mirror of
https://github.com/apple/swift.git
synced 2025-12-14 20:36:38 +01:00
1898b01ce6
This library will likely become home to other fast-path-in-client functions, so give it a more general name.
396 lines
14 KiB
CMake
396 lines
14 KiB
CMake
add_subdirectory(LLVMSupport)
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set(SWIFT_RUNTIME_CXX_FLAGS)
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set(SWIFT_RUNTIME_LINK_FLAGS)
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set(SWIFT_RUNTIME_SWIFT_COMPILE_FLAGS)
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set(SWIFT_RUNTIME_SWIFT_LINK_FLAGS)
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if(SWIFT_RUNTIME_USE_SANITIZERS)
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# TODO: Refactor this
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if("Thread" IN_LIST SWIFT_RUNTIME_USE_SANITIZERS)
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list(APPEND SWIFT_RUNTIME_CXX_FLAGS "-fsanitize=thread")
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list(APPEND SWIFT_RUNTIME_LINK_FLAGS "-fsanitize=thread")
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list(APPEND SWIFT_RUNTIME_SWIFT_COMPILE_FLAGS "-sanitize=thread")
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list(APPEND SWIFT_RUNTIME_SWIFT_LINK_FLAGS "-fsanitize=thread")
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endif()
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endif()
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if(SWIFT_STDLIB_SIL_DEBUGGING)
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list(APPEND SWIFT_RUNTIME_SWIFT_COMPILE_FLAGS "-Xfrontend" "-sil-based-debuginfo")
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endif()
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option(SWIFT_RUNTIME_DYLD_SHARED_CACHE_COMPATIBLE
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"On Darwin platforms, link the standard library in a way that
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allows inclusion in the dyld shared cache"
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FALSE)
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if(CMAKE_SYSTEM_NAME STREQUAL "Darwin" AND
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LLVM_LINKER_IS_APPLE AND
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NOT SWIFT_RUNTIME_DYLD_SHARED_CACHE_COMPATIBLE)
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set(shared_cache_link_flags "LINKER:-not_for_dyld_shared_cache")
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list(APPEND SWIFT_RUNTIME_LINK_FLAGS ${shared_cache_link_flags})
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list(APPEND SWIFT_RUNTIME_SWIFT_LINK_FLAGS ${shared_cache_link_flags})
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endif()
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# Build the runtime with -Wall to catch, e.g., uninitialized variables
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# warnings.
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if(SWIFT_COMPILER_IS_MSVC_LIKE)
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list(APPEND SWIFT_RUNTIME_CXX_FLAGS "/W3")
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else()
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list(APPEND SWIFT_RUNTIME_CXX_FLAGS "-Wall")
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endif()
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set(SWIFT_RUNTIME_CORE_CXX_FLAGS "${SWIFT_RUNTIME_CXX_FLAGS}")
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set(SWIFT_RUNTIME_CORE_LINK_FLAGS "${SWIFT_RUNTIME_LINK_FLAGS}")
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if(CMAKE_SYSTEM_NAME STREQUAL "CYGWIN")
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list(APPEND SWIFT_RUNTIME_CORE_CXX_FLAGS "-mcmodel=large")
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elseif(CMAKE_SYSTEM_NAME STREQUAL "OpenBSD")
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list(APPEND SWIFT_RUNTIME_CORE_CXX_FLAGS "-xc++")
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endif()
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# We should avoid non-literals in format strings, or appropriately mark
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# functions.
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check_cxx_compiler_flag("-Wformat-nonliteral -Werror=format-nonliteral" CXX_SUPPORTS_FORMAT_NONLITERAL_WARNING)
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if (CXX_SUPPORTS_FORMAT_NONLITERAL_WARNING)
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list(APPEND SWIFT_RUNTIME_CORE_CXX_FLAGS "-Wformat-nonliteral"
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"-Werror=format-nonliteral")
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endif()
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# C++ code in the runtime and standard library should generally avoid
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# introducing static constructors or destructors.
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check_cxx_compiler_flag("-Wglobal-constructors -Werror=global-constructors" CXX_SUPPORTS_GLOBAL_CONSTRUCTORS_WARNING)
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if(CXX_SUPPORTS_GLOBAL_CONSTRUCTORS_WARNING)
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list(APPEND SWIFT_RUNTIME_CORE_CXX_FLAGS "-Wglobal-constructors"
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"-Werror=global-constructors")
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endif()
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# C++ code in the runtime and standard library should generally avoid
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# introducing static constructors or destructors.
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check_cxx_compiler_flag("-Wexit-time-destructors -Werror=exit-time-destructors" CXX_SUPPORTS_EXIT_TIME_DESTRUCTORS_WARNING)
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if(CXX_SUPPORTS_EXIT_TIME_DESTRUCTORS_WARNING)
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list(APPEND SWIFT_RUNTIME_CORE_CXX_FLAGS "-Wexit-time-destructors"
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"-Werror=exit-time-destructors")
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endif()
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add_subdirectory(SwiftShims/swift/shims)
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add_subdirectory(CommandLineSupport)
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if(SWIFT_ENABLE_EXPERIMENTAL_CXX_INTEROP)
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add_subdirectory(Cxx)
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else()
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# SwiftCompilerSources rely on C++ interop, specifically on being able to
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# import the C++ standard library into Swift. On Linux, this is only possible
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# when using the modulemap that Swift provides for libstdc++. Make sure we
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# include the libstdc++ modulemap into the build even when not building
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# C++ interop modules.
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add_subdirectory(Cxx/libstdcxx)
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endif()
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add_subdirectory(Threading)
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# This static library is shared across swiftCore and swiftRemoteInspection
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if(SWIFT_BUILD_STDLIB OR SWIFT_BUILD_REMOTE_MIRROR)
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# TODO: due to the use of `add_swift_target_library` rather than `add_library`
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# we cannot use `target_sources` and thus must resort to list manipulations to
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# adjust the source list.
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set(swiftDemanglingSources
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"${SWIFT_SOURCE_DIR}/lib/Demangling/Context.cpp"
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"${SWIFT_SOURCE_DIR}/lib/Demangling/Demangler.cpp"
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"${SWIFT_SOURCE_DIR}/lib/Demangling/ManglingUtils.cpp"
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"${SWIFT_SOURCE_DIR}/lib/Demangling/NodePrinter.cpp"
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"${SWIFT_SOURCE_DIR}/lib/Demangling/Punycode.cpp"
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"${SWIFT_SOURCE_DIR}/lib/Demangling/Remangler.cpp"
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"${SWIFT_SOURCE_DIR}/lib/Demangling/NodeDumper.cpp"
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"${SWIFT_SOURCE_DIR}/lib/Demangling/Errors.cpp")
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set(swiftDemanglingCRSources
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"${SWIFT_SOURCE_DIR}/lib/Demangling/CrashReporter.cpp")
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set(swift_demangling_cflags)
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if(SWIFT_RUNTIME_CRASH_REPORTER_CLIENT)
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list(APPEND swift_demangling_cflags
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"-DSWIFT_HAVE_CRASHREPORTERCLIENT=1")
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endif()
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# The old mangling support is only needed on platforms with ObjC.
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if(SWIFT_STDLIB_ENABLE_OBJC_INTEROP)
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list(APPEND swiftDemanglingSources
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"${SWIFT_SOURCE_DIR}/lib/Demangling/OldDemangler.cpp"
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"${SWIFT_SOURCE_DIR}/lib/Demangling/OldRemangler.cpp"
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)
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list(APPEND swift_demangling_cflags -DSWIFT_SUPPORT_OLD_MANGLING=1)
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else()
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list(APPEND swift_demangling_cflags -DSWIFT_SUPPORT_OLD_MANGLING=0)
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endif()
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if(SWIFT_STDLIB_HAS_TYPE_PRINTING)
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list(APPEND swift_demangling_cflags -DSWIFT_STDLIB_HAS_TYPE_PRINTING)
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endif()
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# Gold LTO is unsupported. To prevent tests from failing when building
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# with LTO, force swiftDemangling library to compile without LTO for Linux.
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add_swift_target_library(swiftDemangling OBJECT_LIBRARY
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${swiftDemanglingSources}
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C_COMPILE_FLAGS
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-DswiftCore_EXPORTS
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${swift_demangling_cflags}
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C_COMPILE_FLAGS_LINUX -fno-lto
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INSTALL_IN_COMPONENT never_install)
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add_swift_target_library(swiftDemanglingCR OBJECT_LIBRARY
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${swiftDemanglingCRSources}
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C_COMPILE_FLAGS
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-DswiftCore_EXPORTS
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${swift_demangling_cflags}
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INSTALL_IN_COMPONENT never_install)
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endif()
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option(SWIFT_SHOULD_BUILD_EMBEDDED_STDLIB
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"Enable build of the embedded Swift standard library and runtime"
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TRUE)
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option(SWIFT_SHOULD_BUILD_EMBEDDED_STDLIB_CROSS_COMPILING
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"Enable build of the embedded Swift standard library and runtime for cross-compiling targets"
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FALSE)
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set(SWIFT_EMBEDDED_STDLIB_EXTRA_TARGET_TRIPLES "" CACHE STRING
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"List of extra target triples to build the embedded Swift standard library for")
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set(SWIFT_EMBEDDED_STDLIB_SDKS_FOR_TARGET_TRIPLES "" CACHE STRING
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"List of SDKs to use for target triples, in the form triple@sdkpath.
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Using this variable precludes setting directly the value for SWIFT_SDK_embedded_ARCH_\$\{ARCH\}_PATH")
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if((NOT SWIFT_HOST_VARIANT STREQUAL "macosx") AND
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(NOT SWIFT_HOST_VARIANT STREQUAL "linux") AND
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(NOT SWIFT_HOST_VARIANT STREQUAL "wasi") AND
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(NOT SWIFT_HOST_VARIANT STREQUAL "windows"))
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set(SWIFT_SHOULD_BUILD_EMBEDDED_STDLIB FALSE)
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elseif(BOOTSTRAPPING_MODE STREQUAL "OFF")
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set(SWIFT_SHOULD_BUILD_EMBEDDED_STDLIB FALSE)
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endif()
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if(SWIFT_SHOULD_BUILD_EMBEDDED_STDLIB)
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add_custom_target(embedded-libraries ALL)
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endif()
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set(EMBEDDED_STDLIB_TARGET_TRIPLES)
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if(SWIFT_SHOULD_BUILD_EMBEDDED_STDLIB_CROSS_COMPILING)
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if(SWIFT_WASI_SYSROOT_PATH)
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# Don't attempt to build any other Embedded Swift stdlib triples
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# when building for WASI.
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list(APPEND EMBEDDED_STDLIB_TARGET_TRIPLES
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"wasm32 wasm32-unknown-wasip1 wasm32-unknown-wasip1"
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)
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else()
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if("ARM" IN_LIST LLVM_TARGETS_TO_BUILD)
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list(APPEND EMBEDDED_STDLIB_TARGET_TRIPLES
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# arch module_name target triple
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"armv6 armv6-apple-none-macho armv6-apple-none-macho"
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"armv6m armv6m-apple-none-macho armv6m-apple-none-macho"
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"armv7 armv7-apple-none-macho armv7-apple-none-macho"
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"armv7m armv7m-apple-none-macho armv7m-apple-none-macho"
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"armv7em armv7em-apple-none-macho armv7em-apple-none-macho"
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)
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endif()
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if("AArch64" IN_LIST LLVM_TARGETS_TO_BUILD)
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list(APPEND EMBEDDED_STDLIB_TARGET_TRIPLES
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"arm64 arm64-apple-none-macho arm64-apple-none-macho"
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"arm64e arm64e-apple-none-macho arm64e-apple-none-macho"
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"arm64 arm64-apple-ios arm64-apple-ios18"
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"arm64e arm64e-apple-ios arm64e-apple-ios18"
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)
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endif()
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# the following are all ELF targets
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if("ARM" IN_LIST LLVM_TARGETS_TO_BUILD)
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list(APPEND EMBEDDED_STDLIB_TARGET_TRIPLES
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"armv4t armv4t-none-none-eabi armv4t-none-none-eabi"
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"armv6 armv6-none-none-eabi armv6-none-none-eabi"
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"armv6m armv6m-none-none-eabi armv6m-none-none-eabi"
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"armv7 armv7-none-none-eabi armv7-none-none-eabi"
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"armv7em armv7em-none-none-eabi armv7em-none-none-eabi"
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)
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endif()
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if("AArch64" IN_LIST LLVM_TARGETS_TO_BUILD)
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list(APPEND EMBEDDED_STDLIB_TARGET_TRIPLES
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"aarch64 aarch64-none-none-elf aarch64-none-none-elf"
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)
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endif()
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if("RISCV" IN_LIST LLVM_TARGETS_TO_BUILD)
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list(APPEND EMBEDDED_STDLIB_TARGET_TRIPLES
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"riscv32 riscv32-none-none-eabi riscv32-none-none-eabi"
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"riscv64 riscv64-none-none-eabi riscv64-none-none-eabi"
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)
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endif()
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if("X86" IN_LIST LLVM_TARGETS_TO_BUILD)
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list(APPEND EMBEDDED_STDLIB_TARGET_TRIPLES
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"i686 i686-unknown-none-elf i686-unknown-none-elf"
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"x86_64 x86_64-unknown-none-elf x86_64-unknown-none-elf"
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)
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endif()
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if("WebAssembly" IN_LIST LLVM_TARGETS_TO_BUILD)
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list(APPEND EMBEDDED_STDLIB_TARGET_TRIPLES
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"wasm32 wasm32-unknown-none-wasm wasm32-unknown-none-wasm"
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"wasm64 wasm64-unknown-none-wasm wasm64-unknown-none-wasm"
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)
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endif()
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if("AVR" IN_LIST LLVM_TARGETS_TO_BUILD)
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list(APPEND EMBEDDED_STDLIB_TARGET_TRIPLES
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"avr avr-none-none-elf avr-none-none-elf"
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)
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endif()
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endif()
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endif()
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if(SWIFT_SHOULD_BUILD_EMBEDDED_STDLIB AND NOT SWIFT_WASI_SYSROOT_PATH)
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if (SWIFT_HOST_VARIANT STREQUAL "linux")
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list(APPEND EMBEDDED_STDLIB_TARGET_TRIPLES
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"${SWIFT_HOST_VARIANT_ARCH} ${SWIFT_HOST_VARIANT_ARCH}-unknown-linux-gnu ${SWIFT_HOST_VARIANT_ARCH}-unknown-linux-gnu"
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# In practice this expands to either:
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# "x86_64 x86_64-unknown-linux-gnu x86_64-unknown-linux-gnu"
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# "aarch64 aarch64-unknown-linux-gnu aarch64-unknown-linux-gnu"
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)
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elseif (SWIFT_HOST_VARIANT STREQUAL "macosx")
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list(APPEND EMBEDDED_STDLIB_TARGET_TRIPLES
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"x86_64 x86_64-apple-macos x86_64-apple-macos14"
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"arm64 arm64-apple-macos arm64-apple-macos14"
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"arm64e arm64e-apple-macos arm64e-apple-macos14"
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)
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elseif (SWIFT_HOST_VARIANT STREQUAL "windows")
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list(APPEND EMBEDDED_STDLIB_TARGET_TRIPLES
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# Without specifying the `windows` component LLVM refuses to
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# generate valid COFF object files.
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"i686 i686-unknown-windows-msvc i686-unknown-windows-msvc"
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"x86_64 x86_64-unknown-windows-msvc x86_64-unknown-windows-msvc"
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)
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endif()
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endif()
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foreach(triple ${SWIFT_EMBEDDED_STDLIB_EXTRA_TARGET_TRIPLES})
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if(triple STREQUAL "")
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continue()
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endif()
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string(REGEX REPLACE "-" ";" list "${triple}")
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list(GET list 0 arch)
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list(GET list 1 vendor)
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list(GET list 2 os)
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string(REGEX REPLACE "[0-9]+(\\.[0-9]+)+" "" mod "${triple}")
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list(FILTER EMBEDDED_STDLIB_TARGET_TRIPLES EXCLUDE REGEX " ${mod} ")
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list(APPEND EMBEDDED_STDLIB_TARGET_TRIPLES
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"${arch} ${mod} ${triple}"
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)
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endforeach()
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if(SWIFT_EMBEDDED_STDLIB_SDKS_FOR_TARGET_TRIPLES)
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message(WARNING "Configuring SDKs using content of SWIFT_EMBEDDED_STDLIB_SDKS_FOR_TARGET_TRIPLES \
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Setting directly SWIFT_SDK_embedded_ARCH_\$\{ARCH\}_PATH will not work")
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foreach(triple_configuration ${SWIFT_EMBEDDED_STDLIB_SDKS_FOR_TARGET_TRIPLES})
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if(triple_configuration STREQUAL "")
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continue()
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endif()
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# Line format: <triple>[@<path to SDK>]
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string(REPLACE "@" ";" triple_configuration_list "${triple_configuration}")
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list(LENGTH triple_configuration_list triple_configuration_list_length)
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if(triple_configuration_list_length GREATER_EQUAL 2)
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list(GET triple_configuration_list 0 triple)
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list(GET triple_configuration_list 1 sdk_path)
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set(EMBEDDED_STDLIB_SDK_FOR_${triple} "${sdk_path}")
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endif()
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endforeach()
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endif()
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if(SWIFT_SHOULD_BUILD_EMBEDDED_STDLIB)
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set(triples)
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foreach(entry ${EMBEDDED_STDLIB_TARGET_TRIPLES})
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string(REGEX REPLACE "[ \t]+" ";" list "${entry}")
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list(GET list 2 triple)
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list(APPEND triples ${triple})
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endforeach()
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message(STATUS "Building Embedded Swift standard libraries for targets: ${triples}")
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message(STATUS "")
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endif()
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if(SWIFT_BUILD_STDLIB)
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# These must be kept in dependency order so that any referenced targets
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# exist at the time we look for them in add_swift_*.
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if(SWIFT_BUILD_SWIFT_DIRECT_RUNTIME)
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add_subdirectory(SwiftDirectRuntime)
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endif()
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add_subdirectory(runtime)
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add_subdirectory(stubs)
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add_subdirectory(core)
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add_subdirectory(SwiftOnoneSupport)
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if(SWIFT_BUILD_CLANG_OVERLAYS OR SWIFT_BUILD_TEST_SUPPORT_MODULES)
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add_subdirectory(ClangOverlays)
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endif()
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if(SWIFT_ENABLE_EXPERIMENTAL_CONCURRENCY)
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add_subdirectory(Concurrency)
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endif()
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if(SWIFT_ENABLE_EXPERIMENTAL_STRING_PROCESSING)
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add_subdirectory(RegexParser)
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add_subdirectory(StringProcessing)
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add_subdirectory(RegexBuilder)
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endif()
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endif()
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if(SWIFT_BUILD_STDLIB AND NOT SWIFT_STDLIB_BUILD_ONLY_CORE_MODULES)
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# In some internal Apple configurations we have the need
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# to build Core and Onone separately from the rest
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# of the stdlib
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if(SWIFT_ENABLE_EXPERIMENTAL_DIFFERENTIABLE_PROGRAMMING)
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add_subdirectory(Differentiation)
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endif()
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if(SWIFT_ENABLE_EXPERIMENTAL_DISTRIBUTED)
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add_subdirectory(Distributed)
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endif()
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if(SWIFT_ENABLE_EXPERIMENTAL_OBSERVATION)
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add_subdirectory(Observation)
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endif()
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if(SWIFT_ENABLE_RUNTIME_MODULE)
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add_subdirectory(RuntimeModule)
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endif()
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if(SWIFT_ENABLE_SYNCHRONIZATION)
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add_subdirectory(Synchronization)
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endif()
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if(SWIFT_ENABLE_VOLATILE)
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add_subdirectory(Volatile)
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endif()
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endif()
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if(SWIFT_BUILD_REMOTE_MIRROR)
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add_subdirectory(RemoteInspection)
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add_subdirectory(SwiftRemoteMirror)
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endif()
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if(SWIFT_BUILD_SDK_OVERLAY OR (SWIFT_BUILD_TEST_SUPPORT_MODULES AND SWIFT_BUILD_DYNAMIC_SDK_OVERLAY_default))
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add_subdirectory(Platform)
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endif()
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if(SWIFT_BUILD_SDK_OVERLAY)
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# On Apple platforms, we aren't building any overlays. Instead, we're picking them up from the SDK.
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if(WINDOWS IN_LIST SWIFT_SDKS)
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add_subdirectory(Windows)
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endif()
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endif()
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if(SWIFT_BUILD_LIBEXEC)
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add_subdirectory(libexec)
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endif()
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