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)
15 cmake_policy(SET CMP0077 NEW)
18 if(NOT DEFINED LLVM_VERSION_MAJOR)
19 set(LLVM_VERSION_MAJOR 9)
21 if(NOT DEFINED LLVM_VERSION_MINOR)
22 set(LLVM_VERSION_MINOR 0)
24 if(NOT DEFINED LLVM_VERSION_PATCH)
25 set(LLVM_VERSION_PATCH 0)
27 if(NOT DEFINED LLVM_VERSION_SUFFIX)
28 set(LLVM_VERSION_SUFFIX svn)
31 if (NOT PACKAGE_VERSION)
33 "${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}${LLVM_VERSION_SUFFIX}")
36 if ((CMAKE_GENERATOR MATCHES "Visual Studio") AND (CMAKE_GENERATOR_TOOLSET STREQUAL ""))
37 message(WARNING "Visual Studio generators use the x86 host compiler by "
38 "default, even for 64-bit targets. This can result in linker "
39 "instability and out of memory errors. To use the 64-bit "
40 "host compiler, pass -Thost=x64 on the CMake command line.")
44 VERSION ${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}
47 if (NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
48 message(STATUS "No build type selected, default to Debug")
49 set(CMAKE_BUILD_TYPE "Debug" CACHE STRING "Build type (default Debug)" FORCE)
52 # Side-by-side subprojects layout: automatically set the
53 # LLVM_EXTERNAL_${project}_SOURCE_DIR using LLVM_ALL_PROJECTS
54 # This allows an easy way of setting up a build directory for llvm and another
55 # one for llvm+clang+... using the same sources.
56 set(LLVM_ALL_PROJECTS "clang;clang-tools-extra;compiler-rt;debuginfo-tests;libclc;libcxx;libcxxabi;libunwind;lld;lldb;llgo;openmp;parallel-libs;polly;pstl")
57 set(LLVM_ENABLE_PROJECTS "" CACHE STRING
58 "Semicolon-separated list of projects to build (${LLVM_ALL_PROJECTS}), or \"all\".")
59 if( LLVM_ENABLE_PROJECTS STREQUAL "all" )
60 set( LLVM_ENABLE_PROJECTS ${LLVM_ALL_PROJECTS})
63 # LLVM_ENABLE_PROJECTS_USED is `ON` if the user has ever used the
64 # `LLVM_ENABLE_PROJECTS` CMake cache variable. This exists for
67 # * As an indicator that the `LLVM_ENABLE_PROJECTS` list is now the single
68 # source of truth for which projects to build. This means we will ignore user
69 # supplied `LLVM_TOOL_<project>_BUILD` CMake cache variables and overwrite
72 # * The case where the user previously had `LLVM_ENABLE_PROJECTS` set to a
73 # non-empty list but now the user wishes to disable building all other projects
74 # by setting `LLVM_ENABLE_PROJECTS` to an empty string. In that case we still
75 # need to set the `LLVM_TOOL_${upper_proj}_BUILD` variables so that we disable
76 # building all the projects that were previously enabled.
77 set(LLVM_ENABLE_PROJECTS_USED OFF CACHE BOOL "")
78 mark_as_advanced(LLVM_ENABLE_PROJECTS_USED)
80 if (LLVM_ENABLE_PROJECTS_USED OR NOT LLVM_ENABLE_PROJECTS STREQUAL "")
81 set(LLVM_ENABLE_PROJECTS_USED ON CACHE BOOL "" FORCE)
82 foreach(proj ${LLVM_ALL_PROJECTS} ${LLVM_EXTERNAL_PROJECTS})
83 string(TOUPPER "${proj}" upper_proj)
84 string(REGEX REPLACE "-" "_" upper_proj ${upper_proj})
85 if ("${proj}" IN_LIST LLVM_ENABLE_PROJECTS)
86 message(STATUS "${proj} project is enabled")
87 set(SHOULD_ENABLE_PROJECT TRUE)
88 set(PROJ_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../${proj}")
89 if(NOT EXISTS "${PROJ_DIR}" OR NOT IS_DIRECTORY "${PROJ_DIR}")
90 message(FATAL_ERROR "LLVM_ENABLE_PROJECTS requests ${proj} but directory not found: ${PROJ_DIR}")
92 set(LLVM_EXTERNAL_${upper_proj}_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../${proj}" CACHE STRING "")
93 elseif ("${proj}" IN_LIST LLVM_EXTERNAL_PROJECTS)
94 message(STATUS "${proj} project is enabled")
95 set(SHOULD_ENABLE_PROJECT TRUE)
97 message(STATUS "${proj} project is disabled")
98 set(SHOULD_ENABLE_PROJECT FALSE)
100 # Force `LLVM_TOOL_${upper_proj}_BUILD` variables to have values that
101 # corresponds with `LLVM_ENABLE_PROJECTS`. This prevents the user setting
102 # `LLVM_TOOL_${upper_proj}_BUILD` variables externally. At some point
103 # we should deprecate allowing users to set these variables by turning them
104 # into normal CMake variables rather than cache variables.
105 set(LLVM_TOOL_${upper_proj}_BUILD
106 ${SHOULD_ENABLE_PROJECT}
108 BOOL "Whether to build ${upper_proj} as part of LLVM" FORCE
112 unset(SHOULD_ENABLE_PROJECT)
114 # Build llvm with ccache if the package is present
115 set(LLVM_CCACHE_BUILD OFF CACHE BOOL "Set to ON for a ccache enabled build")
116 if(LLVM_CCACHE_BUILD)
117 find_program(CCACHE_PROGRAM ccache)
119 set(LLVM_CCACHE_MAXSIZE "" CACHE STRING "Size of ccache")
120 set(LLVM_CCACHE_DIR "" CACHE STRING "Directory to keep ccached data")
121 set(LLVM_CCACHE_PARAMS "CCACHE_CPP2=yes CCACHE_HASHDIR=yes"
122 CACHE STRING "Parameters to pass through to ccache")
124 set(CCACHE_PROGRAM "${LLVM_CCACHE_PARAMS} ${CCACHE_PROGRAM}")
125 if (LLVM_CCACHE_MAXSIZE)
126 set(CCACHE_PROGRAM "CCACHE_MAXSIZE=${LLVM_CCACHE_MAXSIZE} ${CCACHE_PROGRAM}")
129 set(CCACHE_PROGRAM "CCACHE_DIR=${LLVM_CCACHE_DIR} ${CCACHE_PROGRAM}")
131 set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE ${CCACHE_PROGRAM})
133 message(FATAL_ERROR "Unable to find the program ccache. Set LLVM_CCACHE_BUILD to OFF")
137 option(LLVM_DEPENDENCY_DEBUGGING "Dependency debugging mode to verify correctly expressed library dependencies (Darwin only)" OFF)
139 # Some features of the LLVM build may be disallowed when dependency debugging is
140 # enabled. In particular you cannot use ccache because we want to force compile
141 # operations to always happen.
142 if(LLVM_DEPENDENCY_DEBUGGING)
143 if(NOT CMAKE_HOST_APPLE)
144 message(FATAL_ERROR "Dependency debugging is only currently supported on Darwin hosts.")
146 if(LLVM_CCACHE_BUILD)
147 message(FATAL_ERROR "Cannot enable dependency debugging while using ccache.")
151 option(LLVM_ENABLE_DAGISEL_COV "Debug: Prints tablegen patterns that were used for selecting" OFF)
152 option(LLVM_ENABLE_GISEL_COV "Enable collection of GlobalISel rule coverage" OFF)
153 if(LLVM_ENABLE_GISEL_COV)
154 set(LLVM_GISEL_COV_PREFIX "${CMAKE_BINARY_DIR}/gisel-coverage-" CACHE STRING "Provide a filename prefix to collect the GlobalISel rule coverage")
157 # Add path for custom modules
158 set(CMAKE_MODULE_PATH
160 "${CMAKE_CURRENT_SOURCE_DIR}/cmake"
161 "${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules"
164 # Generate a CompilationDatabase (compile_commands.json file) for our build,
165 # for use by clang_complete, YouCompleteMe, etc.
166 set(CMAKE_EXPORT_COMPILE_COMMANDS 1)
168 option(LLVM_INSTALL_BINUTILS_SYMLINKS
169 "Install symlinks from the binutils tool names to the corresponding LLVM tools." OFF)
171 option(LLVM_INSTALL_UTILS "Include utility binaries in the 'install' target." OFF)
173 option(LLVM_INSTALL_TOOLCHAIN_ONLY "Only include toolchain files in the 'install' target." OFF)
175 # Unfortunatly Clang is too eager to search directories for module maps, which can cause the
176 # installed version of the maps to be found when building LLVM from source. Therefore we turn off
177 # the installation by default. See llvm.org/PR31905.
178 option(LLVM_INSTALL_MODULEMAPS "Install the modulemap files in the 'install' target." OFF)
180 option(LLVM_USE_FOLDERS "Enable solution folders in Visual Studio. Disable for Express versions." ON)
181 if ( LLVM_USE_FOLDERS )
182 set_property(GLOBAL PROPERTY USE_FOLDERS ON)
185 include(VersionFromVCS)
187 option(LLVM_APPEND_VC_REV
188 "Embed the version control system revision in LLVM" ON)
190 set(PACKAGE_NAME LLVM)
191 set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
192 set(PACKAGE_BUGREPORT "https://bugs.llvm.org/")
194 set(BUG_REPORT_URL "${PACKAGE_BUGREPORT}" CACHE STRING
195 "Default URL where bug reports are to be submitted.")
198 set(CPACK_PACKAGE_INSTALL_DIRECTORY "LLVM")
199 set(CPACK_PACKAGE_VENDOR "LLVM")
200 set(CPACK_PACKAGE_VERSION_MAJOR ${LLVM_VERSION_MAJOR})
201 set(CPACK_PACKAGE_VERSION_MINOR ${LLVM_VERSION_MINOR})
202 set(CPACK_PACKAGE_VERSION_PATCH ${LLVM_VERSION_PATCH})
203 set(CPACK_PACKAGE_VERSION ${PACKAGE_VERSION})
204 set(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_SOURCE_DIR}/LICENSE.TXT")
205 set(CPACK_NSIS_COMPRESSOR "/SOLID lzma \r\n SetCompressorDictSize 32")
206 if(WIN32 AND NOT UNIX)
207 set(CPACK_PACKAGE_INSTALL_REGISTRY_KEY "LLVM")
208 set(CPACK_PACKAGE_ICON "${CMAKE_CURRENT_SOURCE_DIR}\\\\cmake\\\\nsis_logo.bmp")
209 set(CPACK_NSIS_MUI_ICON "${CMAKE_CURRENT_SOURCE_DIR}\\\\cmake\\\\nsis_icon.ico")
210 set(CPACK_NSIS_MUI_UNIICON "${CMAKE_CURRENT_SOURCE_DIR}\\\\cmake\\\\nsis_icon.ico")
211 set(CPACK_NSIS_MODIFY_PATH "ON")
212 set(CPACK_NSIS_ENABLE_UNINSTALL_BEFORE_INSTALL "ON")
214 set(CPACK_NSIS_INSTALL_ROOT "$PROGRAMFILES64")
219 # Sanity check our source directory to make sure that we are not trying to
220 # generate an in-source build (unless on MSVC_IDE, where it is ok), and to make
221 # sure that we don't have any stray generated files lying around in the tree
222 # (which would end up getting picked up by header search, instead of the correct
224 if( CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_CURRENT_BINARY_DIR AND NOT MSVC_IDE )
225 message(FATAL_ERROR "In-source builds are not allowed.
226 Please create a directory and run cmake from there, passing the path
227 to this source directory as the last argument.
228 This process created the file `CMakeCache.txt' and the directory `CMakeFiles'.
229 Please delete them.")
232 string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE)
234 if (CMAKE_BUILD_TYPE AND
235 NOT uppercase_CMAKE_BUILD_TYPE MATCHES "^(DEBUG|RELEASE|RELWITHDEBINFO|MINSIZEREL)$")
236 message(FATAL_ERROR "Invalid value for CMAKE_BUILD_TYPE: ${CMAKE_BUILD_TYPE}")
239 set(LLVM_LIBDIR_SUFFIX "" CACHE STRING "Define suffix of library directory name (32/64)" )
241 set(LLVM_TOOLS_INSTALL_DIR "bin" CACHE STRING "Path for binary subdirectory (defaults to 'bin')")
242 mark_as_advanced(LLVM_TOOLS_INSTALL_DIR)
244 set(LLVM_UTILS_INSTALL_DIR "${LLVM_TOOLS_INSTALL_DIR}" CACHE STRING
245 "Path to install LLVM utilities (enabled by LLVM_INSTALL_UTILS=ON) (defaults to LLVM_TOOLS_INSTALL_DIR)")
246 mark_as_advanced(LLVM_UTILS_INSTALL_DIR)
248 # They are used as destination of target generators.
249 set(LLVM_RUNTIME_OUTPUT_INTDIR ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/bin)
250 set(LLVM_LIBRARY_OUTPUT_INTDIR ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/lib${LLVM_LIBDIR_SUFFIX})
252 # DLL platform -- put DLLs into bin.
253 set(LLVM_SHLIB_OUTPUT_INTDIR ${LLVM_RUNTIME_OUTPUT_INTDIR})
255 set(LLVM_SHLIB_OUTPUT_INTDIR ${LLVM_LIBRARY_OUTPUT_INTDIR})
258 # Each of them corresponds to llvm-config's.
259 set(LLVM_TOOLS_BINARY_DIR ${LLVM_RUNTIME_OUTPUT_INTDIR}) # --bindir
260 set(LLVM_LIBRARY_DIR ${LLVM_LIBRARY_OUTPUT_INTDIR}) # --libdir
261 set(LLVM_MAIN_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR} ) # --src-root
262 set(LLVM_MAIN_INCLUDE_DIR ${LLVM_MAIN_SRC_DIR}/include ) # --includedir
263 set(LLVM_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR} ) # --prefix
265 # Note: LLVM_CMAKE_PATH does not include generated files
266 set(LLVM_CMAKE_PATH ${LLVM_MAIN_SRC_DIR}/cmake/modules)
267 set(LLVM_EXAMPLES_BINARY_DIR ${LLVM_BINARY_DIR}/examples)
268 set(LLVM_INCLUDE_DIR ${CMAKE_CURRENT_BINARY_DIR}/include)
270 # List of all targets to be built by default:
289 # List of targets with JIT support:
290 set(LLVM_TARGETS_WITH_JIT X86 PowerPC AArch64 ARM Mips SystemZ)
292 set(LLVM_TARGETS_TO_BUILD "all"
293 CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
295 set(LLVM_EXPERIMENTAL_TARGETS_TO_BUILD ""
296 CACHE STRING "Semicolon-separated list of experimental targets to build.")
298 option(BUILD_SHARED_LIBS
299 "Build all libraries as shared libraries instead of static" OFF)
301 option(LLVM_ENABLE_BACKTRACES "Enable embedding backtraces on crash." ON)
302 if(LLVM_ENABLE_BACKTRACES)
303 set(ENABLE_BACKTRACES 1)
306 option(LLVM_ENABLE_UNWIND_TABLES "Emit unwind tables for the libraries" ON)
308 option(LLVM_ENABLE_CRASH_OVERRIDES "Enable crash overrides." ON)
309 if(LLVM_ENABLE_CRASH_OVERRIDES)
310 set(ENABLE_CRASH_OVERRIDES 1)
313 option(LLVM_ENABLE_CRASH_DUMPS "Turn on memory dumps on crashes. Currently only implemented on Windows." OFF)
315 option(LLVM_ENABLE_FFI "Use libffi to call external functions from the interpreter" OFF)
316 set(FFI_LIBRARY_DIR "" CACHE PATH "Additional directory, where CMake should search for libffi.so")
317 set(FFI_INCLUDE_DIR "" CACHE PATH "Additional directory, where CMake should search for ffi.h or ffi/ffi.h")
319 set(LLVM_TARGET_ARCH "host"
320 CACHE STRING "Set target to use for LLVM JIT or use \"host\" for automatic detection.")
322 option(LLVM_ENABLE_TERMINFO "Use terminfo database if available." ON)
324 set(LLVM_ENABLE_LIBXML2 "ON" CACHE STRING "Use libxml2 if available. Can be ON, OFF, or FORCE_ON")
326 option(LLVM_ENABLE_LIBEDIT "Use libedit if available." ON)
328 option(LLVM_ENABLE_LIBPFM "Use libpfm for performance counters if available." ON)
330 option(LLVM_ENABLE_THREADS "Use threads if available." ON)
332 option(LLVM_ENABLE_ZLIB "Use zlib for compression/decompression if available." ON)
334 set(LLVM_Z3_INSTALL_DIR "" CACHE STRING "Install directory of the Z3 solver.")
336 find_package(Z3 4.7.1)
338 if (LLVM_Z3_INSTALL_DIR)
340 message(FATAL_ERROR "Z3 >= 4.7.1 has not been found in LLVM_Z3_INSTALL_DIR: ${LLVM_Z3_INSTALL_DIR}.")
344 set(LLVM_ENABLE_Z3_SOLVER_DEFAULT "${Z3_FOUND}")
346 option(LLVM_ENABLE_Z3_SOLVER
347 "Enable Support for the Z3 constraint solver in LLVM."
348 ${LLVM_ENABLE_Z3_SOLVER_DEFAULT}
351 if (LLVM_ENABLE_Z3_SOLVER)
353 message(FATAL_ERROR "LLVM_ENABLE_Z3_SOLVER cannot be enabled when Z3 is not available.")
359 if( LLVM_TARGETS_TO_BUILD STREQUAL "all" )
360 set( LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS} )
363 set(LLVM_TARGETS_TO_BUILD
364 ${LLVM_TARGETS_TO_BUILD}
365 ${LLVM_EXPERIMENTAL_TARGETS_TO_BUILD})
366 list(REMOVE_DUPLICATES LLVM_TARGETS_TO_BUILD)
368 option(LLVM_ENABLE_PIC "Build Position-Independent Code" ON)
369 option(LLVM_ENABLE_WARNINGS "Enable compiler warnings." ON)
370 option(LLVM_ENABLE_MODULES "Compile with C++ modules enabled." OFF)
371 if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
372 option(LLVM_ENABLE_MODULE_DEBUGGING "Compile with -gmodules." ON)
373 option(LLVM_ENABLE_LOCAL_SUBMODULE_VISIBILITY "Compile with -fmodules-local-submodule-visibility." OFF)
375 option(LLVM_ENABLE_MODULE_DEBUGGING "Compile with -gmodules." OFF)
376 option(LLVM_ENABLE_LOCAL_SUBMODULE_VISIBILITY "Compile with -fmodules-local-submodule-visibility." ON)
378 option(LLVM_ENABLE_LIBCXX "Use libc++ if available." OFF)
379 option(LLVM_ENABLE_LLD "Use lld as C and C++ linker." OFF)
380 option(LLVM_ENABLE_PEDANTIC "Compile with pedantic enabled." ON)
381 option(LLVM_ENABLE_WERROR "Fail and stop if a warning is triggered." OFF)
383 option(LLVM_ENABLE_DUMP "Enable dump functions even when assertions are disabled" OFF)
385 if( NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "DEBUG" )
386 option(LLVM_ENABLE_ASSERTIONS "Enable assertions" OFF)
388 option(LLVM_ENABLE_ASSERTIONS "Enable assertions" ON)
391 option(LLVM_ENABLE_EXPENSIVE_CHECKS "Enable expensive checks" OFF)
393 set(LLVM_ABI_BREAKING_CHECKS "WITH_ASSERTS" CACHE STRING
394 "Enable abi-breaking checks. Can be WITH_ASSERTS, FORCE_ON or FORCE_OFF.")
396 option(LLVM_FORCE_USE_OLD_TOOLCHAIN
397 "Set to ON to force using an old, unsupported host toolchain." OFF)
399 option(LLVM_TEMPORARILY_ALLOW_OLD_TOOLCHAIN
400 "Set to ON to only warn when using a toolchain which is about to be deprecated, instead of emitting an error." OFF)
402 option(LLVM_USE_INTEL_JITEVENTS
403 "Use Intel JIT API to inform Intel(R) VTune(TM) Amplifier XE 2011 about JIT code"
406 if( LLVM_USE_INTEL_JITEVENTS )
407 # Verify we are on a supported platform
408 if( NOT CMAKE_SYSTEM_NAME MATCHES "Windows" AND NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
410 "Intel JIT API support is available on Linux and Windows only.")
412 endif( LLVM_USE_INTEL_JITEVENTS )
414 option(LLVM_USE_OPROFILE
415 "Use opagent JIT interface to inform OProfile about JIT code" OFF)
417 option(LLVM_EXTERNALIZE_DEBUGINFO
418 "Generate dSYM files and strip executables and libraries (Darwin Only)" OFF)
420 set(LLVM_CODESIGNING_IDENTITY "" CACHE STRING
421 "Sign executables and dylibs with the given identity or skip if empty (Darwin Only)")
423 # If enabled, verify we are on a platform that supports oprofile.
424 if( LLVM_USE_OPROFILE )
425 if( NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
426 message(FATAL_ERROR "OProfile support is available on Linux only.")
427 endif( NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
428 endif( LLVM_USE_OPROFILE )
431 "Use perf JIT interface to inform perf about JIT code" OFF)
433 # If enabled, verify we are on a platform that supports perf.
435 if( NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
436 message(FATAL_ERROR "perf support is available on Linux only.")
437 endif( NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
438 endif( LLVM_USE_PERF )
440 set(LLVM_USE_SANITIZER "" CACHE STRING
441 "Define the sanitizer used to build binaries and tests.")
442 option(LLVM_OPTIMIZE_SANITIZED_BUILDS "Pass -O1 on debug sanitizer builds" ON)
443 set(LLVM_LIB_FUZZING_ENGINE "" CACHE PATH
444 "Path to fuzzing library for linking with fuzz targets")
446 option(LLVM_USE_SPLIT_DWARF
447 "Use -gsplit-dwarf when compiling llvm." OFF)
449 option(LLVM_POLLY_LINK_INTO_TOOLS "Statically link Polly into tools (if available)" ON)
450 option(LLVM_POLLY_BUILD "Build LLVM with Polly" ON)
452 if (EXISTS ${LLVM_MAIN_SRC_DIR}/tools/polly/CMakeLists.txt)
453 set(POLLY_IN_TREE TRUE)
454 elseif(LLVM_EXTERNAL_POLLY_SOURCE_DIR)
455 set(POLLY_IN_TREE TRUE)
457 set(POLLY_IN_TREE FALSE)
460 if (LLVM_POLLY_BUILD AND POLLY_IN_TREE)
466 if (LLVM_POLLY_LINK_INTO_TOOLS AND WITH_POLLY)
467 set(LINK_POLLY_INTO_TOOLS ON)
469 set(LINK_POLLY_INTO_TOOLS OFF)
472 # Define an option controlling whether we should build for 32-bit on 64-bit
473 # platforms, where supported.
474 if( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32 )
475 # TODO: support other platforms and toolchains.
476 option(LLVM_BUILD_32_BITS "Build 32 bits executables and libraries." OFF)
479 # Define the default arguments to use with 'lit', and an option for the user to
481 set(LIT_ARGS_DEFAULT "-sv")
482 if (MSVC_IDE OR XCODE)
483 set(LIT_ARGS_DEFAULT "${LIT_ARGS_DEFAULT} --no-progress-bar")
485 set(LLVM_LIT_ARGS "${LIT_ARGS_DEFAULT}" CACHE STRING "Default options for lit")
487 # On Win32 hosts, provide an option to specify the path to the GnuWin32 tools.
488 if( WIN32 AND NOT CYGWIN )
489 set(LLVM_LIT_TOOLS_DIR "" CACHE PATH "Path to GnuWin32 tools")
492 # Define options to control the inclusion and default build behavior for
493 # components which may not strictly be necessary (tools, examples, and tests).
495 # This is primarily to support building smaller or faster project files.
496 option(LLVM_INCLUDE_TOOLS "Generate build targets for the LLVM tools." ON)
497 option(LLVM_BUILD_TOOLS
498 "Build the LLVM tools. If OFF, just generate build targets." ON)
500 option(LLVM_INCLUDE_UTILS "Generate build targets for the LLVM utils." ON)
501 option(LLVM_BUILD_UTILS
502 "Build LLVM utility binaries. If OFF, just generate build targets." ON)
504 option(LLVM_INCLUDE_RUNTIMES "Generate build targets for the LLVM runtimes." ON)
505 option(LLVM_BUILD_RUNTIMES
506 "Build the LLVM runtimes. If OFF, just generate build targets." ON)
508 option(LLVM_BUILD_RUNTIME
509 "Build the LLVM runtime libraries." ON)
510 option(LLVM_BUILD_EXAMPLES
511 "Build the LLVM example programs. If OFF, just generate build targets." OFF)
512 option(LLVM_INCLUDE_EXAMPLES "Generate build targets for the LLVM examples" ON)
514 option(LLVM_BUILD_TESTS
515 "Build LLVM unit tests. If OFF, just generate build targets." OFF)
516 option(LLVM_INCLUDE_TESTS "Generate build targets for the LLVM unit tests." ON)
517 option(LLVM_INCLUDE_GO_TESTS "Include the Go bindings tests in test build targets." ON)
519 option(LLVM_BUILD_BENCHMARKS "Add LLVM benchmark targets to the list of default
520 targets. If OFF, benchmarks still could be built using Benchmarks target." OFF)
521 option(LLVM_INCLUDE_BENCHMARKS "Generate benchmark targets. If OFF, benchmarks can't be built." ON)
523 option (LLVM_BUILD_DOCS "Build the llvm documentation." OFF)
524 option (LLVM_INCLUDE_DOCS "Generate build targets for llvm documentation." ON)
525 option (LLVM_ENABLE_DOXYGEN "Use doxygen to generate llvm API documentation." OFF)
526 option (LLVM_ENABLE_SPHINX "Use Sphinx to generate llvm documentation." OFF)
527 option (LLVM_ENABLE_OCAMLDOC "Build OCaml bindings documentation." ON)
528 option (LLVM_ENABLE_BINDINGS "Build bindings." ON)
530 set(LLVM_INSTALL_DOXYGEN_HTML_DIR "share/doc/llvm/doxygen-html"
531 CACHE STRING "Doxygen-generated HTML documentation install directory")
532 set(LLVM_INSTALL_OCAMLDOC_HTML_DIR "share/doc/llvm/ocaml-html"
533 CACHE STRING "OCamldoc-generated HTML documentation install directory")
535 option (LLVM_BUILD_EXTERNAL_COMPILER_RT
536 "Build compiler-rt as an external project." OFF)
538 option (LLVM_VERSION_PRINTER_SHOW_HOST_TARGET_INFO
539 "Show target and host info when tools are invoked with --version." ON)
541 # You can configure which libraries from LLVM you want to include in the
542 # shared library by setting LLVM_DYLIB_COMPONENTS to a semi-colon delimited
543 # list of LLVM components. All component names handled by llvm-config are valid.
544 if(NOT DEFINED LLVM_DYLIB_COMPONENTS)
545 set(LLVM_DYLIB_COMPONENTS "all" CACHE STRING
546 "Semicolon-separated list of components to include in libLLVM, or \"all\".")
548 option(LLVM_LINK_LLVM_DYLIB "Link tools against the libllvm dynamic library" OFF)
550 option(LLVM_BUILD_LLVM_C_DYLIB "Build LLVM-C.dll (Windows only)" ON)
552 option(LLVM_BUILD_LLVM_C_DYLIB "Build libllvm-c re-export library (Darwin only)" OFF)
554 set(LLVM_BUILD_LLVM_DYLIB_default OFF)
555 if(LLVM_LINK_LLVM_DYLIB OR (LLVM_BUILD_LLVM_C_DYLIB AND NOT MSVC))
556 set(LLVM_BUILD_LLVM_DYLIB_default ON)
558 option(LLVM_BUILD_LLVM_DYLIB "Build libllvm dynamic library" ${LLVM_BUILD_LLVM_DYLIB_default})
560 option(LLVM_OPTIMIZED_TABLEGEN "Force TableGen to be built with optimization" OFF)
561 if(CMAKE_CROSSCOMPILING OR (LLVM_OPTIMIZED_TABLEGEN AND (LLVM_ENABLE_ASSERTIONS OR CMAKE_CONFIGURATION_TYPES)))
562 set(LLVM_USE_HOST_TOOLS ON)
565 if (MSVC_IDE AND NOT (MSVC_VERSION LESS 1900))
566 option(LLVM_ADD_NATIVE_VISUALIZERS_TO_SOLUTION "Configure project to use Visual Studio native visualizers" TRUE)
568 set(LLVM_ADD_NATIVE_VISUALIZERS_TO_SOLUTION FALSE CACHE INTERNAL "For Visual Studio 2013, manually copy natvis files to Documents\\Visual Studio 2013\\Visualizers" FORCE)
571 if (LLVM_BUILD_INSTRUMENTED OR LLVM_BUILD_INSTRUMENTED_COVERAGE OR
573 if(NOT LLVM_PROFILE_MERGE_POOL_SIZE)
574 # A pool size of 1-2 is probably sufficient on a SSD. 3-4 should be fine
575 # for spining disks. Anything higher may only help on slower mediums.
576 set(LLVM_PROFILE_MERGE_POOL_SIZE "4")
578 if(NOT LLVM_PROFILE_FILE_PATTERN)
579 if(NOT LLVM_PROFILE_DATA_DIR)
580 file(TO_NATIVE_PATH "${LLVM_BINARY_DIR}/profiles" LLVM_PROFILE_DATA_DIR)
582 file(TO_NATIVE_PATH "${LLVM_PROFILE_DATA_DIR}/%${LLVM_PROFILE_MERGE_POOL_SIZE}m.profraw" LLVM_PROFILE_FILE_PATTERN)
584 if(NOT LLVM_CSPROFILE_FILE_PATTERN)
585 if(NOT LLVM_CSPROFILE_DATA_DIR)
586 file(TO_NATIVE_PATH "${LLVM_BINARY_DIR}/csprofiles" LLVM_CSPROFILE_DATA_DIR)
588 file(TO_NATIVE_PATH "${LLVM_CSPROFILE_DATA_DIR}/%${LLVM_PROFILE_MERGE_POOL_SIZE}m.profraw" LLVM_CSPROFILE_FILE_PATTERN)
592 if (LLVM_BUILD_STATIC)
593 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static")
596 # Use libtool instead of ar if you are both on an Apple host, and targeting Apple.
597 if(CMAKE_HOST_APPLE AND APPLE)
601 # Override the default target with an environment variable named by LLVM_TARGET_TRIPLE_ENV.
602 set(LLVM_TARGET_TRIPLE_ENV CACHE STRING "The name of environment variable to override default target. Disabled by blank.")
603 mark_as_advanced(LLVM_TARGET_TRIPLE_ENV)
605 set(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR OFF CACHE BOOL
606 "Enable per-target runtimes directory")
608 # All options referred to from HandleLLVMOptions have to be specified
609 # BEFORE this include, otherwise options will not be correctly set on
613 string(REPLACE "Native" ${LLVM_NATIVE_ARCH}
614 LLVM_TARGETS_TO_BUILD "${LLVM_TARGETS_TO_BUILD}")
615 list(REMOVE_DUPLICATES LLVM_TARGETS_TO_BUILD)
617 # By default, we target the host, but this can be overridden at CMake
619 set(LLVM_DEFAULT_TARGET_TRIPLE "${LLVM_HOST_TRIPLE}" CACHE STRING
620 "Default target for which LLVM will generate code." )
621 set(TARGET_TRIPLE "${LLVM_DEFAULT_TARGET_TRIPLE}")
622 message(STATUS "LLVM host triple: ${LLVM_HOST_TRIPLE}")
623 message(STATUS "LLVM default target triple: ${LLVM_DEFAULT_TARGET_TRIPLE}")
626 if(BUILD_SHARED_LIBS OR LLVM_BUILD_LLVM_DYLIB)
627 set(LLVM_ENABLE_PLUGINS_default ON)
629 set(LLVM_ENABLE_PLUGINS_default OFF)
632 set(LLVM_ENABLE_PLUGINS_default ${LLVM_ENABLE_PIC})
634 option(LLVM_ENABLE_PLUGINS "Enable plugin support" ${LLVM_ENABLE_PLUGINS_default})
636 include(HandleLLVMOptions)
638 # Verify that we can find a Python 2 interpreter. Python 3 is unsupported.
639 # FIXME: We should support systems with only Python 3, but that requires work
641 set(Python_ADDITIONAL_VERSIONS 2.7)
642 include(FindPythonInterp)
643 if( NOT PYTHONINTERP_FOUND )
645 "Unable to find Python interpreter, required for builds and testing.
647 Please install Python or specify the PYTHON_EXECUTABLE CMake variable.")
650 if( ${PYTHON_VERSION_STRING} VERSION_LESS 2.7 )
651 message(FATAL_ERROR "Python 2.7 or newer is required")
655 # LLVMBuild Integration
657 # We use llvm-build to generate all the data required by the CMake based
658 # build system in one swoop:
660 # - We generate a file (a CMake fragment) in the object root which contains
661 # all the definitions that are required by CMake.
663 # - We generate the library table used by llvm-config.
665 # - We generate the dependencies for the CMake fragment, so that we will
666 # automatically reconfigure ourselves.
668 set(LLVMBUILDTOOL "${LLVM_MAIN_SRC_DIR}/utils/llvm-build/llvm-build")
669 set(LLVMCONFIGLIBRARYDEPENDENCIESINC
670 "${LLVM_BINARY_DIR}/tools/llvm-config/LibraryDependencies.inc")
671 set(LLVMBUILDCMAKEFRAG
672 "${LLVM_BINARY_DIR}/LLVMBuild.cmake")
674 # Create the list of optional components that are enabled
675 if (LLVM_USE_INTEL_JITEVENTS)
676 set(LLVMOPTIONALCOMPONENTS IntelJITEvents)
677 endif (LLVM_USE_INTEL_JITEVENTS)
678 if (LLVM_USE_OPROFILE)
679 set(LLVMOPTIONALCOMPONENTS ${LLVMOPTIONALCOMPONENTS} OProfileJIT)
680 endif (LLVM_USE_OPROFILE)
682 set(LLVMOPTIONALCOMPONENTS ${LLVMOPTIONALCOMPONENTS} PerfJITEvents)
683 endif (LLVM_USE_PERF)
685 message(STATUS "Constructing LLVMBuild project information")
687 COMMAND ${PYTHON_EXECUTABLE} -B ${LLVMBUILDTOOL}
688 --native-target "${LLVM_NATIVE_ARCH}"
689 --enable-targets "${LLVM_TARGETS_TO_BUILD}"
690 --enable-optional-components "${LLVMOPTIONALCOMPONENTS}"
691 --write-library-table ${LLVMCONFIGLIBRARYDEPENDENCIESINC}
692 --write-cmake-fragment ${LLVMBUILDCMAKEFRAG}
693 OUTPUT_VARIABLE LLVMBUILDOUTPUT
694 ERROR_VARIABLE LLVMBUILDERRORS
695 OUTPUT_STRIP_TRAILING_WHITESPACE
696 ERROR_STRIP_TRAILING_WHITESPACE
697 RESULT_VARIABLE LLVMBUILDRESULT)
699 # On Win32, CMake doesn't properly handle piping the default output/error
700 # streams into the GUI console. So, we explicitly catch and report them.
701 if( NOT "${LLVMBUILDOUTPUT}" STREQUAL "")
702 message(STATUS "llvm-build output: ${LLVMBUILDOUTPUT}")
704 if( NOT "${LLVMBUILDRESULT}" STREQUAL "0" )
706 "Unexpected failure executing llvm-build: ${LLVMBUILDERRORS}")
709 # Include the generated CMake fragment. This will define properties from the
710 # LLVMBuild files in a format which is easy to consume from CMake, and will add
711 # the dependencies so that CMake will reconfigure properly when the LLVMBuild
713 include(${LLVMBUILDCMAKEFRAG})
717 # Configure all of the various header file fragments LLVM uses which depend on
718 # configuration variables.
719 set(LLVM_ENUM_TARGETS "")
720 set(LLVM_ENUM_ASM_PRINTERS "")
721 set(LLVM_ENUM_ASM_PARSERS "")
722 set(LLVM_ENUM_DISASSEMBLERS "")
723 foreach(t ${LLVM_TARGETS_TO_BUILD})
724 set( td ${LLVM_MAIN_SRC_DIR}/lib/Target/${t} )
726 list(FIND LLVM_ALL_TARGETS ${t} idx)
727 list(FIND LLVM_EXPERIMENTAL_TARGETS_TO_BUILD ${t} idy)
728 # At this point, LLVMBUILDTOOL already checked all the targets passed in
729 # LLVM_TARGETS_TO_BUILD and LLVM_EXPERIMENTAL_TARGETS_TO_BUILD, so
730 # this test just makes sure that any experimental targets were passed via
731 # LLVM_EXPERIMENTAL_TARGETS_TO_BUILD, not LLVM_TARGETS_TO_BUILD.
732 if( idx LESS 0 AND idy LESS 0 )
733 message(FATAL_ERROR "The target `${t}' is experimental and must be passed "
734 "via LLVM_EXPERIMENTAL_TARGETS_TO_BUILD.")
736 set(LLVM_ENUM_TARGETS "${LLVM_ENUM_TARGETS}LLVM_TARGET(${t})\n")
739 file(GLOB asmp_file "${td}/*AsmPrinter.cpp")
741 set(LLVM_ENUM_ASM_PRINTERS
742 "${LLVM_ENUM_ASM_PRINTERS}LLVM_ASM_PRINTER(${t})\n")
744 if( EXISTS ${td}/AsmParser/CMakeLists.txt )
745 set(LLVM_ENUM_ASM_PARSERS
746 "${LLVM_ENUM_ASM_PARSERS}LLVM_ASM_PARSER(${t})\n")
748 if( EXISTS ${td}/Disassembler/CMakeLists.txt )
749 set(LLVM_ENUM_DISASSEMBLERS
750 "${LLVM_ENUM_DISASSEMBLERS}LLVM_DISASSEMBLER(${t})\n")
754 # Produce the target definition files, which provide a way for clients to easily
755 # include various classes of targets.
757 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmPrinters.def.in
758 ${LLVM_INCLUDE_DIR}/llvm/Config/AsmPrinters.def
761 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmParsers.def.in
762 ${LLVM_INCLUDE_DIR}/llvm/Config/AsmParsers.def
765 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Disassemblers.def.in
766 ${LLVM_INCLUDE_DIR}/llvm/Config/Disassemblers.def
769 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Targets.def.in
770 ${LLVM_INCLUDE_DIR}/llvm/Config/Targets.def
773 # Configure the three LLVM configuration header files.
775 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/config.h.cmake
776 ${LLVM_INCLUDE_DIR}/llvm/Config/config.h)
778 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/llvm-config.h.cmake
779 ${LLVM_INCLUDE_DIR}/llvm/Config/llvm-config.h)
781 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/abi-breaking.h.cmake
782 ${LLVM_INCLUDE_DIR}/llvm/Config/abi-breaking.h)
784 # Add target for generating source rpm package.
785 set(LLVM_SRPM_USER_BINARY_SPECFILE ${CMAKE_CURRENT_SOURCE_DIR}/llvm.spec.in
786 CACHE FILEPATH ".spec file to use for srpm generation")
787 set(LLVM_SRPM_BINARY_SPECFILE ${CMAKE_CURRENT_BINARY_DIR}/llvm.spec)
788 set(LLVM_SRPM_DIR "${CMAKE_CURRENT_BINARY_DIR}/srpm")
790 get_source_info(${CMAKE_CURRENT_SOURCE_DIR} revision repository)
791 string(LENGTH "${revision}" revision_length)
792 if(revision MATCHES "^[0-9]+$" AND revision_length LESS 40)
793 set(LLVM_RPM_SPEC_REVISION "r${revision}")
795 set(LLVM_RPM_SPEC_REVISION "${revision}")
799 ${LLVM_SRPM_USER_BINARY_SPECFILE}
800 ${LLVM_SRPM_BINARY_SPECFILE} @ONLY)
802 add_custom_target(srpm
803 COMMAND cpack -G TGZ --config CPackSourceConfig.cmake -B ${LLVM_SRPM_DIR}/SOURCES
804 COMMAND rpmbuild -bs --define '_topdir ${LLVM_SRPM_DIR}' ${LLVM_SRPM_BINARY_SPECFILE})
805 set_target_properties(srpm PROPERTIES FOLDER "Misc")
808 # They are not referenced. See set_output_directory().
809 set( CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/bin )
810 set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib${LLVM_LIBDIR_SUFFIX} )
811 set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib${LLVM_LIBDIR_SUFFIX} )
813 if(APPLE AND DARWIN_LTO_LIBRARY)
814 set(CMAKE_EXE_LINKER_FLAGS
815 "${CMAKE_EXE_LINKER_FLAGS} -Wl,-lto_library -Wl,${DARWIN_LTO_LIBRARY}")
816 set(CMAKE_SHARED_LINKER_FLAGS
817 "${CMAKE_SHARED_LINKER_FLAGS} -Wl,-lto_library -Wl,${DARWIN_LTO_LIBRARY}")
818 set(CMAKE_MODULE_LINKER_FLAGS
819 "${CMAKE_MODULE_LINKER_FLAGS} -Wl,-lto_library -Wl,${DARWIN_LTO_LIBRARY}")
822 # Build with _XOPEN_SOURCE on AIX, as stray macros in _ALL_SOURCE mode tend to
823 # break things. In this case we need to enable the large-file API as well.
824 if (UNIX AND ${CMAKE_SYSTEM_NAME} MATCHES "AIX")
825 add_definitions("-D_XOPEN_SOURCE=700")
826 add_definitions("-D_LARGE_FILE_API")
829 # Work around a broken bfd ld behavior. When linking a binary with a
830 # foo.so library, it will try to find any library that foo.so uses and
831 # check its symbols. This is wasteful (the check was done when foo.so
832 # was created) and can fail since it is not the dynamic linker and
833 # doesn't know how to handle search paths correctly.
834 if (UNIX AND NOT APPLE AND NOT ${CMAKE_SYSTEM_NAME} MATCHES "SunOS|AIX")
835 set(CMAKE_EXE_LINKER_FLAGS
836 "${CMAKE_EXE_LINKER_FLAGS} -Wl,-allow-shlib-undefined")
839 set(CMAKE_INCLUDE_CURRENT_DIR ON)
841 include_directories( ${LLVM_INCLUDE_DIR} ${LLVM_MAIN_INCLUDE_DIR})
843 # when crosscompiling import the executable targets from a file
844 if(LLVM_USE_HOST_TOOLS)
845 include(CrossCompile)
846 endif(LLVM_USE_HOST_TOOLS)
847 if(LLVM_TARGET_IS_CROSSCOMPILE_HOST)
848 # Dummy use to avoid CMake Warning: Manually-specified variables were not used
849 # (this is a variable that CrossCompile sets on recursive invocations)
852 if(${CMAKE_SYSTEM_NAME} MATCHES "(FreeBSD|DragonFly)")
853 # On FreeBSD, /usr/local/* is not used by default. In order to build LLVM
854 # with libxml2, iconv.h, etc., we must add /usr/local paths.
855 include_directories(SYSTEM "/usr/local/include")
856 link_directories("/usr/local/lib")
857 endif(${CMAKE_SYSTEM_NAME} MATCHES "(FreeBSD|DragonFly)")
859 if( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )
860 # special hack for Solaris to handle crazy system sys/regset.h
861 include_directories("${LLVM_MAIN_INCLUDE_DIR}/llvm/Support/Solaris")
862 endif( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )
864 # Make sure we don't get -rdynamic in every binary. For those that need it,
865 # use export_executable_symbols(target).
866 set(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "")
868 set(LLVM_PROFDATA_FILE "" CACHE FILEPATH
869 "Profiling data file to use when compiling in order to improve runtime performance.")
871 if(LLVM_PROFDATA_FILE AND EXISTS ${LLVM_PROFDATA_FILE})
872 if ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang" )
873 add_definitions("-fprofile-instr-use=${LLVM_PROFDATA_FILE}")
875 message(FATAL_ERROR "LLVM_PROFDATA_FILE can only be specified when compiling with clang")
882 if( MINGW AND NOT "${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang" )
883 # People report that -O3 is unreliable on MinGW. The traditional
884 # build also uses -O2 for that reason:
885 llvm_replace_compiler_option(CMAKE_CXX_FLAGS_RELEASE "-O3" "-O2")
888 # Put this before tblgen. Else we have a circular dependence.
889 add_subdirectory(lib/Demangle)
890 add_subdirectory(lib/Support)
891 add_subdirectory(lib/TableGen)
893 add_subdirectory(utils/TableGen)
895 add_subdirectory(include/llvm)
897 add_subdirectory(lib)
899 if( LLVM_INCLUDE_UTILS )
900 add_subdirectory(utils/FileCheck)
901 add_subdirectory(utils/PerfectShuffle)
902 add_subdirectory(utils/count)
903 add_subdirectory(utils/not)
904 add_subdirectory(utils/yaml-bench)
906 if ( LLVM_INCLUDE_TESTS )
907 message(FATAL_ERROR "Including tests when not building utils will not work.
908 Either set LLVM_INCLUDE_UTILS to On, or set LLVM_INCLUDE_TESTS to Off.")
912 # Use LLVM_ADD_NATIVE_VISUALIZERS_TO_SOLUTION instead of LLVM_INCLUDE_UTILS because it is not really a util
913 if (LLVM_ADD_NATIVE_VISUALIZERS_TO_SOLUTION)
914 add_subdirectory(utils/LLVMVisualizers)
917 foreach( binding ${LLVM_BINDINGS_LIST} )
918 if( EXISTS "${LLVM_MAIN_SRC_DIR}/bindings/${binding}/CMakeLists.txt" )
919 add_subdirectory(bindings/${binding})
923 add_subdirectory(projects)
925 if( LLVM_INCLUDE_TOOLS )
926 add_subdirectory(tools)
929 if( LLVM_INCLUDE_RUNTIMES )
930 add_subdirectory(runtimes)
933 if( LLVM_INCLUDE_EXAMPLES )
934 add_subdirectory(examples)
937 if( LLVM_INCLUDE_TESTS )
938 if(EXISTS ${LLVM_MAIN_SRC_DIR}/projects/test-suite AND TARGET clang)
939 include(LLVMExternalProjectUtils)
940 llvm_ExternalProject_Add(test-suite ${LLVM_MAIN_SRC_DIR}/projects/test-suite
946 add_subdirectory(utils/lit)
947 add_subdirectory(test)
948 add_subdirectory(unittests)
949 if( LLVM_INCLUDE_UTILS )
950 add_subdirectory(utils/unittest)
954 # This utility is used to prevent crashing tests from calling Dr. Watson on
956 add_subdirectory(utils/KillTheDoctor)
959 # Add a global check rule now that all subdirectories have been traversed
960 # and we know the total set of lit testsuites.
961 get_property(LLVM_LIT_TESTSUITES GLOBAL PROPERTY LLVM_LIT_TESTSUITES)
962 get_property(LLVM_LIT_PARAMS GLOBAL PROPERTY LLVM_LIT_PARAMS)
963 get_property(LLVM_LIT_DEPENDS GLOBAL PROPERTY LLVM_LIT_DEPENDS)
964 get_property(LLVM_LIT_EXTRA_ARGS GLOBAL PROPERTY LLVM_LIT_EXTRA_ARGS)
965 get_property(LLVM_ADDITIONAL_TEST_TARGETS
966 GLOBAL PROPERTY LLVM_ADDITIONAL_TEST_TARGETS)
967 get_property(LLVM_ADDITIONAL_TEST_DEPENDS
968 GLOBAL PROPERTY LLVM_ADDITIONAL_TEST_DEPENDS)
969 add_lit_target(check-all
970 "Running all regression tests"
971 ${LLVM_LIT_TESTSUITES}
972 PARAMS ${LLVM_LIT_PARAMS}
973 DEPENDS ${LLVM_LIT_DEPENDS} ${LLVM_ADDITIONAL_TEST_TARGETS}
974 ARGS ${LLVM_LIT_EXTRA_ARGS}
976 if(TARGET check-runtimes)
977 add_dependencies(check-all check-runtimes)
979 add_custom_target(test-depends
980 DEPENDS ${LLVM_LIT_DEPENDS} ${LLVM_ADDITIONAL_TEST_DEPENDS})
981 set_target_properties(test-depends PROPERTIES FOLDER "Tests")
984 if (LLVM_INCLUDE_DOCS)
985 add_subdirectory(docs)
988 add_subdirectory(cmake/modules)
990 # Do this last so that all lit targets have already been created.
991 if (LLVM_INCLUDE_UTILS)
992 add_subdirectory(utils/llvm-lit)
995 if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
996 install(DIRECTORY include/llvm include/llvm-c
998 COMPONENT llvm-headers
1004 PATTERN "LICENSE.TXT"
1005 PATTERN ".svn" EXCLUDE
1008 install(DIRECTORY ${LLVM_INCLUDE_DIR}/llvm ${LLVM_INCLUDE_DIR}/llvm-c
1010 COMPONENT llvm-headers
1016 # Exclude include/llvm/CMakeFiles/intrinsics_gen.dir, matched by "*.def"
1017 PATTERN "CMakeFiles" EXCLUDE
1018 PATTERN "config.h" EXCLUDE
1019 PATTERN ".svn" EXCLUDE
1022 if (LLVM_INSTALL_MODULEMAPS)
1023 install(DIRECTORY include/llvm include/llvm-c
1025 COMPONENT llvm-headers
1027 PATTERN "module.modulemap"
1029 install(FILES include/llvm/module.install.modulemap
1030 DESTINATION include/llvm
1031 COMPONENT llvm-headers
1032 RENAME "module.extern.modulemap"
1034 endif(LLVM_INSTALL_MODULEMAPS)
1036 # Installing the headers needs to depend on generating any public
1037 # tablegen'd headers.
1038 add_custom_target(llvm-headers DEPENDS intrinsics_gen)
1039 set_target_properties(llvm-headers PROPERTIES FOLDER "Misc")
1041 if (NOT LLVM_ENABLE_IDE)
1042 add_llvm_install_targets(install-llvm-headers
1043 DEPENDS llvm-headers
1044 COMPONENT llvm-headers)
1047 # Custom target to install all libraries.
1048 add_custom_target(llvm-libraries)
1049 set_target_properties(llvm-libraries PROPERTIES FOLDER "Misc")
1051 if (NOT LLVM_ENABLE_IDE)
1052 add_llvm_install_targets(install-llvm-libraries
1053 DEPENDS llvm-libraries
1054 COMPONENT llvm-libraries)
1057 get_property(LLVM_LIBS GLOBAL PROPERTY LLVM_LIBS)
1059 list(REMOVE_DUPLICATES LLVM_LIBS)
1060 foreach(lib ${LLVM_LIBS})
1061 add_dependencies(llvm-libraries ${lib})
1062 if (NOT LLVM_ENABLE_IDE)
1063 add_dependencies(install-llvm-libraries install-${lib})
1069 # This must be at the end of the LLVM root CMakeLists file because it must run
1070 # after all targets are created.
1071 include(LLVMDistributionSupport)
1072 llvm_distribution_add_targets()
1074 # This allows us to deploy the Universal CRT DLLs by passing -DCMAKE_INSTALL_UCRT_LIBRARIES=ON to CMake
1075 if (MSVC AND CMAKE_HOST_SYSTEM_NAME STREQUAL "Windows" AND CMAKE_INSTALL_UCRT_LIBRARIES)
1076 include(InstallRequiredSystemLibraries)
1079 if (LLVM_INCLUDE_BENCHMARKS)
1080 # Override benchmark defaults so that when the library itself is updated these
1081 # modifications are not lost.
1082 set(BENCHMARK_ENABLE_TESTING OFF CACHE BOOL "Disable benchmark testing" FORCE)
1083 set(BENCHMARK_ENABLE_EXCEPTIONS OFF CACHE BOOL "Disable benchmark exceptions" FORCE)
1084 set(BENCHMARK_ENABLE_INSTALL OFF CACHE BOOL "Don't install benchmark" FORCE)
1085 set(BENCHMARK_DOWNLOAD_DEPENDENCIES OFF CACHE BOOL "Don't download dependencies" FORCE)
1086 set(BENCHMARK_ENABLE_GTEST_TESTS OFF CACHE BOOL "Disable Google Test in benchmark" FORCE)
1087 # Since LLVM requires C++11 it is safe to assume that std::regex is available.
1088 set(HAVE_STD_REGEX ON CACHE BOOL "OK" FORCE)
1090 add_subdirectory(utils/benchmark)
1091 add_subdirectory(benchmarks)