
endif()
endif()
add_dependencies(dev ${name})
if(NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
swift_install_in_component(TARGETS ${name}
ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX} COMPONENT dev
LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX} COMPONENT dev
RUNTIME DESTINATION bin COMPONENT dev)
endif()
swift_is_installing_component(dev is_installing)
if(NOT is_installing)
set_property(GLOBAL APPEND PROPERTY SWIFT_BUILDTREE_EXPORTS ${name})
else()
set_property(GLOBAL APPEND PROPERTY SWIFT_EXPORTS ${name})
endif()
endfunction()
macro(add_swift_tool_subdirectory name)
add_llvm_subdirectory(SWIFT TOOL ${name})
endmacro()
macro(add_swift_lib_subdirectory name)
add_llvm_subdirectory(SWIFT LIB ${name})
endmacro()
function(add_swift_host_tool executable)
set(options)
set(single_parameter_options SWIFT_COMPONENT)
set(multiple_parameter_options LLVM_LINK_COMPONENTS)
cmake_parse_arguments(ASHT
"${options}"
"${single_parameter_options}"
"${multiple_parameter_options}"
${ARGN})
precondition(ASHT_SWIFT_COMPONENT
MESSAGE "Swift Component is required to add a host tool")
add_executable(${executable} ${ASHT_UNPARSED_ARGUMENTS})
_add_host_variant_c_compile_flags(${executable})
_add_host_variant_link_flags(${executable})
_add_host_variant_c_compile_link_flags(${executable})
target_link_directories(${executable} PRIVATE
${SWIFTLIB_DIR}/${SWIFT_SDK_${SWIFT_HOST_VARIANT_SDK}_LIB_SUBDIR})
add_dependencies(${executable} ${LLVM_COMMON_DEPENDS})
set_target_properties(${executable} PROPERTIES
FOLDER "Swift executables")
if(SWIFT_PARALLEL_LINK_JOBS)
set_target_properties(${executable} PROPERTIES
JOB_POOL_LINK swift_link_job_pool)
endif()
if(${SWIFT_HOST_VARIANT_SDK} IN_LIST SWIFT_APPLE_PLATFORMS)
set_target_properties(${executable} PROPERTIES
BUILD_WITH_INSTALL_RPATH YES
INSTALL_RPATH "@executable_path/../lib/swift/${SWIFT_SDK_${SWIFT_HOST_VARIANT_SDK}_LIB_SUBDIR}")
endif()
llvm_update_compile_flags(${executable})
swift_common_llvm_config(${executable} ${ASHT_LLVM_LINK_COMPONENTS})
set_output_directory(${executable}
BINARY_DIR ${SWIFT_RUNTIME_OUTPUT_INTDIR}
LIBRARY_DIR ${SWIFT_LIBRARY_OUTPUT_INTDIR})
if(SWIFT_HOST_VARIANT_SDK STREQUAL WINDOWS)
swift_windows_include_for_arch(${SWIFT_HOST_VARIANT_ARCH}
${SWIFT_HOST_VARIANT_ARCH}_INCLUDE)
target_include_directories(${executable} SYSTEM PRIVATE
${${SWIFT_HOST_VARIANT_ARCH}_INCLUDE})
if(NOT ${CMAKE_C_COMPILER_ID} STREQUAL MSVC)
# MSVC doesn't support -Xclang. We don't need to manually specify
# the dependent libraries as `cl` does so.
target_compile_options(${executable} PRIVATE
"SHELL:-Xclang --dependent-lib=oldnames"
# TODO(compnerd) handle /MT, /MTd
"SHELL:-Xclang --dependent-lib=msvcrt$<$<CONFIG:Debug>:d>")
endif()
endif()
add_dependencies(${ASHT_SWIFT_COMPONENT} ${executable})
swift_install_in_component(TARGETS ${executable}
RUNTIME
DESTINATION bin
COMPONENT ${ASHT_SWIFT_COMPONENT})
swift_is_installing_component(${ASHT_SWIFT_COMPONENT} is_installing)
if(NOT is_installing)
set_property(GLOBAL APPEND PROPERTY SWIFT_BUILDTREE_EXPORTS ${executable})
else()
set_property(GLOBAL APPEND PROPERTY SWIFT_EXPORTS ${executable})
endif()
endfunction()
# This declares a swift host tool that links with libfuzzer.
function(add_swift_fuzzer_host_tool executable)
# First create our target. We do not actually parse the argument since we do
# not care about the arguments, we just pass them all through to
# add_swift_host_tool.
add_swift_host_tool(${executable} ${ARGN})
# Then make sure that we pass the -fsanitize=fuzzer flag both on the cflags
# and cxx flags line.
target_compile_options(${executable} PRIVATE "-fsanitize=fuzzer")
target_link_libraries(${executable} PRIVATE "-fsanitize=fuzzer")
endfunction()
macro(add_swift_tool_symlink name dest component)
add_llvm_tool_symlink(${name} ${dest} ALWAYS_GENERATE)
llvm_install_symlink(${name} ${dest} ALWAYS_GENERATE COMPONENT ${component})
endmacro()
# Declare that files in this library are built with LLVM's support
# libraries available.
macro(set_swift_llvm_is_available)
add_compile_options(-DSWIFT_LLVM_SUPPORT_IS_AVAILABLE)
endmacro()