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CMakeLists.txt
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CMakeLists.txt
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# See docs/CMake.html for instructions about how to build LLVM with CMake.
cmake_minimum_required(VERSION 3.13.4)
# CMP0116: Ninja generators transform `DEPFILE`s from `add_custom_command()`
# New in CMake 3.20. https://cmake.org/cmake/help/latest/policy/CMP0116.html
if(POLICY CMP0116)
cmake_policy(SET CMP0116 OLD)
endif()
set(CMAKE_BUILD_WITH_INSTALL_NAME_DIR ON)
if(NOT DEFINED LLVM_VERSION_MAJOR)
set(LLVM_VERSION_MAJOR 14)
endif()
if(NOT DEFINED LLVM_VERSION_MINOR)
set(LLVM_VERSION_MINOR 0)
endif()
if(NOT DEFINED LLVM_VERSION_PATCH)
set(LLVM_VERSION_PATCH 0)
endif()
if(NOT DEFINED LLVM_VERSION_SUFFIX)
set(LLVM_VERSION_SUFFIX git)
endif()
if (NOT PACKAGE_VERSION)
set(PACKAGE_VERSION
"${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}${LLVM_VERSION_SUFFIX}")
endif()
if ((CMAKE_GENERATOR MATCHES "Visual Studio") AND (CMAKE_GENERATOR_TOOLSET STREQUAL ""))
message(WARNING "Visual Studio generators use the x86 host compiler by "
"default, even for 64-bit targets. This can result in linker "
"instability and out of memory errors. To use the 64-bit "
"host compiler, pass -Thost=x64 on the CMake command line.")
endif()
if (CMAKE_GENERATOR STREQUAL "Xcode" AND NOT CMAKE_OSX_ARCHITECTURES)
# Some CMake features like object libraries get confused if you don't
# explicitly specify an architecture setting with the Xcode generator.
set(CMAKE_OSX_ARCHITECTURES "x86_64")
endif()
project(LLVM
VERSION ${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}
LANGUAGES C CXX ASM)
set(CMAKE_CXX_STANDARD 14 CACHE STRING "C++ standard to conform to")
set(CMAKE_CXX_STANDARD_REQUIRED YES)
if (CYGWIN)
# Cygwin is a bit stricter and lack things like 'strdup', 'stricmp', etc in
# c++xx mode.
set(CMAKE_CXX_EXTENSIONS YES)
else()
set(CMAKE_CXX_EXTENSIONS NO)
endif()
if (NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
message(STATUS "No build type selected, default to Debug")
set(CMAKE_BUILD_TYPE "Debug" CACHE STRING "Build type (default Debug)" FORCE)
endif()
# Side-by-side subprojects layout: automatically set the
# LLVM_EXTERNAL_${project}_SOURCE_DIR using LLVM_ALL_PROJECTS
# This allows an easy way of setting up a build directory for llvm and another
# one for llvm+clang+... using the same sources.
set(LLVM_ALL_PROJECTS "clang;clang-tools-extra;compiler-rt;cross-project-tests;libc;libclc;libcxx;libcxxabi;libunwind;lld;lldb;mlir;openmp;polly;pstl")
# The flang project is not yet part of "all" projects (see C++ requirements)
set(LLVM_EXTRA_PROJECTS "flang")
# List of all known projects in the mono repo
set(LLVM_KNOWN_PROJECTS "${LLVM_ALL_PROJECTS};${LLVM_EXTRA_PROJECTS}")
set(LLVM_ENABLE_PROJECTS "" CACHE STRING
"Semicolon-separated list of projects to build (${LLVM_KNOWN_PROJECTS}), or \"all\".")
foreach(proj ${LLVM_ENABLE_PROJECTS})
if (NOT proj STREQUAL "all" AND NOT proj STREQUAL "llvm" AND NOT "${proj}" IN_LIST LLVM_KNOWN_PROJECTS)
MESSAGE(FATAL_ERROR "${proj} isn't a known project: ${LLVM_KNOWN_PROJECTS}")
endif()
endforeach()
if( LLVM_ENABLE_PROJECTS STREQUAL "all" )
set( LLVM_ENABLE_PROJECTS ${LLVM_ALL_PROJECTS})
endif()
if ("flang" IN_LIST LLVM_ENABLE_PROJECTS)
if (NOT "mlir" IN_LIST LLVM_ENABLE_PROJECTS)
message(STATUS "Enabling MLIR as a dependency to flang")
list(APPEND LLVM_ENABLE_PROJECTS "mlir")
endif()
if (NOT "clang" IN_LIST LLVM_ENABLE_PROJECTS)
message(FATAL_ERROR "Clang is not enabled, but is required for the Flang driver")
endif()
endif()
# LLVM_ENABLE_PROJECTS_USED is `ON` if the user has ever used the
# `LLVM_ENABLE_PROJECTS` CMake cache variable. This exists for
# several reasons:
#
# * As an indicator that the `LLVM_ENABLE_PROJECTS` list is now the single
# source of truth for which projects to build. This means we will ignore user
# supplied `LLVM_TOOL_<project>_BUILD` CMake cache variables and overwrite
# them.
#
# * The case where the user previously had `LLVM_ENABLE_PROJECTS` set to a
# non-empty list but now the user wishes to disable building all other projects
# by setting `LLVM_ENABLE_PROJECTS` to an empty string. In that case we still
# need to set the `LLVM_TOOL_${upper_proj}_BUILD` variables so that we disable
# building all the projects that were previously enabled.
set(LLVM_ENABLE_PROJECTS_USED OFF CACHE BOOL "")
mark_as_advanced(LLVM_ENABLE_PROJECTS_USED)
if (LLVM_ENABLE_PROJECTS_USED OR NOT LLVM_ENABLE_PROJECTS STREQUAL "")
set(LLVM_ENABLE_PROJECTS_USED ON CACHE BOOL "" FORCE)
foreach(proj ${LLVM_KNOWN_PROJECTS} ${LLVM_EXTERNAL_PROJECTS})
string(TOUPPER "${proj}" upper_proj)
string(REGEX REPLACE "-" "_" upper_proj ${upper_proj})
if ("${proj}" IN_LIST LLVM_ENABLE_PROJECTS)
message(STATUS "${proj} project is enabled")
set(SHOULD_ENABLE_PROJECT TRUE)
set(PROJ_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../${proj}")
if(NOT EXISTS "${PROJ_DIR}" OR NOT IS_DIRECTORY "${PROJ_DIR}")
message(FATAL_ERROR "LLVM_ENABLE_PROJECTS requests ${proj} but directory not found: ${PROJ_DIR}")
endif()
if( LLVM_EXTERNAL_${upper_proj}_SOURCE_DIR STREQUAL "" )
set(LLVM_EXTERNAL_${upper_proj}_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../${proj}" CACHE PATH "" FORCE)
else()
set(LLVM_EXTERNAL_${upper_proj}_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../${proj}" CACHE PATH "")
endif()
elseif ("${proj}" IN_LIST LLVM_EXTERNAL_PROJECTS)
message(STATUS "${proj} project is enabled")
set(SHOULD_ENABLE_PROJECT TRUE)
else()
message(STATUS "${proj} project is disabled")
set(SHOULD_ENABLE_PROJECT FALSE)
endif()
# Force `LLVM_TOOL_${upper_proj}_BUILD` variables to have values that
# corresponds with `LLVM_ENABLE_PROJECTS`. This prevents the user setting
# `LLVM_TOOL_${upper_proj}_BUILD` variables externally. At some point
# we should deprecate allowing users to set these variables by turning them
# into normal CMake variables rather than cache variables.
set(LLVM_TOOL_${upper_proj}_BUILD
${SHOULD_ENABLE_PROJECT}
CACHE
BOOL "Whether to build ${upper_proj} as part of LLVM" FORCE
)
endforeach()
endif()
unset(SHOULD_ENABLE_PROJECT)
# Build llvm with ccache if the package is present
set(LLVM_CCACHE_BUILD OFF CACHE BOOL "Set to ON for a ccache enabled build")
if(LLVM_CCACHE_BUILD)
find_program(CCACHE_PROGRAM ccache)
if(CCACHE_PROGRAM)
set(LLVM_CCACHE_MAXSIZE "" CACHE STRING "Size of ccache")
set(LLVM_CCACHE_DIR "" CACHE STRING "Directory to keep ccached data")
set(LLVM_CCACHE_PARAMS "CCACHE_CPP2=yes CCACHE_HASHDIR=yes"
CACHE STRING "Parameters to pass through to ccache")
set(CCACHE_PROGRAM "${LLVM_CCACHE_PARAMS} ${CCACHE_PROGRAM}")
if (LLVM_CCACHE_MAXSIZE)
set(CCACHE_PROGRAM "CCACHE_MAXSIZE=${LLVM_CCACHE_MAXSIZE} ${CCACHE_PROGRAM}")
endif()
if (LLVM_CCACHE_DIR)
set(CCACHE_PROGRAM "CCACHE_DIR=${LLVM_CCACHE_DIR} ${CCACHE_PROGRAM}")
endif()
set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE ${CCACHE_PROGRAM})
else()
message(FATAL_ERROR "Unable to find the program ccache. Set LLVM_CCACHE_BUILD to OFF")
endif()
endif()
option(LLVM_DEPENDENCY_DEBUGGING "Dependency debugging mode to verify correctly expressed library dependencies (Darwin only)" OFF)
# Some features of the LLVM build may be disallowed when dependency debugging is
# enabled. In particular you cannot use ccache because we want to force compile
# operations to always happen.
if(LLVM_DEPENDENCY_DEBUGGING)
if(NOT CMAKE_HOST_APPLE)
message(FATAL_ERROR "Dependency debugging is only currently supported on Darwin hosts.")
endif()
if(LLVM_CCACHE_BUILD)
message(FATAL_ERROR "Cannot enable dependency debugging while using ccache.")
endif()
endif()
option(LLVM_ENABLE_DAGISEL_COV "Debug: Prints tablegen patterns that were used for selecting" OFF)
option(LLVM_ENABLE_GISEL_COV "Enable collection of GlobalISel rule coverage" OFF)
if(LLVM_ENABLE_GISEL_COV)
set(LLVM_GISEL_COV_PREFIX "${CMAKE_BINARY_DIR}/gisel-coverage-" CACHE STRING "Provide a filename prefix to collect the GlobalISel rule coverage")
endif()
# Add path for custom modules
set(CMAKE_MODULE_PATH
${CMAKE_MODULE_PATH}
"${CMAKE_CURRENT_SOURCE_DIR}/cmake"
"${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules"
)
# Generate a CompilationDatabase (compile_commands.json file) for our build,
# for use by clang_complete, YouCompleteMe, etc.
set(CMAKE_EXPORT_COMPILE_COMMANDS 1)
option(LLVM_INSTALL_BINUTILS_SYMLINKS
"Install symlinks from the binutils tool names to the corresponding LLVM tools." OFF)
option(LLVM_INSTALL_CCTOOLS_SYMLINKS
"Install symlinks from the cctools tool names to the corresponding LLVM tools." OFF)
option(LLVM_INSTALL_UTILS "Include utility binaries in the 'install' target." OFF)
option(LLVM_INSTALL_TOOLCHAIN_ONLY "Only include toolchain files in the 'install' target." OFF)
# Unfortunatly Clang is too eager to search directories for module maps, which can cause the
# installed version of the maps to be found when building LLVM from source. Therefore we turn off
# the installation by default. See llvm.org/PR31905.
option(LLVM_INSTALL_MODULEMAPS "Install the modulemap files in the 'install' target." OFF)
option(LLVM_USE_FOLDERS "Enable solution folders in Visual Studio. Disable for Express versions." ON)
if ( LLVM_USE_FOLDERS )
set_property(GLOBAL PROPERTY USE_FOLDERS ON)
endif()
include(VersionFromVCS)
option(LLVM_APPEND_VC_REV
"Embed the version control system revision in LLVM" ON)
set(PACKAGE_NAME LLVM)
set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
set(PACKAGE_BUGREPORT "https://bugs.llvm.org/")
set(BUG_REPORT_URL "${PACKAGE_BUGREPORT}" CACHE STRING
"Default URL where bug reports are to be submitted.")
# Configure CPack.
set(CPACK_PACKAGE_INSTALL_DIRECTORY "LLVM")
set(CPACK_PACKAGE_VENDOR "LLVM")
set(CPACK_PACKAGE_VERSION_MAJOR ${LLVM_VERSION_MAJOR})
set(CPACK_PACKAGE_VERSION_MINOR ${LLVM_VERSION_MINOR})
set(CPACK_PACKAGE_VERSION_PATCH ${LLVM_VERSION_PATCH})
set(CPACK_PACKAGE_VERSION ${PACKAGE_VERSION})
set(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_SOURCE_DIR}/LICENSE.TXT")
set(CPACK_NSIS_COMPRESSOR "/SOLID lzma \r\n SetCompressorDictSize 32")
if(WIN32 AND NOT UNIX)
set(CPACK_PACKAGE_INSTALL_REGISTRY_KEY "LLVM")
set(CPACK_PACKAGE_ICON "${CMAKE_CURRENT_SOURCE_DIR}\\\\cmake\\\\nsis_logo.bmp")
set(CPACK_NSIS_MUI_ICON "${CMAKE_CURRENT_SOURCE_DIR}\\\\cmake\\\\nsis_icon.ico")
set(CPACK_NSIS_MUI_UNIICON "${CMAKE_CURRENT_SOURCE_DIR}\\\\cmake\\\\nsis_icon.ico")
set(CPACK_NSIS_MODIFY_PATH "ON")
set(CPACK_NSIS_ENABLE_UNINSTALL_BEFORE_INSTALL "ON")
if( CMAKE_CL_64 )
set(CPACK_NSIS_INSTALL_ROOT "$PROGRAMFILES64")
endif()
endif()
include(CPack)
# Sanity check our source directory to make sure that we are not trying to
# generate an in-source build (unless on MSVC_IDE, where it is ok), and to make
# sure that we don't have any stray generated files lying around in the tree
# (which would end up getting picked up by header search, instead of the correct
# versions).
if( CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_CURRENT_BINARY_DIR AND NOT MSVC_IDE )
message(FATAL_ERROR "In-source builds are not allowed.
Please create a directory and run cmake from there, passing the path
to this source directory as the last argument.
This process created the file `CMakeCache.txt' and the directory `CMakeFiles'.
Please delete them.")
endif()
string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE)
if (CMAKE_BUILD_TYPE AND
NOT uppercase_CMAKE_BUILD_TYPE MATCHES "^(DEBUG|RELEASE|RELWITHDEBINFO|MINSIZEREL)$")
message(FATAL_ERROR "Invalid value for CMAKE_BUILD_TYPE: ${CMAKE_BUILD_TYPE}")
endif()
set(LLVM_LIBDIR_SUFFIX "" CACHE STRING "Define suffix of library directory name (32/64)" )
set(LLVM_TOOLS_INSTALL_DIR "bin" CACHE STRING "Path for binary subdirectory (defaults to 'bin')")
mark_as_advanced(LLVM_TOOLS_INSTALL_DIR)
set(LLVM_UTILS_INSTALL_DIR "${LLVM_TOOLS_INSTALL_DIR}" CACHE STRING
"Path to install LLVM utilities (enabled by LLVM_INSTALL_UTILS=ON) (defaults to LLVM_TOOLS_INSTALL_DIR)")
mark_as_advanced(LLVM_UTILS_INSTALL_DIR)
# They are used as destination of target generators.
set(LLVM_RUNTIME_OUTPUT_INTDIR ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/bin)
set(LLVM_LIBRARY_OUTPUT_INTDIR ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/lib${LLVM_LIBDIR_SUFFIX})
if(WIN32 OR CYGWIN)
# DLL platform -- put DLLs into bin.
set(LLVM_SHLIB_OUTPUT_INTDIR ${LLVM_RUNTIME_OUTPUT_INTDIR})
else()
set(LLVM_SHLIB_OUTPUT_INTDIR ${LLVM_LIBRARY_OUTPUT_INTDIR})
endif()
# Each of them corresponds to llvm-config's.
set(LLVM_TOOLS_BINARY_DIR ${LLVM_RUNTIME_OUTPUT_INTDIR}) # --bindir
set(LLVM_LIBRARY_DIR ${LLVM_LIBRARY_OUTPUT_INTDIR}) # --libdir
set(LLVM_MAIN_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR} ) # --src-root
set(LLVM_MAIN_INCLUDE_DIR ${LLVM_MAIN_SRC_DIR}/include ) # --includedir
set(LLVM_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR} ) # --prefix
# Note: LLVM_CMAKE_DIR does not include generated files
set(LLVM_CMAKE_DIR ${LLVM_MAIN_SRC_DIR}/cmake/modules)
set(LLVM_EXAMPLES_BINARY_DIR ${LLVM_BINARY_DIR}/examples)
set(LLVM_INCLUDE_DIR ${CMAKE_CURRENT_BINARY_DIR}/include)
# List of all targets to be built by default:
set(LLVM_ALL_TARGETS
AArch64
AMDGPU
ARM
AVR
BPF
Hexagon
Lanai
Mips
MSP430
NVPTX
PowerPC
RISCV
Sparc
SystemZ
WebAssembly
X86
XCore
)
# List of targets with JIT support:
set(LLVM_TARGETS_WITH_JIT X86 PowerPC AArch64 ARM Mips SystemZ)
set(LLVM_TARGETS_TO_BUILD "all"
CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
set(LLVM_EXPERIMENTAL_TARGETS_TO_BUILD ""
CACHE STRING "Semicolon-separated list of experimental targets to build.")
option(BUILD_SHARED_LIBS
"Build all libraries as shared libraries instead of static" OFF)
option(LLVM_ENABLE_BACKTRACES "Enable embedding backtraces on crash." ON)
if(LLVM_ENABLE_BACKTRACES)
set(ENABLE_BACKTRACES 1)
endif()
option(LLVM_ENABLE_UNWIND_TABLES "Emit unwind tables for the libraries" ON)
option(LLVM_ENABLE_CRASH_OVERRIDES "Enable crash overrides." ON)
if(LLVM_ENABLE_CRASH_OVERRIDES)
set(ENABLE_CRASH_OVERRIDES 1)
endif()
option(LLVM_ENABLE_CRASH_DUMPS "Turn on memory dumps on crashes. Currently only implemented on Windows." OFF)
option(LLVM_ENABLE_FFI "Use libffi to call external functions from the interpreter" OFF)
set(FFI_LIBRARY_DIR "" CACHE PATH "Additional directory, where CMake should search for libffi.so")
set(FFI_INCLUDE_DIR "" CACHE PATH "Additional directory, where CMake should search for ffi.h or ffi/ffi.h")
set(LLVM_TARGET_ARCH "host"
CACHE STRING "Set target to use for LLVM JIT or use \"host\" for automatic detection.")
option(LLVM_ENABLE_TERMINFO "Use terminfo database if available." ON)
set(LLVM_ENABLE_LIBXML2 "ON" CACHE STRING "Use libxml2 if available. Can be ON, OFF, or FORCE_ON")
option(LLVM_ENABLE_LIBEDIT "Use libedit if available." ON)
option(LLVM_ENABLE_LIBPFM "Use libpfm for performance counters if available." ON)
# On z/OS, threads cannot be used because TLS is not supported.
if (CMAKE_SYSTEM_NAME MATCHES "OS390")
option(LLVM_ENABLE_THREADS "Use threads if available." OFF)
else()
option(LLVM_ENABLE_THREADS "Use threads if available." ON)
endif()
set(LLVM_ENABLE_ZLIB "ON" CACHE STRING "Use zlib for compression/decompression if available. Can be ON, OFF, or FORCE_ON")
set(LLVM_Z3_INSTALL_DIR "" CACHE STRING "Install directory of the Z3 solver.")
option(LLVM_ENABLE_Z3_SOLVER
"Enable Support for the Z3 constraint solver in LLVM."
${LLVM_ENABLE_Z3_SOLVER_DEFAULT}
)
if (LLVM_ENABLE_Z3_SOLVER)
find_package(Z3 4.7.1)
if (LLVM_Z3_INSTALL_DIR)
if (NOT Z3_FOUND)
message(FATAL_ERROR "Z3 >= 4.7.1 has not been found in LLVM_Z3_INSTALL_DIR: ${LLVM_Z3_INSTALL_DIR}.")
endif()
endif()
if (NOT Z3_FOUND)
message(FATAL_ERROR "LLVM_ENABLE_Z3_SOLVER cannot be enabled when Z3 is not available.")
endif()
set(LLVM_WITH_Z3 1)
endif()
set(LLVM_ENABLE_Z3_SOLVER_DEFAULT "${Z3_FOUND}")
if( LLVM_TARGETS_TO_BUILD STREQUAL "all" )
set( LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS} )
endif()
set(LLVM_TARGETS_TO_BUILD
${LLVM_TARGETS_TO_BUILD}
${LLVM_EXPERIMENTAL_TARGETS_TO_BUILD})
list(REMOVE_DUPLICATES LLVM_TARGETS_TO_BUILD)
option(LLVM_ENABLE_PIC "Build Position-Independent Code" ON)
option(LLVM_ENABLE_MODULES "Compile with C++ modules enabled." OFF)
if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
option(LLVM_ENABLE_MODULE_DEBUGGING "Compile with -gmodules." ON)
else()
option(LLVM_ENABLE_MODULE_DEBUGGING "Compile with -gmodules." OFF)
endif()
option(LLVM_ENABLE_LOCAL_SUBMODULE_VISIBILITY "Compile with -fmodules-local-submodule-visibility." ON)
option(LLVM_ENABLE_LIBCXX "Use libc++ if available." OFF)
option(LLVM_STATIC_LINK_CXX_STDLIB "Statically link the standard library." OFF)
option(LLVM_ENABLE_LLD "Use lld as C and C++ linker." OFF)
option(LLVM_ENABLE_PEDANTIC "Compile with pedantic enabled." ON)
option(LLVM_ENABLE_WERROR "Fail and stop if a warning is triggered." OFF)
option(LLVM_ENABLE_DUMP "Enable dump functions even when assertions are disabled" OFF)
if( NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "DEBUG" )
option(LLVM_ENABLE_ASSERTIONS "Enable assertions" OFF)
else()
option(LLVM_ENABLE_ASSERTIONS "Enable assertions" ON)
endif()
option(LLVM_ENABLE_EXPENSIVE_CHECKS "Enable expensive checks" OFF)
# While adding scalable vector support to LLVM, we temporarily want to
# allow an implicit conversion of TypeSize to uint64_t, and to allow
# code to get the fixed number of elements from a possibly scalable vector.
# This CMake flag enables a more strict mode where it asserts that the type
# is not a scalable vector type.
#
# Enabling this flag makes it easier to find cases where the compiler makes
# assumptions on the size being 'fixed size', when building tests for
# SVE/SVE2 or other scalable vector architectures.
option(LLVM_ENABLE_STRICT_FIXED_SIZE_VECTORS
"Enable assertions that type is not scalable in implicit conversion from TypeSize to uint64_t and calls to getNumElements" OFF)
set(LLVM_ABI_BREAKING_CHECKS "WITH_ASSERTS" CACHE STRING
"Enable abi-breaking checks. Can be WITH_ASSERTS, FORCE_ON or FORCE_OFF.")
option(LLVM_FORCE_USE_OLD_TOOLCHAIN
"Set to ON to force using an old, unsupported host toolchain." OFF)
set(LLVM_LOCAL_RPATH "" CACHE FILEPATH
"If set, an absolute path added as rpath on binaries that do not already contain an executable-relative rpath.")
option(LLVM_TEMPORARILY_ALLOW_OLD_TOOLCHAIN
"Set to ON to only warn when using a toolchain which is about to be deprecated, instead of emitting an error." OFF)
option(LLVM_USE_INTEL_JITEVENTS
"Use Intel JIT API to inform Intel(R) VTune(TM) Amplifier XE 2011 about JIT code"
OFF)
if( LLVM_USE_INTEL_JITEVENTS )
# Verify we are on a supported platform
if( NOT CMAKE_SYSTEM_NAME MATCHES "Windows" AND NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
message(FATAL_ERROR
"Intel JIT API support is available on Linux and Windows only.")
endif()
endif( LLVM_USE_INTEL_JITEVENTS )
option(LLVM_USE_OPROFILE
"Use opagent JIT interface to inform OProfile about JIT code" OFF)
option(LLVM_EXTERNALIZE_DEBUGINFO
"Generate dSYM files and strip executables and libraries (Darwin Only)" OFF)
set(LLVM_CODESIGNING_IDENTITY "" CACHE STRING
"Sign executables and dylibs with the given identity or skip if empty (Darwin Only)")
# If enabled, verify we are on a platform that supports oprofile.
if( LLVM_USE_OPROFILE )
if( NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
message(FATAL_ERROR "OProfile support is available on Linux only.")
endif( NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
endif( LLVM_USE_OPROFILE )
option(LLVM_USE_PERF
"Use perf JIT interface to inform perf about JIT code" OFF)
# If enabled, verify we are on a platform that supports perf.
if( LLVM_USE_PERF )
if( NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
message(FATAL_ERROR "perf support is available on Linux only.")
endif( NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
endif( LLVM_USE_PERF )
set(LLVM_USE_SANITIZER "" CACHE STRING
"Define the sanitizer used to build binaries and tests.")
option(LLVM_OPTIMIZE_SANITIZED_BUILDS "Pass -O1 on debug sanitizer builds" ON)
set(LLVM_UBSAN_FLAGS
"-fsanitize=undefined -fno-sanitize=vptr,function -fno-sanitize-recover=all"
CACHE STRING
"Compile flags set to enable UBSan. Only used if LLVM_USE_SANITIZER contains 'Undefined'.")
set(LLVM_LIB_FUZZING_ENGINE "" CACHE PATH
"Path to fuzzing library for linking with fuzz targets")
option(LLVM_USE_SPLIT_DWARF
"Use -gsplit-dwarf when compiling llvm and --gdb-index when linking." OFF)
# Define an option controlling whether we should build for 32-bit on 64-bit
# platforms, where supported.
if( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT (WIN32 OR ${CMAKE_SYSTEM_NAME} MATCHES "AIX"))
# TODO: support other platforms and toolchains.
option(LLVM_BUILD_32_BITS "Build 32 bits executables and libraries." OFF)
endif()
# Define the default arguments to use with 'lit', and an option for the user to
# override.
set(LIT_ARGS_DEFAULT "-sv")
if (MSVC_IDE OR XCODE)
set(LIT_ARGS_DEFAULT "${LIT_ARGS_DEFAULT} --no-progress-bar")
endif()
set(LLVM_LIT_ARGS "${LIT_ARGS_DEFAULT}" CACHE STRING "Default options for lit")
# On Win32 hosts, provide an option to specify the path to the GnuWin32 tools.
if( WIN32 AND NOT CYGWIN )
set(LLVM_LIT_TOOLS_DIR "" CACHE PATH "Path to GnuWin32 tools")
endif()
set(LLVM_INTEGRATED_CRT_ALLOC "" CACHE PATH "Replace the Windows CRT allocator with any of {rpmalloc|mimalloc|snmalloc}. Only works with /MT enabled.")
if(LLVM_INTEGRATED_CRT_ALLOC)
if(NOT WIN32)
message(FATAL_ERROR "LLVM_INTEGRATED_CRT_ALLOC is only supported on Windows.")
endif()
if(LLVM_USE_SANITIZER)
message(FATAL_ERROR "LLVM_INTEGRATED_CRT_ALLOC cannot be used along with LLVM_USE_SANITIZER!")
endif()
if(CMAKE_BUILD_TYPE AND uppercase_CMAKE_BUILD_TYPE STREQUAL "DEBUG")
message(FATAL_ERROR "The Debug target isn't supported along with LLVM_INTEGRATED_CRT_ALLOC!")
endif()
endif()
# Define options to control the inclusion and default build behavior for
# components which may not strictly be necessary (tools, examples, and tests).
#
# This is primarily to support building smaller or faster project files.
option(LLVM_INCLUDE_TOOLS "Generate build targets for the LLVM tools." ON)
option(LLVM_BUILD_TOOLS
"Build the LLVM tools. If OFF, just generate build targets." ON)
option(LLVM_INCLUDE_UTILS "Generate build targets for the LLVM utils." ON)
option(LLVM_BUILD_UTILS
"Build LLVM utility binaries. If OFF, just generate build targets." ON)
option(LLVM_INCLUDE_RUNTIMES "Generate build targets for the LLVM runtimes." ON)
option(LLVM_BUILD_RUNTIMES
"Build the LLVM runtimes. If OFF, just generate build targets." ON)
option(LLVM_BUILD_RUNTIME
"Build the LLVM runtime libraries." ON)
option(LLVM_BUILD_EXAMPLES
"Build the LLVM example programs. If OFF, just generate build targets." OFF)
option(LLVM_INCLUDE_EXAMPLES "Generate build targets for the LLVM examples" ON)
if(LLVM_BUILD_EXAMPLES)
add_definitions(-DBUILD_EXAMPLES)
endif(LLVM_BUILD_EXAMPLES)
option(LLVM_BUILD_TESTS
"Build LLVM unit tests. If OFF, just generate build targets." OFF)
option(LLVM_INCLUDE_TESTS "Generate build targets for the LLVM unit tests." ON)
option(LLVM_INCLUDE_GO_TESTS "Include the Go bindings tests in test build targets." ON)
option(LLVM_BUILD_BENCHMARKS "Add LLVM benchmark targets to the list of default
targets. If OFF, benchmarks still could be built using Benchmarks target." OFF)
option(LLVM_INCLUDE_BENCHMARKS "Generate benchmark targets. If OFF, benchmarks can't be built." ON)
option (LLVM_BUILD_DOCS "Build the llvm documentation." OFF)
option (LLVM_INCLUDE_DOCS "Generate build targets for llvm documentation." ON)
option (LLVM_ENABLE_DOXYGEN "Use doxygen to generate llvm API documentation." OFF)
option (LLVM_ENABLE_SPHINX "Use Sphinx to generate llvm documentation." OFF)
option (LLVM_ENABLE_OCAMLDOC "Build OCaml bindings documentation." ON)
option (LLVM_ENABLE_BINDINGS "Build bindings." ON)
set(LLVM_INSTALL_DOXYGEN_HTML_DIR "share/doc/llvm/doxygen-html"
CACHE STRING "Doxygen-generated HTML documentation install directory")
set(LLVM_INSTALL_OCAMLDOC_HTML_DIR "share/doc/llvm/ocaml-html"
CACHE STRING "OCamldoc-generated HTML documentation install directory")
option (LLVM_BUILD_EXTERNAL_COMPILER_RT
"Build compiler-rt as an external project." OFF)
option (LLVM_VERSION_PRINTER_SHOW_HOST_TARGET_INFO
"Show target and host info when tools are invoked with --version." ON)
# You can configure which libraries from LLVM you want to include in the
# shared library by setting LLVM_DYLIB_COMPONENTS to a semi-colon delimited
# list of LLVM components. All component names handled by llvm-config are valid.
if(NOT DEFINED LLVM_DYLIB_COMPONENTS)
set(LLVM_DYLIB_COMPONENTS "all" CACHE STRING
"Semicolon-separated list of components to include in libLLVM, or \"all\".")
endif()
if(MSVC)
option(LLVM_BUILD_LLVM_C_DYLIB "Build LLVM-C.dll (Windows only)" ON)
# Set this variable to OFF here so it can't be set with a command-line
# argument.
set (LLVM_LINK_LLVM_DYLIB OFF)
if (BUILD_SHARED_LIBS)
message(FATAL_ERROR "BUILD_SHARED_LIBS options is not supported on Windows.")
endif()
else()
option(LLVM_LINK_LLVM_DYLIB "Link tools against the libllvm dynamic library" OFF)
option(LLVM_BUILD_LLVM_C_DYLIB "Build libllvm-c re-export library (Darwin only)" OFF)
set(LLVM_BUILD_LLVM_DYLIB_default OFF)
if(LLVM_LINK_LLVM_DYLIB OR LLVM_BUILD_LLVM_C_DYLIB)
set(LLVM_BUILD_LLVM_DYLIB_default ON)
endif()
option(LLVM_BUILD_LLVM_DYLIB "Build libllvm dynamic library" ${LLVM_BUILD_LLVM_DYLIB_default})
endif()
if (LLVM_LINK_LLVM_DYLIB AND BUILD_SHARED_LIBS)
message(FATAL_ERROR "Cannot enable BUILD_SHARED_LIBS with LLVM_LINK_LLVM_DYLIB. We recommend disabling BUILD_SHARED_LIBS.")
endif()
option(LLVM_OPTIMIZED_TABLEGEN "Force TableGen to be built with optimization" OFF)
if(CMAKE_CROSSCOMPILING OR (LLVM_OPTIMIZED_TABLEGEN AND (LLVM_ENABLE_ASSERTIONS OR CMAKE_CONFIGURATION_TYPES)))
set(LLVM_USE_HOST_TOOLS ON)
endif()
if (MSVC_IDE)
option(LLVM_ADD_NATIVE_VISUALIZERS_TO_SOLUTION "Configure project to use Visual Studio native visualizers" TRUE)
endif()
if (LLVM_BUILD_INSTRUMENTED OR LLVM_BUILD_INSTRUMENTED_COVERAGE OR
LLVM_ENABLE_IR_PGO)
if(NOT LLVM_PROFILE_MERGE_POOL_SIZE)
# A pool size of 1-2 is probably sufficient on a SSD. 3-4 should be fine
# for spining disks. Anything higher may only help on slower mediums.
set(LLVM_PROFILE_MERGE_POOL_SIZE "4")
endif()
if(NOT LLVM_PROFILE_FILE_PATTERN)
if(NOT LLVM_PROFILE_DATA_DIR)
file(TO_NATIVE_PATH "${LLVM_BINARY_DIR}/profiles" LLVM_PROFILE_DATA_DIR)
endif()
file(TO_NATIVE_PATH "${LLVM_PROFILE_DATA_DIR}/%${LLVM_PROFILE_MERGE_POOL_SIZE}m.profraw" LLVM_PROFILE_FILE_PATTERN)
endif()
if(NOT LLVM_CSPROFILE_FILE_PATTERN)
if(NOT LLVM_CSPROFILE_DATA_DIR)
file(TO_NATIVE_PATH "${LLVM_BINARY_DIR}/csprofiles" LLVM_CSPROFILE_DATA_DIR)
endif()
file(TO_NATIVE_PATH "${LLVM_CSPROFILE_DATA_DIR}/%${LLVM_PROFILE_MERGE_POOL_SIZE}m.profraw" LLVM_CSPROFILE_FILE_PATTERN)
endif()
endif()
if (LLVM_BUILD_STATIC)
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static")
# Remove shared library suffixes from use in find_library
foreach (shared_lib_suffix ${CMAKE_SHARED_LIBRARY_SUFFIX} ${CMAKE_IMPORT_LIBRARY_SUFFIX})
list(FIND CMAKE_FIND_LIBRARY_SUFFIXES ${shared_lib_suffix} shared_lib_suffix_idx)
if(NOT ${shared_lib_suffix_idx} EQUAL -1)
list(REMOVE_AT CMAKE_FIND_LIBRARY_SUFFIXES ${shared_lib_suffix_idx})
endif()
endforeach()
endif()
# Use libtool instead of ar if you are both on an Apple host, and targeting Apple.
if(CMAKE_HOST_APPLE AND APPLE)
include(UseLibtool)
endif()
# Override the default target with an environment variable named by LLVM_TARGET_TRIPLE_ENV.
set(LLVM_TARGET_TRIPLE_ENV CACHE STRING "The name of environment variable to override default target. Disabled by blank.")
mark_as_advanced(LLVM_TARGET_TRIPLE_ENV)
set(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR OFF CACHE BOOL
"Enable per-target runtimes directory")
set(LLVM_PROFDATA_FILE "" CACHE FILEPATH
"Profiling data file to use when compiling in order to improve runtime performance.")
# All options referred to from HandleLLVMOptions have to be specified
# BEFORE this include, otherwise options will not be correctly set on
# first cmake run
include(config-ix)
# By default, we target the host, but this can be overridden at CMake
# invocation time.
set(LLVM_DEFAULT_TARGET_TRIPLE "${LLVM_HOST_TRIPLE}" CACHE STRING
"Default target for which LLVM will generate code." )
set(TARGET_TRIPLE "${LLVM_DEFAULT_TARGET_TRIPLE}")
message(STATUS "LLVM host triple: ${LLVM_HOST_TRIPLE}")
message(STATUS "LLVM default target triple: ${LLVM_DEFAULT_TARGET_TRIPLE}")
if(WIN32 OR CYGWIN)
if(BUILD_SHARED_LIBS OR LLVM_BUILD_LLVM_DYLIB)
set(LLVM_ENABLE_PLUGINS_default ON)
else()
set(LLVM_ENABLE_PLUGINS_default OFF)
endif()
else()
set(LLVM_ENABLE_PLUGINS_default ${LLVM_ENABLE_PIC})
endif()
option(LLVM_ENABLE_PLUGINS "Enable plugin support" ${LLVM_ENABLE_PLUGINS_default})
set(LLVM_ENABLE_NEW_PASS_MANAGER TRUE CACHE BOOL
"Enable the new pass manager by default.")
if(NOT LLVM_ENABLE_NEW_PASS_MANAGER)
message(WARNING "Using the legacy pass manager for the optimization pipeline"
" is deprecated. The functionality will degrade over time and"
" be removed in a future release.")
endif()
include(HandleLLVMOptions)
find_package(Python3 ${LLVM_MINIMUM_PYTHON_VERSION} REQUIRED
COMPONENTS Interpreter)
######
# Configure all of the various header file fragments LLVM uses which depend on
# configuration variables.
set(LLVM_ENUM_TARGETS "")
set(LLVM_ENUM_ASM_PRINTERS "")
set(LLVM_ENUM_ASM_PARSERS "")
set(LLVM_ENUM_DISASSEMBLERS "")
set(LLVM_ENUM_TARGETMCAS "")
foreach(t ${LLVM_TARGETS_TO_BUILD})
set( td ${LLVM_MAIN_SRC_DIR}/lib/Target/${t} )
list(FIND LLVM_ALL_TARGETS ${t} idx)
list(FIND LLVM_EXPERIMENTAL_TARGETS_TO_BUILD ${t} idy)
# At this point, LLVMBUILDTOOL already checked all the targets passed in
# LLVM_TARGETS_TO_BUILD and LLVM_EXPERIMENTAL_TARGETS_TO_BUILD, so
# this test just makes sure that any experimental targets were passed via
# LLVM_EXPERIMENTAL_TARGETS_TO_BUILD, not LLVM_TARGETS_TO_BUILD.
if( idx LESS 0 AND idy LESS 0 )
message(FATAL_ERROR "The target `${t}' is experimental and must be passed "
"via LLVM_EXPERIMENTAL_TARGETS_TO_BUILD.")
else()
set(LLVM_ENUM_TARGETS "${LLVM_ENUM_TARGETS}LLVM_TARGET(${t})\n")
endif()
file(GLOB asmp_file "${td}/*AsmPrinter.cpp")
if( asmp_file )
set(LLVM_ENUM_ASM_PRINTERS
"${LLVM_ENUM_ASM_PRINTERS}LLVM_ASM_PRINTER(${t})\n")
endif()
if( EXISTS ${td}/AsmParser/CMakeLists.txt )
set(LLVM_ENUM_ASM_PARSERS
"${LLVM_ENUM_ASM_PARSERS}LLVM_ASM_PARSER(${t})\n")
endif()
if( EXISTS ${td}/Disassembler/CMakeLists.txt )
set(LLVM_ENUM_DISASSEMBLERS
"${LLVM_ENUM_DISASSEMBLERS}LLVM_DISASSEMBLER(${t})\n")
endif()
if( EXISTS ${td}/MCA/CMakeLists.txt )
set(LLVM_ENUM_TARGETMCAS
"${LLVM_ENUM_TARGETMCAS}LLVM_TARGETMCA(${t})\n")
endif()
endforeach(t)
# Produce the target definition files, which provide a way for clients to easily
# include various classes of targets.
configure_file(
${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmPrinters.def.in
${LLVM_INCLUDE_DIR}/llvm/Config/AsmPrinters.def
)
configure_file(
${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmParsers.def.in
${LLVM_INCLUDE_DIR}/llvm/Config/AsmParsers.def
)
configure_file(
${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Disassemblers.def.in
${LLVM_INCLUDE_DIR}/llvm/Config/Disassemblers.def
)
configure_file(
${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Targets.def.in
${LLVM_INCLUDE_DIR}/llvm/Config/Targets.def
)
configure_file(
${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/TargetMCAs.def.in
${LLVM_INCLUDE_DIR}/llvm/Config/TargetMCAs.def
)
# They are not referenced. See set_output_directory().
set( CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/bin )
set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib${LLVM_LIBDIR_SUFFIX} )
set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib${LLVM_LIBDIR_SUFFIX} )
if(LLVM_INCLUDE_TESTS)
include(GetErrcMessages)
get_errc_messages(LLVM_LIT_ERRC_MESSAGES)
endif()
# For up-to-date instructions for installing the Tensorflow dependency, refer to
# the bot setup script: https://github.com/google/ml-compiler-opt/blob/master/buildbot/buildbot_init.sh
# In this case, the latest C API library is available for download from
# https://www.tensorflow.org/install/lang_c.
# We will expose the conditional compilation variable,
# LLVM_HAVE_TF_API, through llvm-config.h, so that a user of the LLVM library may
# also leverage the dependency.
set(TENSORFLOW_C_LIB_PATH "" CACHE PATH "Path to TensorFlow C library install")
if (TENSORFLOW_C_LIB_PATH)
find_library(tensorflow_c_api tensorflow PATHS ${TENSORFLOW_C_LIB_PATH}/lib NO_DEFAULT_PATH REQUIRED)
# Currently, the protobuf headers are distributed with the pip package that corresponds to the version
# of the C API library.
find_library(tensorflow_fx tensorflow_framework PATHS ${TENSORFLOW_C_LIB_PATH}/lib NO_DEFAULT_PATH REQUIRED)
set(LLVM_HAVE_TF_API "ON" CACHE BOOL "Full Tensorflow API available")
include_directories(${TENSORFLOW_C_LIB_PATH}/include)
if (NOT TF_PROTO_HEADERS)
message(STATUS "TF_PROTO_HEADERS not defined. Looking for tensorflow pip package.")
execute_process(COMMAND
${Python3_EXECUTABLE} "-m" "pip" "show" "tensorflow"
OUTPUT_VARIABLE TF_PIP_OUT)
if ("${TF_PIP_OUT}" STREQUAL "")
message(FATAL ERROR "Tensorflow pip package is also required for 'development' mode (protobuf headers)")
endif()
string(REGEX MATCH "Location: ([^\n]*\n)" TF_PIP_LOC "${TF_PIP_OUT}")
string(REPLACE "Location: " "" TF_PIP ${TF_PIP_LOC})
string(STRIP ${TF_PIP} TF_PIP)
set(TF_PROTO_HEADERS "${TF_PIP}/tensorflow/include")
endif()
message(STATUS "Using Tensorflow headers under: ${TF_PROTO_HEADERS}")
include_directories(${TF_PROTO_HEADERS})
add_definitions("-DGOOGLE_PROTOBUF_NO_RTTI")
add_definitions("-D_GLIBCXX_USE_CXX11_ABI=0")
endif()
# For up-to-date instructions for installing the Tensorflow dependency, refer to
# the bot setup script: https://github.com/google/ml-compiler-opt/blob/master/buildbot/buildbot_init.sh
# Specifically, assuming python3 is installed:
# python3 -m pip install --upgrade pip && python3 -m pip install --user tf_nightly==2.3.0.dev20200528
# Then set TENSORFLOW_AOT_PATH to the package install - usually it's ~/.local/lib/python3.7/site-packages/tensorflow
#
set(TENSORFLOW_AOT_PATH "" CACHE PATH "Path to TensorFlow pip install dir")
if (NOT TENSORFLOW_AOT_PATH STREQUAL "")
set(LLVM_HAVE_TF_AOT "ON" CACHE BOOL "Tensorflow AOT available")
set(TENSORFLOW_AOT_COMPILER
"${TENSORFLOW_AOT_PATH}/../../../../bin/saved_model_cli"
CACHE PATH "Path to the Tensorflow AOT compiler")
include_directories(${TENSORFLOW_AOT_PATH}/include)
add_subdirectory(${TENSORFLOW_AOT_PATH}/xla_aot_runtime_src
${CMAKE_ARCHIVE_OUTPUT_DIRECTORY}/tf_runtime)
install(TARGETS tf_xla_runtime EXPORT LLVMExports
ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX} COMPONENT tf_xla_runtime)
set_property(GLOBAL APPEND PROPERTY LLVM_EXPORTS tf_xla_runtime)
# Once we add more modules, we should handle this more automatically.
if (NOT DEFINED LLVM_INLINER_MODEL_PATH
OR "${LLVM_INLINER_MODEL_PATH}" STREQUAL ""
OR "${LLVM_INLINER_MODEL_PATH}" STREQUAL "autogenerate")
set(LLVM_INLINER_MODEL_PATH "autogenerate")
set(LLVM_INLINER_MODEL_AUTOGENERATED 1)
endif()
endif()
# Configure the three LLVM configuration header files.
configure_file(
${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/config.h.cmake
${LLVM_INCLUDE_DIR}/llvm/Config/config.h)
configure_file(
${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/llvm-config.h.cmake
${LLVM_INCLUDE_DIR}/llvm/Config/llvm-config.h)
configure_file(
${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/abi-breaking.h.cmake
${LLVM_INCLUDE_DIR}/llvm/Config/abi-breaking.h)
# Add target for generating source rpm package.
set(LLVM_SRPM_USER_BINARY_SPECFILE ${CMAKE_CURRENT_SOURCE_DIR}/llvm.spec.in
CACHE FILEPATH ".spec file to use for srpm generation")
set(LLVM_SRPM_BINARY_SPECFILE ${CMAKE_CURRENT_BINARY_DIR}/llvm.spec)
set(LLVM_SRPM_DIR "${CMAKE_CURRENT_BINARY_DIR}/srpm")
get_source_info(${CMAKE_CURRENT_SOURCE_DIR} revision repository)
string(LENGTH "${revision}" revision_length)
set(LLVM_RPM_SPEC_REVISION "${revision}")
configure_file(
${LLVM_SRPM_USER_BINARY_SPECFILE}
${LLVM_SRPM_BINARY_SPECFILE} @ONLY)
add_custom_target(srpm
COMMAND cpack -G TGZ --config CPackSourceConfig.cmake -B ${LLVM_SRPM_DIR}/SOURCES
COMMAND rpmbuild -bs --define '_topdir ${LLVM_SRPM_DIR}' ${LLVM_SRPM_BINARY_SPECFILE})
set_target_properties(srpm PROPERTIES FOLDER "Misc")
if(APPLE AND DARWIN_LTO_LIBRARY)
set(CMAKE_EXE_LINKER_FLAGS
"${CMAKE_EXE_LINKER_FLAGS} -Wl,-lto_library -Wl,${DARWIN_LTO_LIBRARY}")
set(CMAKE_SHARED_LINKER_FLAGS
"${CMAKE_SHARED_LINKER_FLAGS} -Wl,-lto_library -Wl,${DARWIN_LTO_LIBRARY}")
set(CMAKE_MODULE_LINKER_FLAGS
"${CMAKE_MODULE_LINKER_FLAGS} -Wl,-lto_library -Wl,${DARWIN_LTO_LIBRARY}")
endif()
# Build with _XOPEN_SOURCE on AIX, as stray macros in _ALL_SOURCE mode tend to
# break things. In this case we need to enable the large-file API as well.
if (UNIX AND ${CMAKE_SYSTEM_NAME} MATCHES "AIX")
add_definitions("-D_XOPEN_SOURCE=700")
add_definitions("-D_LARGE_FILE_API")
# CMake versions less than 3.16 set default linker flags to include -brtl, as
# well as setting -G when building libraries, so clear them out. Note we only
# try to clear the form that CMake will set as part of its initial
# configuration, it is still possible the user may force it as part of a
# compound option.
if(CMAKE_VERSION VERSION_LESS 3.16)
string(REGEX REPLACE "(^|[ \t]+)-Wl,-brtl([ \t]+|$)" " " CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS}")
string(REGEX REPLACE "(^|[ \t]+)-Wl,-brtl([ \t]+|$)" " " CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS}")
string(REGEX REPLACE "(^|[ \t]+)-Wl,-brtl([ \t]+|$)" " " CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS}")
string(REGEX REPLACE "(^|[ \t]+)(-Wl,)?-G([ \t]+|$)" " " CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS
"${CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS}")
string(REGEX REPLACE "(^|[ \t]+)(-Wl,)?-G([ \t]+|$)" " " CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS
"${CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS}")
string(REGEX REPLACE "(^|[ \t]+)(-Wl,)?-G([ \t]+|$)" " " CMAKE_SHARED_LIBRARY_CREATE_ASM_FLAGS
"${CMAKE_SHARED_LIBRARY_CREATE_ASM_FLAGS}")
string(REGEX REPLACE "(^|[ \t]+)-Wl,-G," " -Wl," CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS
"${CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS}")
string(REGEX REPLACE "(^|[ \t]+)-Wl,-G," " -Wl," CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS
"${CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS}")
string(REGEX REPLACE "(^|[ \t]+)-Wl,-G," " -Wl," CMAKE_SHARED_LIBRARY_CREATE_ASM_FLAGS
"${CMAKE_SHARED_LIBRARY_CREATE_ASM_FLAGS}")
endif()
# Modules should be built with -shared -Wl,-G, so we can use runtime linking
# with plugins.
string(APPEND CMAKE_MODULE_LINKER_FLAGS " -shared -Wl,-G")
# Also set the correct flags for building shared libraries.
string(APPEND CMAKE_SHARED_LINKER_FLAGS " -shared")
endif()
# Build with _XOPEN_SOURCE on z/OS.
if (CMAKE_SYSTEM_NAME MATCHES "OS390")
add_definitions("-D_XOPEN_SOURCE=600")
add_definitions("-D_OPEN_SYS") # Needed for process information.
add_definitions("-D_OPEN_SYS_FILE_EXT") # Needed for EBCDIC I/O.
endif()
# Build with _FILE_OFFSET_BITS=64 on Solaris to match g++ >= 9.
if (UNIX AND ${CMAKE_SYSTEM_NAME} MATCHES "SunOS")
add_definitions("-D_FILE_OFFSET_BITS=64")
endif()
set(CMAKE_INCLUDE_CURRENT_DIR ON)
include_directories( ${LLVM_INCLUDE_DIR} ${LLVM_MAIN_INCLUDE_DIR})
# when crosscompiling import the executable targets from a file
if(LLVM_USE_HOST_TOOLS)
include(CrossCompile)
llvm_create_cross_target(LLVM NATIVE "" Release)
endif(LLVM_USE_HOST_TOOLS)
if(LLVM_TARGET_IS_CROSSCOMPILE_HOST)
# Dummy use to avoid CMake Warning: Manually-specified variables were not used
# (this is a variable that CrossCompile sets on recursive invocations)
endif()
if( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )
# special hack for Solaris to handle crazy system sys/regset.h
include_directories("${LLVM_MAIN_INCLUDE_DIR}/llvm/Support/Solaris")
endif( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )
# Make sure we don't get -rdynamic in every binary. For those that need it,
# use export_executable_symbols(target).
set(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "")
include(AddLLVM)
include(TableGen)
include(LLVMDistributionSupport)
if( MINGW AND NOT "${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang" )
# People report that -O3 is unreliable on MinGW. The traditional
# build also uses -O2 for that reason:
llvm_replace_compiler_option(CMAKE_CXX_FLAGS_RELEASE "-O3" "-O2")
endif()
# Put this before tblgen. Else we have a circular dependence.
add_subdirectory(lib/Demangle)
add_subdirectory(lib/Support)
add_subdirectory(lib/TableGen)
add_subdirectory(utils/TableGen)
add_subdirectory(include/llvm)
add_subdirectory(lib)
if( LLVM_INCLUDE_UTILS )
add_subdirectory(utils/FileCheck)
add_subdirectory(utils/PerfectShuffle)
add_subdirectory(utils/count)
add_subdirectory(utils/not)
add_subdirectory(utils/yaml-bench)