mirror of
https://github.com/SerenityOS/serenity
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e444b0aace
Allowing an environment variable to enable/disable the build for clangd and other toolchains will improve the developer-experience than reconfiguring and building the toolchain manually. Now you will have to call the command as following $ CLANG_ENABLE_CLANGD=ON Toolchain/BuildClang.sh
116 lines
5.3 KiB
CMake
116 lines
5.3 KiB
CMake
# This file specifies the options used for building the Clang compiler, LLD linker and the compiler builtins library
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if (CMAKE_VERSION VERSION_EQUAL "3.29.0" OR CMAKE_VERSION VERSION_EQUAL "3.29.1")
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message(FATAL_ERROR "CMake versions 3.29.0 and 3.29.1 are known to not install LLVM correctly. "
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"Please either downgrade CMake or update it to 3.29.2+.")
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endif()
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# Note: We force the cmake module path for all dependent projects to include our custom directory
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# That has the Platform/SerenityOS.cmake definition
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set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${SERENITY_MODULE_PATH}" CACHE STRING "Modules for CMake")
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set(CMAKE_BUILD_TYPE Release CACHE STRING "")
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set(LLVM_TARGETS_TO_BUILD "X86;AArch64;RISCV" CACHE STRING "")
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set(LLVM_ENABLE_PROJECTS "llvm;clang;lld;clang-tools-extra" CACHE STRING "")
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set(LLVM_ENABLE_RUNTIMES "compiler-rt;libunwind;libcxxabi;libcxx" CACHE STRING "")
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set(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR ON CACHE BOOL "")
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set(LLVM_ENABLE_BINDINGS OFF CACHE BOOL "")
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set(LLVM_INCLUDE_BENCHMARKS OFF CACHE BOOL "")
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set(LLVM_BUILD_UTILS ON CACHE BOOL "")
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set(LLVM_INCLUDE_TESTS OFF CACHE BOOL "")
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set(LLVM_BUILD_LLVM_DYLIB ON CACHE BOOL "")
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set(LLVM_LINK_LLVM_DYLIB ON CACHE BOOL "")
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set(LLVM_INSTALL_UTILS ON CACHE BOOL "")
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set(LLVM_INSTALL_TOOLCHAIN_ONLY OFF CACHE BOOL "Don't install headers, utils, and tools")
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set(LLVM_INSTALL_BINUTILS_SYMLINKS OFF CACHE BOOL "")
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if(DEFINED ENV{CLANG_ENABLE_CLANGD} AND "$ENV{CLANG_ENABLE_CLANGD}" STREQUAL "ON")
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message(STATUS "Enabling clangd as a part of toolchain build")
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set(CLANG_ENABLE_CLANGD ON CACHE BOOL "" FORCE)
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else()
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message(STATUS "Disabling clangd as a part of toolchain build")
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set(CLANG_ENABLE_CLANGD OFF CACHE BOOL "" FORCE)
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endif()
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foreach(target x86_64-pc-serenity;aarch64-pc-serenity;riscv64-pc-serenity)
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list(APPEND targets "${target}")
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set(RUNTIMES_${target}_CMAKE_BUILD_TYPE Release CACHE STRING "")
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set(RUNTIMES_${target}_CMAKE_SYSROOT ${SERENITY_${target}_SYSROOT} CACHE PATH "")
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# Prevent configure checks from trying to link to the not-yet-built startup files & libunwind.
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set(compiler_flags "-Wno-unused-command-line-argument -nostartfiles -L${SERENITY_${target}_STUBS}")
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set(RUNTIMES_${target}_CMAKE_C_FLAGS ${compiler_flags} CACHE STRING "")
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set(RUNTIMES_${target}_CMAKE_CXX_FLAGS ${compiler_flags} CACHE STRING "")
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set(RUNTIMES_${target}_COMPILER_RT_BUILD_CRT ON CACHE BOOL "")
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set(RUNTIMES_${target}_COMPILER_RT_BUILD_SANITIZERS OFF CACHE BOOL "")
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set(RUNTIMES_${target}_COMPILER_RT_BUILD_LIBFUZZER OFF CACHE BOOL "")
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set(RUNTIMES_${target}_COMPILER_RT_BUILD_MEMPROF OFF CACHE BOOL "")
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set(RUNTIMES_${target}_COMPILER_RT_BUILD_PROFILE ON CACHE BOOL "")
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set(RUNTIMES_${target}_COMPILER_RT_BUILD_XRAY OFF CACHE BOOL "")
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set(RUNTIMES_${target}_COMPILER_RT_BUILD_ORC OFF CACHE BOOL "")
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set(RUNTIMES_${target}_CMAKE_SYSTEM_NAME SerenityOS CACHE STRING "")
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set(RUNTIMES_${target}_CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} CACHE STRING "")
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set(BUILTINS_${target}_CMAKE_BUILD_TYPE Release CACHE STRING "")
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set(BUILTINS_${target}_CMAKE_SYSROOT ${SERENITY_${target}_SYSROOT} CACHE PATH "")
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# Explicitly set these so that host CFLAGS/CXXFLAGS don't get passed to the cross compiler.
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set(BUILTINS_${target}_CMAKE_C_FLAGS "" CACHE STRING "")
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set(BUILTINS_${target}_CMAKE_CXX_FLAGS "" CACHE STRING "")
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set(BUILTINS_${target}_COMPILER_RT_EXCLUDE_ATOMIC_BUILTIN OFF CACHE BOOL "")
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set(BUILTINS_${target}_CMAKE_SYSTEM_NAME SerenityOS CACHE STRING "")
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set(BUILTINS_${target}_CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} CACHE STRING "")
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set(RUNTIMES_${target}_LIBUNWIND_USE_COMPILER_RT ON CACHE BOOL "")
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set(RUNTIMES_${target}_LIBCXXABI_USE_COMPILER_RT ON CACHE BOOL "")
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set(RUNTIMES_${target}_LIBCXX_USE_COMPILER_RT ON CACHE BOOL "")
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set(RUNTIMES_${target}_LIBCXX_ENABLE_STATIC_ABI_LIBRARY ON CACHE BOOL "")
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set(RUNTIMES_${target}_LIBCXX_INCLUDE_BENCHMARKS OFF CACHE BOOL "")
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# Hardcode autodetection results for libm, libdl, and libpthread.
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# This keeps us from accidentially detecting those libraries as being present
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# if we build the toolchain with a populated sysroot (which features the
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# compability linker scripts).
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# TODO: Figure out if we can always build against the Stubs directory instead.
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set(RUNTIMES_${target}_LIBCXXABI_HAS_DL_LIB OFF CACHE BOOL "")
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set(RUNTIMES_${target}_LIBCXXABI_HAS_PTHREAD_LIB OFF CACHE BOOL "")
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set(RUNTIMES_${target}_LIBCXX_HAS_M_LIB OFF CACHE BOOL "")
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set(RUNTIMES_${target}_LIBCXX_HAS_PTHREAD_LIB OFF CACHE BOOL "")
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set(RUNTIMES_${target}_LIBUNWIND_HAS_DL_LIB OFF CACHE BOOL "")
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set(RUNTIMES_${target}_LIBUNWIND_HAS_PTHREAD_LIB OFF CACHE BOOL "")
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endforeach()
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set(LLVM_TOOLCHAIN_TOOLS
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llvm-addr2line
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llvm-ar
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llvm-config
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llvm-cov
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llvm-cxxfilt
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llvm-dwarfdump
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llvm-ifs
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llvm-lib
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llvm-nm
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llvm-objcopy
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llvm-objdump
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llvm-profdata
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llvm-rc
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llvm-ranlib
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llvm-readelf
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llvm-readobj
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llvm-size
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llvm-strings
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llvm-strip
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llvm-symbolizer
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CACHE STRING "")
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set(LLVM_TOOLCHAIN_UTILITIES
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FileCheck
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CACHE STRING ""
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)
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set(LLVM_RUNTIME_TARGETS ${targets} CACHE STRING "")
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set(LLVM_BUILTIN_TARGETS ${targets} CACHE STRING "")
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