1 # See docs/CMake.html for instructions about how to build LLVM with CMake.
3 cmake_minimum_required(VERSION 3.4.3)
6 cmake_policy(SET CMP0068 NEW)
7 set(CMAKE_BUILD_WITH_INSTALL_NAME_DIR ON)
11 cmake_policy(SET CMP0075 NEW)
14 if(NOT DEFINED LLVM_VERSION_MAJOR)
15 set(LLVM_VERSION_MAJOR 9)
17 if(NOT DEFINED LLVM_VERSION_MINOR)
18 set(LLVM_VERSION_MINOR 0)
20 if(NOT DEFINED LLVM_VERSION_PATCH)
21 set(LLVM_VERSION_PATCH 0)
23 if(NOT DEFINED LLVM_VERSION_SUFFIX)
24 set(LLVM_VERSION_SUFFIX svn)
27 if (NOT PACKAGE_VERSION)
29 "${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}${LLVM_VERSION_SUFFIX}")
32 if ((CMAKE_GENERATOR MATCHES "Visual Studio") AND (CMAKE_GENERATOR_TOOLSET STREQUAL ""))
33 message(WARNING "Visual Studio generators use the x86 host compiler by "
34 "default, even for 64-bit targets. This can result in linker "
35 "instability and out of memory errors. To use the 64-bit "
36 "host compiler, pass -Thost=x64 on the CMake command line.")
40 VERSION ${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}
43 if (NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
44 message(STATUS "No build type selected, default to Debug")
45 set(CMAKE_BUILD_TYPE "Debug" CACHE STRING "Build type (default Debug)" FORCE)
48 # This should only apply if you are both on an Apple host, and targeting Apple.
49 if(CMAKE_HOST_APPLE AND APPLE)
50 # if CMAKE_LIBTOOL is not set, try and find it with xcrun or find_program
53 find_program(CMAKE_XCRUN NAMES xcrun)
56 execute_process(COMMAND ${CMAKE_XCRUN} -find libtool
57 OUTPUT_VARIABLE CMAKE_LIBTOOL
58 OUTPUT_STRIP_TRAILING_WHITESPACE)
61 if(NOT CMAKE_LIBTOOL OR NOT EXISTS CMAKE_LIBTOOL)
62 find_program(CMAKE_LIBTOOL NAMES libtool)
66 get_property(languages GLOBAL PROPERTY ENABLED_LANGUAGES)
68 set(CMAKE_LIBTOOL ${CMAKE_LIBTOOL} CACHE PATH "libtool executable")
69 message(STATUS "Found libtool - ${CMAKE_LIBTOOL}")
71 execute_process(COMMAND ${CMAKE_LIBTOOL} -V
72 OUTPUT_VARIABLE LIBTOOL_V_OUTPUT
73 OUTPUT_STRIP_TRAILING_WHITESPACE)
74 if("${LIBTOOL_V_OUTPUT}" MATCHES ".*cctools-([0-9.]+).*")
75 string(REGEX REPLACE ".*cctools-([0-9.]+).*" "\\1" LIBTOOL_VERSION
77 if(NOT LIBTOOL_VERSION VERSION_LESS "862")
78 set(LIBTOOL_NO_WARNING_FLAG "-no_warning_for_no_symbols")
82 foreach(lang ${languages})
83 set(CMAKE_${lang}_CREATE_STATIC_LIBRARY
84 "\"${CMAKE_LIBTOOL}\" -static ${LIBTOOL_NO_WARNING_FLAG} -o <TARGET> \
85 <LINK_FLAGS> <OBJECTS> ")
89 # If DYLD_LIBRARY_PATH is set we need to set it on archiver commands
91 set(dyld_envar "DYLD_LIBRARY_PATH=${DYLD_LIBRARY_PATH}")
92 foreach(lang ${languages})
93 foreach(cmd ${CMAKE_${lang}_CREATE_STATIC_LIBRARY})
94 list(APPEND CMAKE_${lang}_CREATE_STATIC_LIBRARY_NEW
95 "${dyld_envar} ${cmd}")
97 set(CMAKE_${lang}_CREATE_STATIC_LIBRARY
98 ${CMAKE_${lang}_CREATE_STATIC_LIBRARY_NEW})
103 # Side-by-side subprojects layout: automatically set the
104 # LLVM_EXTERNAL_${project}_SOURCE_DIR using LLVM_ALL_PROJECTS
105 # This allows an easy way of setting up a build directory for llvm and another
106 # one for llvm+clang+... using the same sources.
107 set(LLVM_ALL_PROJECTS "clang;clang-tools-extra;compiler-rt;debuginfo-tests;libclc;libcxx;libcxxabi;libunwind;lld;lldb;llgo;llvm;openmp;parallel-libs;polly;pstl")
108 set(LLVM_ENABLE_PROJECTS "" CACHE STRING
109 "Semicolon-separated list of projects to build (${LLVM_ALL_PROJECTS}), or \"all\".")
110 if( LLVM_ENABLE_PROJECTS STREQUAL "all" )
111 set( LLVM_ENABLE_PROJECTS ${LLVM_ALL_PROJECTS})
114 # LLVM_ENABLE_PROJECTS_USED is `ON` if the user has ever used the
115 # `LLVM_ENABLE_PROJECTS` CMake cache variable. This exists for
118 # * As an indicator that the `LLVM_ENABLE_PROJECTS` list is now the single
119 # source of truth for which projects to build. This means we will ignore user
120 # supplied `LLVM_TOOL_<project>_BUILD` CMake cache variables and overwrite
123 # * The case where the user previously had `LLVM_ENABLE_PROJECTS` set to a
124 # non-empty list but now the user wishes to disable building all other projects
125 # by setting `LLVM_ENABLE_PROJECTS` to an empty string. In that case we still
126 # need to set the `LLVM_TOOL_${upper_proj}_BUILD` variables so that we disable
127 # building all the projects that were previously enabled.
128 set(LLVM_ENABLE_PROJECTS_USED OFF CACHE BOOL "")
129 mark_as_advanced(LLVM_ENABLE_PROJECTS_USED)
131 if (LLVM_ENABLE_PROJECTS_USED OR NOT LLVM_ENABLE_PROJECTS STREQUAL "")
132 set(LLVM_ENABLE_PROJECTS_USED ON CACHE BOOL "" FORCE)
133 foreach(proj ${LLVM_ALL_PROJECTS})
134 string(TOUPPER "${proj}" upper_proj)
135 string(REGEX REPLACE "-" "_" upper_proj ${upper_proj})
136 if ("${proj}" IN_LIST LLVM_ENABLE_PROJECTS)
137 message(STATUS "${proj} project is enabled")
138 set(SHOULD_ENABLE_PROJECT TRUE)
139 set(PROJ_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../${proj}")
140 if(NOT EXISTS "${PROJ_DIR}" OR NOT IS_DIRECTORY "${PROJ_DIR}")
141 message(FATAL_ERROR "LLVM_ENABLE_PROJECTS requests ${proj} but directory not found: ${PROJ_DIR}")
143 set(LLVM_EXTERNAL_${upper_proj}_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../${proj}")
144 # There is a widely spread opinion that clang-tools-extra should be merged
145 # into clang. The following simulates it by always enabling clang-tools-extra
146 # when enabling clang.
147 if (proj STREQUAL "clang")
148 set(LLVM_EXTERNAL_CLANG_TOOLS_EXTRA_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../clang-tools-extra")
151 message(STATUS "${proj} project is disabled")
152 set(SHOULD_ENABLE_PROJECT FALSE)
154 # Force `LLVM_TOOL_${upper_proj}_BUILD` variables to have values that
155 # corresponds with `LLVM_ENABLE_PROJECTS`. This prevents the user setting
156 # `LLVM_TOOL_${upper_proj}_BUILD` variables externally. At some point
157 # we should deprecate allowing users to set these variables by turning them
158 # into normal CMake variables rather than cache variables.
159 set(LLVM_TOOL_${upper_proj}_BUILD
160 ${SHOULD_ENABLE_PROJECT}
162 BOOL "Whether to build ${upper_proj} as part of LLVM" FORCE
166 unset(SHOULD_ENABLE_PROJECT)
168 # Build llvm with ccache if the package is present
169 set(LLVM_CCACHE_BUILD OFF CACHE BOOL "Set to ON for a ccache enabled build")
170 if(LLVM_CCACHE_BUILD)
171 find_program(CCACHE_PROGRAM ccache)
173 set(LLVM_CCACHE_MAXSIZE "" CACHE STRING "Size of ccache")
174 set(LLVM_CCACHE_DIR "" CACHE STRING "Directory to keep ccached data")
175 set(LLVM_CCACHE_PARAMS "CCACHE_CPP2=yes CCACHE_HASHDIR=yes"
176 CACHE STRING "Parameters to pass through to ccache")
178 set(CCACHE_PROGRAM "${LLVM_CCACHE_PARAMS} ${CCACHE_PROGRAM}")
179 if (LLVM_CCACHE_MAXSIZE)
180 set(CCACHE_PROGRAM "CCACHE_MAXSIZE=${LLVM_CCACHE_MAXSIZE} ${CCACHE_PROGRAM}")
183 set(CCACHE_PROGRAM "CCACHE_DIR=${LLVM_CCACHE_DIR} ${CCACHE_PROGRAM}")
185 set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE ${CCACHE_PROGRAM})
187 message(FATAL_ERROR "Unable to find the program ccache. Set LLVM_CCACHE_BUILD to OFF")
191 option(LLVM_DEPENDENCY_DEBUGGING "Dependency debugging mode to verify correctly expressed library dependencies (Darwin only)" OFF)
193 # Some features of the LLVM build may be disallowed when dependency debugging is
194 # enabled. In particular you cannot use ccache because we want to force compile
195 # operations to always happen.
196 if(LLVM_DEPENDENCY_DEBUGGING)
197 if(NOT CMAKE_HOST_APPLE)
198 message(FATAL_ERROR "Dependency debugging is only currently supported on Darwin hosts.")
200 if(LLVM_CCACHE_BUILD)
201 message(FATAL_ERROR "Cannot enable dependency debugging while using ccache.")
205 option(LLVM_ENABLE_DAGISEL_COV "Debug: Prints tablegen patterns that were used for selecting" OFF)
206 option(LLVM_ENABLE_GISEL_COV "Enable collection of GlobalISel rule coverage" OFF)
207 if(LLVM_ENABLE_GISEL_COV)
208 set(LLVM_GISEL_COV_PREFIX "${CMAKE_BINARY_DIR}/gisel-coverage-" CACHE STRING "Provide a filename prefix to collect the GlobalISel rule coverage")
211 # Add path for custom modules
212 set(CMAKE_MODULE_PATH
214 "${CMAKE_CURRENT_SOURCE_DIR}/cmake"
215 "${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules"
218 # Generate a CompilationDatabase (compile_commands.json file) for our build,
219 # for use by clang_complete, YouCompleteMe, etc.
220 set(CMAKE_EXPORT_COMPILE_COMMANDS 1)
222 option(LLVM_INSTALL_BINUTILS_SYMLINKS
223 "Install symlinks from the binutils tool names to the corresponding LLVM tools." OFF)
225 option(LLVM_INSTALL_UTILS "Include utility binaries in the 'install' target." OFF)
227 option(LLVM_INSTALL_TOOLCHAIN_ONLY "Only include toolchain files in the 'install' target." OFF)
229 # Unfortunatly Clang is too eager to search directories for module maps, which can cause the
230 # installed version of the maps to be found when building LLVM from source. Therefore we turn off
231 # the installation by default. See llvm.org/PR31905.
232 option(LLVM_INSTALL_MODULEMAPS "Install the modulemap files in the 'install' target." OFF)
234 option(LLVM_USE_FOLDERS "Enable solution folders in Visual Studio. Disable for Express versions." ON)
235 if ( LLVM_USE_FOLDERS )
236 set_property(GLOBAL PROPERTY USE_FOLDERS ON)
239 include(VersionFromVCS)
241 option(LLVM_APPEND_VC_REV
242 "Embed the version control system revision in LLVM" ON)
244 set(PACKAGE_NAME LLVM)
245 set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
246 set(PACKAGE_BUGREPORT "https://bugs.llvm.org/")
248 set(BUG_REPORT_URL "${PACKAGE_BUGREPORT}" CACHE STRING
249 "Default URL where bug reports are to be submitted.")
252 set(CPACK_PACKAGE_INSTALL_DIRECTORY "LLVM")
253 set(CPACK_PACKAGE_VENDOR "LLVM")
254 set(CPACK_PACKAGE_VERSION_MAJOR ${LLVM_VERSION_MAJOR})
255 set(CPACK_PACKAGE_VERSION_MINOR ${LLVM_VERSION_MINOR})
256 set(CPACK_PACKAGE_VERSION_PATCH ${LLVM_VERSION_PATCH})
257 set(CPACK_PACKAGE_VERSION ${PACKAGE_VERSION})
258 set(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_SOURCE_DIR}/LICENSE.TXT")
259 set(CPACK_NSIS_COMPRESSOR "/SOLID lzma \r\n SetCompressorDictSize 32")
260 if(WIN32 AND NOT UNIX)
261 set(CPACK_PACKAGE_INSTALL_REGISTRY_KEY "LLVM")
262 set(CPACK_PACKAGE_ICON "${CMAKE_CURRENT_SOURCE_DIR}\\\\cmake\\\\nsis_logo.bmp")
263 set(CPACK_NSIS_MUI_ICON "${CMAKE_CURRENT_SOURCE_DIR}\\\\cmake\\\\nsis_icon.ico")
264 set(CPACK_NSIS_MUI_UNIICON "${CMAKE_CURRENT_SOURCE_DIR}\\\\cmake\\\\nsis_icon.ico")
265 set(CPACK_NSIS_MODIFY_PATH "ON")
266 set(CPACK_NSIS_ENABLE_UNINSTALL_BEFORE_INSTALL "ON")
268 set(CPACK_NSIS_INSTALL_ROOT "$PROGRAMFILES64")
273 # Sanity check our source directory to make sure that we are not trying to
274 # generate an in-source build (unless on MSVC_IDE, where it is ok), and to make
275 # sure that we don't have any stray generated files lying around in the tree
276 # (which would end up getting picked up by header search, instead of the correct
278 if( CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_CURRENT_BINARY_DIR AND NOT MSVC_IDE )
279 message(FATAL_ERROR "In-source builds are not allowed.
280 Please create a directory and run cmake from there, passing the path
281 to this source directory as the last argument.
282 This process created the file `CMakeCache.txt' and the directory `CMakeFiles'.
283 Please delete them.")
286 string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE)
288 if (CMAKE_BUILD_TYPE AND
289 NOT uppercase_CMAKE_BUILD_TYPE MATCHES "^(DEBUG|RELEASE|RELWITHDEBINFO|MINSIZEREL)$")
290 message(FATAL_ERROR "Invalid value for CMAKE_BUILD_TYPE: ${CMAKE_BUILD_TYPE}")
293 set(LLVM_LIBDIR_SUFFIX "" CACHE STRING "Define suffix of library directory name (32/64)" )
295 set(LLVM_TOOLS_INSTALL_DIR "bin" CACHE STRING "Path for binary subdirectory (defaults to 'bin')")
296 mark_as_advanced(LLVM_TOOLS_INSTALL_DIR)
298 set(LLVM_UTILS_INSTALL_DIR "${LLVM_TOOLS_INSTALL_DIR}" CACHE STRING
299 "Path to install LLVM utilities (enabled by LLVM_INSTALL_UTILS=ON) (defaults to LLVM_TOOLS_INSTALL_DIR)")
300 mark_as_advanced(LLVM_UTILS_INSTALL_DIR)
302 # They are used as destination of target generators.
303 set(LLVM_RUNTIME_OUTPUT_INTDIR ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/bin)
304 set(LLVM_LIBRARY_OUTPUT_INTDIR ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/lib${LLVM_LIBDIR_SUFFIX})
306 # DLL platform -- put DLLs into bin.
307 set(LLVM_SHLIB_OUTPUT_INTDIR ${LLVM_RUNTIME_OUTPUT_INTDIR})
309 set(LLVM_SHLIB_OUTPUT_INTDIR ${LLVM_LIBRARY_OUTPUT_INTDIR})
312 # Each of them corresponds to llvm-config's.
313 set(LLVM_TOOLS_BINARY_DIR ${LLVM_RUNTIME_OUTPUT_INTDIR}) # --bindir
314 set(LLVM_LIBRARY_DIR ${LLVM_LIBRARY_OUTPUT_INTDIR}) # --libdir
315 set(LLVM_MAIN_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR} ) # --src-root
316 set(LLVM_MAIN_INCLUDE_DIR ${LLVM_MAIN_SRC_DIR}/include ) # --includedir
317 set(LLVM_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR} ) # --prefix
319 # Note: LLVM_CMAKE_PATH does not include generated files
320 set(LLVM_CMAKE_PATH ${LLVM_MAIN_SRC_DIR}/cmake/modules)
321 set(LLVM_EXAMPLES_BINARY_DIR ${LLVM_BINARY_DIR}/examples)
322 set(LLVM_INCLUDE_DIR ${CMAKE_CURRENT_BINARY_DIR}/include)
324 # List of all targets to be built by default:
343 # List of targets with JIT support:
344 set(LLVM_TARGETS_WITH_JIT X86 PowerPC AArch64 ARM Mips SystemZ)
346 set(LLVM_TARGETS_TO_BUILD "all"
347 CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
349 set(LLVM_EXPERIMENTAL_TARGETS_TO_BUILD ""
350 CACHE STRING "Semicolon-separated list of experimental targets to build.")
352 option(BUILD_SHARED_LIBS
353 "Build all libraries as shared libraries instead of static" OFF)
355 option(LLVM_ENABLE_BACKTRACES "Enable embedding backtraces on crash." ON)
356 if(LLVM_ENABLE_BACKTRACES)
357 set(ENABLE_BACKTRACES 1)
360 option(LLVM_ENABLE_CRASH_OVERRIDES "Enable crash overrides." ON)
361 if(LLVM_ENABLE_CRASH_OVERRIDES)
362 set(ENABLE_CRASH_OVERRIDES 1)
365 option(LLVM_ENABLE_CRASH_DUMPS "Turn on memory dumps on crashes. Currently only implemented on Windows." OFF)
367 option(LLVM_ENABLE_FFI "Use libffi to call external functions from the interpreter" OFF)
368 set(FFI_LIBRARY_DIR "" CACHE PATH "Additional directory, where CMake should search for libffi.so")
369 set(FFI_INCLUDE_DIR "" CACHE PATH "Additional directory, where CMake should search for ffi.h or ffi/ffi.h")
371 set(LLVM_TARGET_ARCH "host"
372 CACHE STRING "Set target to use for LLVM JIT or use \"host\" for automatic detection.")
374 option(LLVM_ENABLE_TERMINFO "Use terminfo database if available." ON)
376 set(LLVM_ENABLE_LIBXML2 "ON" CACHE STRING "Use libxml2 if available. Can be ON, OFF, or FORCE_ON")
378 option(LLVM_ENABLE_LIBEDIT "Use libedit if available." ON)
380 option(LLVM_ENABLE_LIBPFM "Use libpfm for performance counters if available." ON)
382 option(LLVM_ENABLE_THREADS "Use threads if available." ON)
384 option(LLVM_ENABLE_ZLIB "Use zlib for compression/decompression if available." ON)
386 if( LLVM_TARGETS_TO_BUILD STREQUAL "all" )
387 set( LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS} )
390 set(LLVM_TARGETS_TO_BUILD
391 ${LLVM_TARGETS_TO_BUILD}
392 ${LLVM_EXPERIMENTAL_TARGETS_TO_BUILD})
393 list(REMOVE_DUPLICATES LLVM_TARGETS_TO_BUILD)
395 option(LLVM_ENABLE_PIC "Build Position-Independent Code" ON)
396 option(LLVM_ENABLE_WARNINGS "Enable compiler warnings." ON)
397 option(LLVM_ENABLE_MODULES "Compile with C++ modules enabled." OFF)
398 if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
399 option(LLVM_ENABLE_MODULE_DEBUGGING "Compile with -gmodules." ON)
400 option(LLVM_ENABLE_LOCAL_SUBMODULE_VISIBILITY "Compile with -fmodules-local-submodule-visibility." OFF)
402 option(LLVM_ENABLE_MODULE_DEBUGGING "Compile with -gmodules." OFF)
403 option(LLVM_ENABLE_LOCAL_SUBMODULE_VISIBILITY "Compile with -fmodules-local-submodule-visibility." ON)
405 option(LLVM_ENABLE_CXX1Y "Compile with C++1y enabled." OFF)
406 option(LLVM_ENABLE_CXX1Z "Compile with C++1z enabled." OFF)
407 option(LLVM_ENABLE_LIBCXX "Use libc++ if available." OFF)
408 option(LLVM_ENABLE_LLD "Use lld as C and C++ linker." OFF)
409 option(LLVM_ENABLE_PEDANTIC "Compile with pedantic enabled." ON)
410 option(LLVM_ENABLE_WERROR "Fail and stop if a warning is triggered." OFF)
412 option(LLVM_ENABLE_DUMP "Enable dump functions even when assertions are disabled" OFF)
414 if( NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "DEBUG" )
415 option(LLVM_ENABLE_ASSERTIONS "Enable assertions" OFF)
417 option(LLVM_ENABLE_ASSERTIONS "Enable assertions" ON)
420 option(LLVM_ENABLE_EXPENSIVE_CHECKS "Enable expensive checks" OFF)
422 set(LLVM_ABI_BREAKING_CHECKS "WITH_ASSERTS" CACHE STRING
423 "Enable abi-breaking checks. Can be WITH_ASSERTS, FORCE_ON or FORCE_OFF.")
425 option(LLVM_FORCE_USE_OLD_HOST_TOOLCHAIN
426 "Set to ON to force using an old, unsupported host toolchain." OFF)
428 option(LLVM_USE_INTEL_JITEVENTS
429 "Use Intel JIT API to inform Intel(R) VTune(TM) Amplifier XE 2011 about JIT code"
432 if( LLVM_USE_INTEL_JITEVENTS )
433 # Verify we are on a supported platform
434 if( NOT CMAKE_SYSTEM_NAME MATCHES "Windows" AND NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
436 "Intel JIT API support is available on Linux and Windows only.")
438 endif( LLVM_USE_INTEL_JITEVENTS )
440 option(LLVM_USE_OPROFILE
441 "Use opagent JIT interface to inform OProfile about JIT code" OFF)
443 option(LLVM_EXTERNALIZE_DEBUGINFO
444 "Generate dSYM files and strip executables and libraries (Darwin Only)" OFF)
446 set(LLVM_CODESIGNING_IDENTITY "" CACHE STRING
447 "Sign executables and dylibs with the given identity or skip if empty (Darwin Only)")
449 # If enabled, verify we are on a platform that supports oprofile.
450 if( LLVM_USE_OPROFILE )
451 if( NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
452 message(FATAL_ERROR "OProfile support is available on Linux only.")
453 endif( NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
454 endif( LLVM_USE_OPROFILE )
457 "Use perf JIT interface to inform perf about JIT code" OFF)
459 # If enabled, verify we are on a platform that supports perf.
461 if( NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
462 message(FATAL_ERROR "perf support is available on Linux only.")
463 endif( NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
464 endif( LLVM_USE_PERF )
466 set(LLVM_USE_SANITIZER "" CACHE STRING
467 "Define the sanitizer used to build binaries and tests.")
468 option(LLVM_OPTIMIZE_SANITIZED_BUILDS "Pass -O1 on debug sanitizer builds" ON)
469 set(LLVM_LIB_FUZZING_ENGINE "" CACHE PATH
470 "Path to fuzzing library for linking with fuzz targets")
472 option(LLVM_USE_SPLIT_DWARF
473 "Use -gsplit-dwarf when compiling llvm." OFF)
475 option(LLVM_POLLY_LINK_INTO_TOOLS "Statically link Polly into tools (if available)" ON)
476 option(LLVM_POLLY_BUILD "Build LLVM with Polly" ON)
478 if (EXISTS ${LLVM_MAIN_SRC_DIR}/tools/polly/CMakeLists.txt)
479 set(POLLY_IN_TREE TRUE)
480 elseif(LLVM_EXTERNAL_POLLY_SOURCE_DIR)
481 set(POLLY_IN_TREE TRUE)
483 set(POLLY_IN_TREE FALSE)
486 if (LLVM_POLLY_BUILD AND POLLY_IN_TREE)
492 if (LLVM_POLLY_LINK_INTO_TOOLS AND WITH_POLLY)
493 set(LINK_POLLY_INTO_TOOLS ON)
495 set(LINK_POLLY_INTO_TOOLS OFF)
498 # Define an option controlling whether we should build for 32-bit on 64-bit
499 # platforms, where supported.
500 if( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32 )
501 # TODO: support other platforms and toolchains.
502 option(LLVM_BUILD_32_BITS "Build 32 bits executables and libraries." OFF)
505 # Define the default arguments to use with 'lit', and an option for the user to
507 set(LIT_ARGS_DEFAULT "-sv")
508 if (MSVC_IDE OR XCODE)
509 set(LIT_ARGS_DEFAULT "${LIT_ARGS_DEFAULT} --no-progress-bar")
511 set(LLVM_LIT_ARGS "${LIT_ARGS_DEFAULT}" CACHE STRING "Default options for lit")
513 # On Win32 hosts, provide an option to specify the path to the GnuWin32 tools.
514 if( WIN32 AND NOT CYGWIN )
515 set(LLVM_LIT_TOOLS_DIR "" CACHE PATH "Path to GnuWin32 tools")
518 # Define options to control the inclusion and default build behavior for
519 # components which may not strictly be necessary (tools, examples, and tests).
521 # This is primarily to support building smaller or faster project files.
522 option(LLVM_INCLUDE_TOOLS "Generate build targets for the LLVM tools." ON)
523 option(LLVM_BUILD_TOOLS
524 "Build the LLVM tools. If OFF, just generate build targets." ON)
526 option(LLVM_INCLUDE_UTILS "Generate build targets for the LLVM utils." ON)
527 option(LLVM_BUILD_UTILS
528 "Build LLVM utility binaries. If OFF, just generate build targets." ON)
530 option(LLVM_INCLUDE_RUNTIMES "Generate build targets for the LLVM runtimes." ON)
531 option(LLVM_BUILD_RUNTIMES
532 "Build the LLVM runtimes. If OFF, just generate build targets." ON)
534 option(LLVM_BUILD_RUNTIME
535 "Build the LLVM runtime libraries." ON)
536 option(LLVM_BUILD_EXAMPLES
537 "Build the LLVM example programs. If OFF, just generate build targets." OFF)
538 option(LLVM_INCLUDE_EXAMPLES "Generate build targets for the LLVM examples" ON)
540 option(LLVM_BUILD_TESTS
541 "Build LLVM unit tests. If OFF, just generate build targets." OFF)
542 option(LLVM_INCLUDE_TESTS "Generate build targets for the LLVM unit tests." ON)
543 option(LLVM_INCLUDE_GO_TESTS "Include the Go bindings tests in test build targets." ON)
545 option(LLVM_BUILD_BENCHMARKS "Add LLVM benchmark targets to the list of default
546 targets. If OFF, benchmarks still could be built using Benchmarks target." OFF)
547 option(LLVM_INCLUDE_BENCHMARKS "Generate benchmark targets. If OFF, benchmarks can't be built." ON)
549 option (LLVM_BUILD_DOCS "Build the llvm documentation." OFF)
550 option (LLVM_INCLUDE_DOCS "Generate build targets for llvm documentation." ON)
551 option (LLVM_ENABLE_DOXYGEN "Use doxygen to generate llvm API documentation." OFF)
552 option (LLVM_ENABLE_SPHINX "Use Sphinx to generate llvm documentation." OFF)
553 option (LLVM_ENABLE_OCAMLDOC "Build OCaml bindings documentation." ON)
554 option (LLVM_ENABLE_BINDINGS "Build bindings." ON)
556 set(LLVM_INSTALL_DOXYGEN_HTML_DIR "share/doc/llvm/doxygen-html"
557 CACHE STRING "Doxygen-generated HTML documentation install directory")
558 set(LLVM_INSTALL_OCAMLDOC_HTML_DIR "share/doc/llvm/ocaml-html"
559 CACHE STRING "OCamldoc-generated HTML documentation install directory")
561 option (LLVM_BUILD_EXTERNAL_COMPILER_RT
562 "Build compiler-rt as an external project." OFF)
564 option (LLVM_VERSION_PRINTER_SHOW_HOST_TARGET_INFO
565 "Show target and host info when tools are invoked with --version." ON)
567 # You can configure which libraries from LLVM you want to include in the
568 # shared library by setting LLVM_DYLIB_COMPONENTS to a semi-colon delimited
569 # list of LLVM components. All component names handled by llvm-config are valid.
570 if(NOT DEFINED LLVM_DYLIB_COMPONENTS)
571 set(LLVM_DYLIB_COMPONENTS "all" CACHE STRING
572 "Semicolon-separated list of components to include in libLLVM, or \"all\".")
574 option(LLVM_LINK_LLVM_DYLIB "Link tools against the libllvm dynamic library" OFF)
576 option(LLVM_BUILD_LLVM_C_DYLIB "Build LLVM-C.dll (Windows only)" OFF)
578 option(LLVM_BUILD_LLVM_C_DYLIB "Build libllvm-c re-export library (Darwin only)" OFF)
580 set(LLVM_BUILD_LLVM_DYLIB_default OFF)
581 if(LLVM_LINK_LLVM_DYLIB OR (LLVM_BUILD_LLVM_C_DYLIB AND NOT MSVC))
582 set(LLVM_BUILD_LLVM_DYLIB_default ON)
584 option(LLVM_BUILD_LLVM_DYLIB "Build libllvm dynamic library" ${LLVM_BUILD_LLVM_DYLIB_default})
586 option(LLVM_OPTIMIZED_TABLEGEN "Force TableGen to be built with optimization" OFF)
587 if(CMAKE_CROSSCOMPILING OR (LLVM_OPTIMIZED_TABLEGEN AND (LLVM_ENABLE_ASSERTIONS OR CMAKE_CONFIGURATION_TYPES)))
588 set(LLVM_USE_HOST_TOOLS ON)
591 if (MSVC_IDE AND NOT (MSVC_VERSION LESS 1900))
592 option(LLVM_ADD_NATIVE_VISUALIZERS_TO_SOLUTION "Configure project to use Visual Studio native visualizers" TRUE)
594 set(LLVM_ADD_NATIVE_VISUALIZERS_TO_SOLUTION FALSE CACHE INTERNAL "For Visual Studio 2013, manually copy natvis files to Documents\\Visual Studio 2013\\Visualizers" FORCE)
597 if (LLVM_BUILD_INSTRUMENTED OR LLVM_BUILD_INSTRUMENTED_COVERAGE OR
599 if(NOT LLVM_PROFILE_MERGE_POOL_SIZE)
600 # A pool size of 1-2 is probably sufficient on a SSD. 3-4 should be fine
601 # for spining disks. Anything higher may only help on slower mediums.
602 set(LLVM_PROFILE_MERGE_POOL_SIZE "4")
604 if(NOT LLVM_PROFILE_FILE_PATTERN)
605 if(NOT LLVM_PROFILE_DATA_DIR)
606 file(TO_NATIVE_PATH "${LLVM_BINARY_DIR}/profiles" LLVM_PROFILE_DATA_DIR)
608 file(TO_NATIVE_PATH "${LLVM_PROFILE_DATA_DIR}/%${LLVM_PROFILE_MERGE_POOL_SIZE}m.profraw" LLVM_PROFILE_FILE_PATTERN)
612 if (LLVM_BUILD_STATIC)
613 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static")
616 # Override the default target with an environment variable named by LLVM_TARGET_TRIPLE_ENV.
617 set(LLVM_TARGET_TRIPLE_ENV CACHE STRING "The name of environment variable to override default target. Disabled by blank.")
618 mark_as_advanced(LLVM_TARGET_TRIPLE_ENV)
620 set(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR OFF CACHE BOOL
621 "Enable per-target runtimes directory")
623 # All options referred to from HandleLLVMOptions have to be specified
624 # BEFORE this include, otherwise options will not be correctly set on
628 string(REPLACE "Native" ${LLVM_NATIVE_ARCH}
629 LLVM_TARGETS_TO_BUILD "${LLVM_TARGETS_TO_BUILD}")
630 list(REMOVE_DUPLICATES LLVM_TARGETS_TO_BUILD)
632 # By default, we target the host, but this can be overridden at CMake
634 set(LLVM_DEFAULT_TARGET_TRIPLE "${LLVM_HOST_TRIPLE}" CACHE STRING
635 "Default target for which LLVM will generate code." )
636 set(TARGET_TRIPLE "${LLVM_DEFAULT_TARGET_TRIPLE}")
637 message(STATUS "LLVM host triple: ${LLVM_HOST_TRIPLE}")
638 message(STATUS "LLVM default target triple: ${LLVM_DEFAULT_TARGET_TRIPLE}")
640 include(HandleLLVMOptions)
642 # Verify that we can find a Python 2 interpreter. Python 3 is unsupported.
643 # FIXME: We should support systems with only Python 3, but that requires work
645 set(Python_ADDITIONAL_VERSIONS 2.7)
646 include(FindPythonInterp)
647 if( NOT PYTHONINTERP_FOUND )
649 "Unable to find Python interpreter, required for builds and testing.
651 Please install Python or specify the PYTHON_EXECUTABLE CMake variable.")
654 if( ${PYTHON_VERSION_STRING} VERSION_LESS 2.7 )
655 message(FATAL_ERROR "Python 2.7 or newer is required")
659 # LLVMBuild Integration
661 # We use llvm-build to generate all the data required by the CMake based
662 # build system in one swoop:
664 # - We generate a file (a CMake fragment) in the object root which contains
665 # all the definitions that are required by CMake.
667 # - We generate the library table used by llvm-config.
669 # - We generate the dependencies for the CMake fragment, so that we will
670 # automatically reconfigure ourselves.
672 set(LLVMBUILDTOOL "${LLVM_MAIN_SRC_DIR}/utils/llvm-build/llvm-build")
673 set(LLVMCONFIGLIBRARYDEPENDENCIESINC
674 "${LLVM_BINARY_DIR}/tools/llvm-config/LibraryDependencies.inc")
675 set(LLVMBUILDCMAKEFRAG
676 "${LLVM_BINARY_DIR}/LLVMBuild.cmake")
678 # Create the list of optional components that are enabled
679 if (LLVM_USE_INTEL_JITEVENTS)
680 set(LLVMOPTIONALCOMPONENTS IntelJITEvents)
681 endif (LLVM_USE_INTEL_JITEVENTS)
682 if (LLVM_USE_OPROFILE)
683 set(LLVMOPTIONALCOMPONENTS ${LLVMOPTIONALCOMPONENTS} OProfileJIT)
684 endif (LLVM_USE_OPROFILE)
686 set(LLVMOPTIONALCOMPONENTS ${LLVMOPTIONALCOMPONENTS} PerfJITEvents)
687 endif (LLVM_USE_PERF)
689 message(STATUS "Constructing LLVMBuild project information")
691 COMMAND ${PYTHON_EXECUTABLE} -B ${LLVMBUILDTOOL}
692 --native-target "${LLVM_NATIVE_ARCH}"
693 --enable-targets "${LLVM_TARGETS_TO_BUILD}"
694 --enable-optional-components "${LLVMOPTIONALCOMPONENTS}"
695 --write-library-table ${LLVMCONFIGLIBRARYDEPENDENCIESINC}
696 --write-cmake-fragment ${LLVMBUILDCMAKEFRAG}
697 OUTPUT_VARIABLE LLVMBUILDOUTPUT
698 ERROR_VARIABLE LLVMBUILDERRORS
699 OUTPUT_STRIP_TRAILING_WHITESPACE
700 ERROR_STRIP_TRAILING_WHITESPACE
701 RESULT_VARIABLE LLVMBUILDRESULT)
703 # On Win32, CMake doesn't properly handle piping the default output/error
704 # streams into the GUI console. So, we explicitly catch and report them.
705 if( NOT "${LLVMBUILDOUTPUT}" STREQUAL "")
706 message(STATUS "llvm-build output: ${LLVMBUILDOUTPUT}")
708 if( NOT "${LLVMBUILDRESULT}" STREQUAL "0" )
710 "Unexpected failure executing llvm-build: ${LLVMBUILDERRORS}")
713 # Include the generated CMake fragment. This will define properties from the
714 # LLVMBuild files in a format which is easy to consume from CMake, and will add
715 # the dependencies so that CMake will reconfigure properly when the LLVMBuild
717 include(${LLVMBUILDCMAKEFRAG})
721 # Configure all of the various header file fragments LLVM uses which depend on
722 # configuration variables.
723 set(LLVM_ENUM_TARGETS "")
724 set(LLVM_ENUM_ASM_PRINTERS "")
725 set(LLVM_ENUM_ASM_PARSERS "")
726 set(LLVM_ENUM_DISASSEMBLERS "")
727 foreach(t ${LLVM_TARGETS_TO_BUILD})
728 set( td ${LLVM_MAIN_SRC_DIR}/lib/Target/${t} )
730 list(FIND LLVM_ALL_TARGETS ${t} idx)
731 list(FIND LLVM_EXPERIMENTAL_TARGETS_TO_BUILD ${t} idy)
732 # At this point, LLVMBUILDTOOL already checked all the targets passed in
733 # LLVM_TARGETS_TO_BUILD and LLVM_EXPERIMENTAL_TARGETS_TO_BUILD, so
734 # this test just makes sure that any experimental targets were passed via
735 # LLVM_EXPERIMENTAL_TARGETS_TO_BUILD, not LLVM_TARGETS_TO_BUILD.
736 if( idx LESS 0 AND idy LESS 0 )
737 message(FATAL_ERROR "The target `${t}' is experimental and must be passed "
738 "via LLVM_EXPERIMENTAL_TARGETS_TO_BUILD.")
740 set(LLVM_ENUM_TARGETS "${LLVM_ENUM_TARGETS}LLVM_TARGET(${t})\n")
743 file(GLOB asmp_file "${td}/*AsmPrinter.cpp")
745 set(LLVM_ENUM_ASM_PRINTERS
746 "${LLVM_ENUM_ASM_PRINTERS}LLVM_ASM_PRINTER(${t})\n")
748 if( EXISTS ${td}/AsmParser/CMakeLists.txt )
749 set(LLVM_ENUM_ASM_PARSERS
750 "${LLVM_ENUM_ASM_PARSERS}LLVM_ASM_PARSER(${t})\n")
752 if( EXISTS ${td}/Disassembler/CMakeLists.txt )
753 set(LLVM_ENUM_DISASSEMBLERS
754 "${LLVM_ENUM_DISASSEMBLERS}LLVM_DISASSEMBLER(${t})\n")
758 # Produce the target definition files, which provide a way for clients to easily
759 # include various classes of targets.
761 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmPrinters.def.in
762 ${LLVM_INCLUDE_DIR}/llvm/Config/AsmPrinters.def
765 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmParsers.def.in
766 ${LLVM_INCLUDE_DIR}/llvm/Config/AsmParsers.def
769 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Disassemblers.def.in
770 ${LLVM_INCLUDE_DIR}/llvm/Config/Disassemblers.def
773 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Targets.def.in
774 ${LLVM_INCLUDE_DIR}/llvm/Config/Targets.def
777 # Configure the three LLVM configuration header files.
779 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/config.h.cmake
780 ${LLVM_INCLUDE_DIR}/llvm/Config/config.h)
782 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/llvm-config.h.cmake
783 ${LLVM_INCLUDE_DIR}/llvm/Config/llvm-config.h)
785 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/abi-breaking.h.cmake
786 ${LLVM_INCLUDE_DIR}/llvm/Config/abi-breaking.h)
788 # Add target for generating source rpm package.
789 set(LLVM_SRPM_USER_BINARY_SPECFILE ${CMAKE_CURRENT_SOURCE_DIR}/llvm.spec.in
790 CACHE FILEPATH ".spec file to use for srpm generation")
791 set(LLVM_SRPM_BINARY_SPECFILE ${CMAKE_CURRENT_BINARY_DIR}/llvm.spec)
792 set(LLVM_SRPM_DIR "${CMAKE_CURRENT_BINARY_DIR}/srpm")
794 get_source_info(${CMAKE_CURRENT_SOURCE_DIR} revision repository)
795 string(LENGTH "${revision}" revision_length)
796 if(revision MATCHES "^[0-9]+$" AND revision_length LESS 40)
797 set(LLVM_RPM_SPEC_REVISION "r${revision}")
799 set(LLVM_RPM_SPEC_REVISION "${revision}")
803 ${LLVM_SRPM_USER_BINARY_SPECFILE}
804 ${LLVM_SRPM_BINARY_SPECFILE} @ONLY)
806 add_custom_target(srpm
807 COMMAND cpack -G TGZ --config CPackSourceConfig.cmake -B ${LLVM_SRPM_DIR}/SOURCES
808 COMMAND rpmbuild -bs --define '_topdir ${LLVM_SRPM_DIR}' ${LLVM_SRPM_BINARY_SPECFILE})
809 set_target_properties(srpm PROPERTIES FOLDER "Misc")
812 # They are not referenced. See set_output_directory().
813 set( CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/bin )
814 set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib${LLVM_LIBDIR_SUFFIX} )
815 set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib${LLVM_LIBDIR_SUFFIX} )
817 if(APPLE AND DARWIN_LTO_LIBRARY)
818 set(CMAKE_EXE_LINKER_FLAGS
819 "${CMAKE_EXE_LINKER_FLAGS} -Wl,-lto_library -Wl,${DARWIN_LTO_LIBRARY}")
820 set(CMAKE_SHARED_LINKER_FLAGS
821 "${CMAKE_SHARED_LINKER_FLAGS} -Wl,-lto_library -Wl,${DARWIN_LTO_LIBRARY}")
822 set(CMAKE_MODULE_LINKER_FLAGS
823 "${CMAKE_MODULE_LINKER_FLAGS} -Wl,-lto_library -Wl,${DARWIN_LTO_LIBRARY}")
826 # Work around a broken bfd ld behavior. When linking a binary with a
827 # foo.so library, it will try to find any library that foo.so uses and
828 # check its symbols. This is wasteful (the check was done when foo.so
829 # was created) and can fail since it is not the dynamic linker and
830 # doesn't know how to handle search paths correctly.
831 if (UNIX AND NOT APPLE AND NOT ${CMAKE_SYSTEM_NAME} MATCHES "SunOS|AIX")
832 set(CMAKE_EXE_LINKER_FLAGS
833 "${CMAKE_EXE_LINKER_FLAGS} -Wl,-allow-shlib-undefined")
836 set(CMAKE_INCLUDE_CURRENT_DIR ON)
838 include_directories( ${LLVM_INCLUDE_DIR} ${LLVM_MAIN_INCLUDE_DIR})
840 # when crosscompiling import the executable targets from a file
841 if(LLVM_USE_HOST_TOOLS)
842 include(CrossCompile)
843 endif(LLVM_USE_HOST_TOOLS)
844 if(LLVM_TARGET_IS_CROSSCOMPILE_HOST)
845 # Dummy use to avoid CMake Warning: Manually-specified variables were not used
846 # (this is a variable that CrossCompile sets on recursive invocations)
849 if(${CMAKE_SYSTEM_NAME} MATCHES "(FreeBSD|DragonFly)")
850 # On FreeBSD, /usr/local/* is not used by default. In order to build LLVM
851 # with libxml2, iconv.h, etc., we must add /usr/local paths.
852 include_directories(SYSTEM "/usr/local/include")
853 link_directories("/usr/local/lib")
854 endif(${CMAKE_SYSTEM_NAME} MATCHES "(FreeBSD|DragonFly)")
856 if( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )
857 # special hack for Solaris to handle crazy system sys/regset.h
858 include_directories("${LLVM_MAIN_INCLUDE_DIR}/llvm/Support/Solaris")
859 endif( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )
861 # Make sure we don't get -rdynamic in every binary. For those that need it,
862 # use export_executable_symbols(target).
863 set(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "")
865 set(LLVM_PROFDATA_FILE "" CACHE FILEPATH
866 "Profiling data file to use when compiling in order to improve runtime performance.")
868 if(LLVM_PROFDATA_FILE AND EXISTS ${LLVM_PROFDATA_FILE})
869 if ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang" )
870 add_definitions("-fprofile-instr-use=${LLVM_PROFDATA_FILE}")
872 message(FATAL_ERROR "LLVM_PROFDATA_FILE can only be specified when compiling with clang")
879 if( MINGW AND NOT "${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang" )
880 # People report that -O3 is unreliable on MinGW. The traditional
881 # build also uses -O2 for that reason:
882 llvm_replace_compiler_option(CMAKE_CXX_FLAGS_RELEASE "-O3" "-O2")
885 # Put this before tblgen. Else we have a circular dependence.
886 add_subdirectory(lib/Demangle)
887 add_subdirectory(lib/Support)
888 add_subdirectory(lib/TableGen)
890 add_subdirectory(utils/TableGen)
892 add_subdirectory(include/llvm)
894 add_subdirectory(lib)
896 if( LLVM_INCLUDE_UTILS )
897 add_subdirectory(utils/FileCheck)
898 add_subdirectory(utils/PerfectShuffle)
899 add_subdirectory(utils/count)
900 add_subdirectory(utils/not)
901 add_subdirectory(utils/yaml-bench)
903 if ( LLVM_INCLUDE_TESTS )
904 message(FATAL_ERROR "Including tests when not building utils will not work.
905 Either set LLVM_INCLUDE_UTILS to On, or set LLVM_INCLUDE_TESTS to Off.")
909 # Use LLVM_ADD_NATIVE_VISUALIZERS_TO_SOLUTION instead of LLVM_INCLUDE_UTILS because it is not really a util
910 if (LLVM_ADD_NATIVE_VISUALIZERS_TO_SOLUTION)
911 add_subdirectory(utils/LLVMVisualizers)
914 foreach( binding ${LLVM_BINDINGS_LIST} )
915 if( EXISTS "${LLVM_MAIN_SRC_DIR}/bindings/${binding}/CMakeLists.txt" )
916 add_subdirectory(bindings/${binding})
920 add_subdirectory(projects)
922 if( LLVM_INCLUDE_TOOLS )
923 add_subdirectory(tools)
926 if( LLVM_INCLUDE_RUNTIMES )
927 add_subdirectory(runtimes)
930 if( LLVM_INCLUDE_EXAMPLES )
931 add_subdirectory(examples)
934 if( LLVM_INCLUDE_TESTS )
935 if(EXISTS ${LLVM_MAIN_SRC_DIR}/projects/test-suite AND TARGET clang)
936 include(LLVMExternalProjectUtils)
937 llvm_ExternalProject_Add(test-suite ${LLVM_MAIN_SRC_DIR}/projects/test-suite
943 add_subdirectory(utils/lit)
944 add_subdirectory(test)
945 add_subdirectory(unittests)
946 if( LLVM_INCLUDE_UTILS )
947 add_subdirectory(utils/unittest)
951 # This utility is used to prevent crashing tests from calling Dr. Watson on
953 add_subdirectory(utils/KillTheDoctor)
956 # Add a global check rule now that all subdirectories have been traversed
957 # and we know the total set of lit testsuites.
958 get_property(LLVM_LIT_TESTSUITES GLOBAL PROPERTY LLVM_LIT_TESTSUITES)
959 get_property(LLVM_LIT_PARAMS GLOBAL PROPERTY LLVM_LIT_PARAMS)
960 get_property(LLVM_LIT_DEPENDS GLOBAL PROPERTY LLVM_LIT_DEPENDS)
961 get_property(LLVM_LIT_EXTRA_ARGS GLOBAL PROPERTY LLVM_LIT_EXTRA_ARGS)
962 get_property(LLVM_ADDITIONAL_TEST_TARGETS
963 GLOBAL PROPERTY LLVM_ADDITIONAL_TEST_TARGETS)
964 get_property(LLVM_ADDITIONAL_TEST_DEPENDS
965 GLOBAL PROPERTY LLVM_ADDITIONAL_TEST_DEPENDS)
966 add_lit_target(check-all
967 "Running all regression tests"
968 ${LLVM_LIT_TESTSUITES}
969 PARAMS ${LLVM_LIT_PARAMS}
970 DEPENDS ${LLVM_LIT_DEPENDS} ${LLVM_ADDITIONAL_TEST_TARGETS}
971 ARGS ${LLVM_LIT_EXTRA_ARGS}
973 if(TARGET check-runtimes)
974 add_dependencies(check-all check-runtimes)
976 add_custom_target(test-depends
977 DEPENDS ${LLVM_LIT_DEPENDS} ${LLVM_ADDITIONAL_TEST_DEPENDS})
978 set_target_properties(test-depends PROPERTIES FOLDER "Tests")
981 if (LLVM_INCLUDE_DOCS)
982 add_subdirectory(docs)
985 add_subdirectory(cmake/modules)
987 # Do this last so that all lit targets have already been created.
988 if (LLVM_INCLUDE_UTILS)
989 add_subdirectory(utils/llvm-lit)
992 if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
993 install(DIRECTORY include/llvm include/llvm-c
995 COMPONENT llvm-headers
1001 PATTERN "LICENSE.TXT"
1002 PATTERN ".svn" EXCLUDE
1005 install(DIRECTORY ${LLVM_INCLUDE_DIR}/llvm ${LLVM_INCLUDE_DIR}/llvm-c
1007 COMPONENT llvm-headers
1013 # Exclude include/llvm/CMakeFiles/intrinsics_gen.dir, matched by "*.def"
1014 PATTERN "CMakeFiles" EXCLUDE
1015 PATTERN "config.h" EXCLUDE
1016 PATTERN ".svn" EXCLUDE
1019 if (LLVM_INSTALL_MODULEMAPS)
1020 install(DIRECTORY include/llvm include/llvm-c
1022 COMPONENT llvm-headers
1024 PATTERN "module.modulemap"
1026 install(FILES include/llvm/module.install.modulemap
1027 DESTINATION include/llvm
1028 COMPONENT llvm-headers
1029 RENAME "module.extern.modulemap"
1031 endif(LLVM_INSTALL_MODULEMAPS)
1033 # Installing the headers needs to depend on generating any public
1034 # tablegen'd headers.
1035 add_custom_target(llvm-headers DEPENDS intrinsics_gen)
1036 set_target_properties(llvm-headers PROPERTIES FOLDER "Misc")
1038 if (NOT LLVM_ENABLE_IDE)
1039 add_llvm_install_targets(install-llvm-headers
1040 DEPENDS llvm-headers
1041 COMPONENT llvm-headers)
1044 # Custom target to install all libraries.
1045 add_custom_target(llvm-libraries)
1046 set_target_properties(llvm-libraries PROPERTIES FOLDER "Misc")
1048 if (NOT LLVM_ENABLE_IDE)
1049 add_llvm_install_targets(install-llvm-libraries
1050 DEPENDS llvm-libraries
1051 COMPONENT llvm-libraries)
1054 get_property(LLVM_LIBS GLOBAL PROPERTY LLVM_LIBS)
1056 list(REMOVE_DUPLICATES LLVM_LIBS)
1057 foreach(lib ${LLVM_LIBS})
1058 add_dependencies(llvm-libraries ${lib})
1059 if (NOT LLVM_ENABLE_IDE)
1060 add_dependencies(install-llvm-libraries install-${lib})
1066 # This must be at the end of the LLVM root CMakeLists file because it must run
1067 # after all targets are created.
1068 if(LLVM_DISTRIBUTION_COMPONENTS)
1070 message(FATAL_ERROR "LLVM_DISTRIBUTION_COMPONENTS cannot be specified with multi-configuration generators (i.e. Xcode or Visual Studio)")
1073 add_custom_target(distribution)
1074 add_custom_target(install-distribution)
1075 add_custom_target(install-distribution-stripped)
1076 foreach(target ${LLVM_DISTRIBUTION_COMPONENTS} ${LLVM_RUNTIME_DISTRIBUTION_COMPONENTS})
1077 if(TARGET ${target})
1078 add_dependencies(distribution ${target})
1080 message(SEND_ERROR "Specified distribution component '${target}' doesn't have a target")
1083 if(TARGET install-${target})
1084 add_dependencies(install-distribution install-${target})
1086 message(SEND_ERROR "Specified distribution component '${target}' doesn't have an install target")
1089 if(TARGET install-${target}-stripped)
1090 add_dependencies(install-distribution-stripped install-${target}-stripped)
1092 message(SEND_ERROR "Specified distribution component '${target}' doesn't have an install-stripped target."
1093 " Its installation target creation should be changed to use add_llvm_install_targets,"
1094 " or you should manually create the 'install-${target}-stripped' target.")
1099 # This allows us to deploy the Universal CRT DLLs by passing -DCMAKE_INSTALL_UCRT_LIBRARIES=ON to CMake
1100 if (MSVC AND CMAKE_HOST_SYSTEM_NAME STREQUAL "Windows" AND CMAKE_INSTALL_UCRT_LIBRARIES)
1101 include(InstallRequiredSystemLibraries)
1104 if (LLVM_INCLUDE_BENCHMARKS)
1105 # Override benchmark defaults so that when the library itself is updated these
1106 # modifications are not lost.
1107 set(BENCHMARK_ENABLE_TESTING OFF CACHE BOOL "Disable benchmark testing" FORCE)
1108 set(BENCHMARK_ENABLE_EXCEPTIONS OFF CACHE BOOL "Disable benchmark exceptions" FORCE)
1109 set(BENCHMARK_ENABLE_INSTALL OFF CACHE BOOL "Don't install benchmark" FORCE)
1110 set(BENCHMARK_DOWNLOAD_DEPENDENCIES OFF CACHE BOOL "Don't download dependencies" FORCE)
1111 set(BENCHMARK_ENABLE_GTEST_TESTS OFF CACHE BOOL "Disable Google Test in benchmark" FORCE)
1112 # Since LLVM requires C++11 it is safe to assume that std::regex is available.
1113 set(HAVE_STD_REGEX ON CACHE BOOL "OK" FORCE)
1115 add_subdirectory(utils/benchmark)
1116 add_subdirectory(benchmarks)