CMakeLists.txt

   1 # See docs/CMake.html for instructions about how to build LLVM with CMake.
   2
   3 project(LLVM)
   4 cmake_minimum_required(VERSION 2.8)
   5
   6 # Add path for custom modules
   7 set(CMAKE_MODULE_PATH
   8   ${CMAKE_MODULE_PATH}
   9   "${CMAKE_CURRENT_SOURCE_DIR}/cmake"
  10   "${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules"
  11   )
  12
  13 set(PACKAGE_VERSION "2.9")
  14
  15 include(VersionFromVCS)
  16
  17 option(LLVM_APPEND_VC_REV
  18   "Append the version control system revision id to LLVM version" OFF)
  19
  20 if( LLVM_APPEND_VC_REV )
  21   add_version_info_from_vcs(PACKAGE_VERSION)
  22 endif()
  23
  24 set(PACKAGE_NAME llvm)
  25 set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
  26 set(PACKAGE_BUGREPORT "llvmbugs@cs.uiuc.edu")
  27
  28 if( CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR AND NOT MSVC_IDE )
  29   message(FATAL_ERROR "In-source builds are not allowed.
  30 CMake would overwrite the makefiles distributed with LLVM.
  31 Please create a directory and run cmake from there, passing the path
  32 to this source directory as the last argument.
  33 This process created the file `CMakeCache.txt' and the directory `CMakeFiles'.
  34 Please delete them.")
  35 endif()
  36
  37 string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE)
  38
  39 set(LLVM_MAIN_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR})
  40 set(LLVM_MAIN_INCLUDE_DIR ${LLVM_MAIN_SRC_DIR}/include)
  41 set(LLVM_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})
  42 set(LLVM_TOOLS_BINARY_DIR ${LLVM_BINARY_DIR}/bin)
  43 set(LLVM_EXAMPLES_BINARY_DIR ${LLVM_BINARY_DIR}/examples)
  44 set(LLVM_LIBDIR_SUFFIX "" CACHE STRING "Define suffix of library directory name (32/64)" )
  45
  46 if( NOT CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR )
  47   file(GLOB_RECURSE
  48     tablegenned_files_on_include_dir
  49     "${LLVM_MAIN_SRC_DIR}/include/llvm/*.gen")
  50   file(GLOB_RECURSE
  51     tablegenned_files_on_lib_dir
  52     "${LLVM_MAIN_SRC_DIR}/lib/Target/*.inc")
  53   if( tablegenned_files_on_include_dir OR tablegenned_files_on_lib_dir)
  54     message(FATAL_ERROR "Apparently there is a previous in-source build,
  55 probably as the result of running `configure' and `make' on
  56 ${LLVM_MAIN_SRC_DIR}.
  57 This may cause problems. The suspicious files are:
  58 ${tablegenned_files_on_lib_dir}
  59 ${tablegenned_files_on_include_dir}
  60 Please clean the source directory.")
  61   endif()
  62 endif()
  63
  64 set(LLVM_ALL_TARGETS
  65   Alpha
  66   ARM
  67   Blackfin
  68   CBackend
  69   CellSPU
  70   CppBackend
  71   Mips
  72   MBlaze
  73   MSP430
  74   PowerPC
  75   PTX
  76   Sparc
  77   SystemZ
  78   X86
  79   XCore
  80   )
  81
  82 if( MSVC )
  83   set(LLVM_TARGETS_TO_BUILD X86
  84     CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
  85 else( MSVC )
  86   set(LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS}
  87     CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
  88 endif( MSVC )
  89
  90 option(LLVM_ENABLE_CBE_PRINTF_A "Set to ON if CBE is enabled for printf %a output" ON)
  91 if(LLVM_ENABLE_CBE_PRINTF_A)
  92   set(ENABLE_CBE_PRINTF_A 1)
  93 endif()
  94
  95 option(LLVM_ENABLE_TIMESTAMPS "Enable embedding timestamp information in build" ON)
  96 if(LLVM_ENABLE_TIMESTAMPS)
  97   set(ENABLE_TIMESTAMPS 1)
  98 endif()
  99
 100 option(LLVM_ENABLE_FFI "Use libffi to call external functions from the interpreter" OFF)
 101 set(FFI_LIBRARY_DIR "" CACHE PATH "Additional directory, where CMake should search for libffi.so")
 102 set(FFI_INCLUDE_DIR "" CACHE PATH "Additional directory, where CMake should search for ffi.h or ffi/ffi.h")
 103
 104 set(LLVM_TARGET_ARCH "host"
 105   CACHE STRING "Set target to use for LLVM JIT or use \"host\" for automatic detection.")
 106
 107 option(LLVM_ENABLE_THREADS "Use threads if available." ON)
 108
 109 if( LLVM_TARGETS_TO_BUILD STREQUAL "all" )
 110   set( LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS} )
 111 endif()
 112
 113 set(LLVM_ENUM_TARGETS "")
 114 foreach(c ${LLVM_TARGETS_TO_BUILD})
 115   list(FIND LLVM_ALL_TARGETS ${c} idx)
 116   if( idx LESS 0 )
 117     message(FATAL_ERROR "The target `${c}' does not exist.
 118     It should be one of\n${LLVM_ALL_TARGETS}")
 119   else()
 120     set(LLVM_ENUM_TARGETS "${LLVM_ENUM_TARGETS}LLVM_TARGET(${c})\n")
 121   endif()
 122 endforeach(c)
 123
 124 # Produce llvm/Config/Targets.def
 125 configure_file(
 126   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Targets.def.in
 127   ${LLVM_BINARY_DIR}/include/llvm/Config/Targets.def
 128   )
 129
 130 set(llvm_builded_incs_dir ${LLVM_BINARY_DIR}/include/llvm)
 131
 132 include(AddLLVMDefinitions)
 133
 134 option(LLVM_ENABLE_PIC "Build Position-Independent Code" ON)
 135
 136 include(config-ix)
 137
 138 include(HandleLLVMOptions)
 139
 140 if( uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )
 141   option(LLVM_ENABLE_ASSERTIONS "Enable assertions" OFF)
 142 else()
 143   option(LLVM_ENABLE_ASSERTIONS "Enable assertions" ON)
 144 endif()
 145
 146 configure_file(
 147   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/config.h.cmake
 148   ${LLVM_BINARY_DIR}/include/llvm/Config/config.h)
 149
 150 configure_file(
 151   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/llvm-config.h.cmake
 152   ${LLVM_BINARY_DIR}/include/llvm/Config/llvm-config.h)
 153
 154 configure_file(
 155   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Support/DataTypes.h.cmake
 156   ${LLVM_BINARY_DIR}/include/llvm/Support/DataTypes.h)
 157
 158 set( CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_TOOLS_BINARY_DIR} )
 159 set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
 160 set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
 161
 162 # MSVC has a gazillion warnings with this.
 163 if( MSVC )
 164   option(LLVM_ENABLE_WARNINGS "Enable compiler warnings." OFF)
 165 else( MSVC )
 166   option(LLVM_ENABLE_WARNINGS "Enable compiler warnings." ON)
 167 endif()
 168
 169 option(LLVM_ENABLE_PEDANTIC "Compile with pedantic enabled." ON)
 170 option(LLVM_ENABLE_WERROR "Fail and stop if a warning is triggered." OFF)
 171
 172 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 173
 174 include_directories( ${LLVM_BINARY_DIR}/include ${LLVM_MAIN_INCLUDE_DIR})
 175
 176 if( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )
 177    SET(CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS} "-include llvm/Support/Solaris.h")
 178 endif( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )
 179
 180 include(AddLLVM)
 181 include(TableGen)
 182
 183 if( MINGW )
 184   get_system_libs(LLVM_SYSTEM_LIBS_LIST)
 185   foreach(l ${LLVM_SYSTEM_LIBS_LIST})
 186     set(LLVM_SYSTEM_LIBS "${LLVM_SYSTEM_LIBS} -l${l}")
 187   endforeach()
 188   set(CMAKE_CXX_STANDARD_LIBRARIES "${CMAKE_CXX_STANDARD_LIBRARIES}${LLVM_SYSTEM_LIBS}")
 189   set(CMAKE_C_STANDARD_LIBRARIES "${CMAKE_C_STANDARD_LIBRARIES}${LLVM_SYSTEM_LIBS}")
 190 endif()
 191
 192 if( MINGW )
 193   # People report that -O3 is unreliable on MinGW. The traditional
 194   # build also uses -O2 for that reason:
 195   llvm_replace_compiler_option(CMAKE_CXX_FLAGS_RELEASE "-O3" "-O2")
 196 endif()
 197
 198 add_subdirectory(lib/Support)
 199
 200 # Everything else depends on Support:
 201 set(LLVM_COMMON_DEPENDS ${LLVM_COMMON_DEPENDS} ${LLVM_LIBS} )
 202
 203 set(LLVM_TABLEGEN "tblgen" CACHE
 204   STRING "Native TableGen executable. Saves building one when cross-compiling.")
 205 # Effective tblgen executable to be used:
 206 set(LLVM_TABLEGEN_EXE ${LLVM_TABLEGEN})
 207
 208 add_subdirectory(utils/TableGen)
 209
 210 if( CMAKE_CROSSCOMPILING )
 211   # This adds a dependency on target `tblgen', so must go after utils/TableGen
 212   include( CrossCompileLLVM )
 213 endif( CMAKE_CROSSCOMPILING )
 214
 215 add_subdirectory(include/llvm)
 216
 217 add_subdirectory(lib/VMCore)
 218 add_subdirectory(lib/CodeGen)
 219 add_subdirectory(lib/CodeGen/SelectionDAG)
 220 add_subdirectory(lib/CodeGen/AsmPrinter)
 221 add_subdirectory(lib/Bitcode/Reader)
 222 add_subdirectory(lib/Bitcode/Writer)
 223 add_subdirectory(lib/Transforms/Utils)
 224 add_subdirectory(lib/Transforms/Instrumentation)
 225 add_subdirectory(lib/Transforms/InstCombine)
 226 add_subdirectory(lib/Transforms/Scalar)
 227 add_subdirectory(lib/Transforms/IPO)
 228 add_subdirectory(lib/Transforms/Hello)
 229 add_subdirectory(lib/Linker)
 230 add_subdirectory(lib/Analysis)
 231 add_subdirectory(lib/Analysis/IPA)
 232 add_subdirectory(lib/MC)
 233 add_subdirectory(lib/MC/MCParser)
 234 add_subdirectory(lib/MC/MCDisassembler)
 235 add_subdirectory(lib/Object)
 236
 237 add_subdirectory(utils/FileCheck)
 238 add_subdirectory(utils/FileUpdate)
 239 add_subdirectory(utils/count)
 240 add_subdirectory(utils/not)
 241 add_subdirectory(utils/llvm-lit)
 242
 243 set(LLVM_ENUM_ASM_PRINTERS "")
 244 set(LLVM_ENUM_ASM_PARSERS "")
 245 set(LLVM_ENUM_DISASSEMBLERS "")
 246 foreach(t ${LLVM_TARGETS_TO_BUILD})
 247   message(STATUS "Targeting ${t}")
 248   add_subdirectory(lib/Target/${t})
 249   add_subdirectory(lib/Target/${t}/TargetInfo)
 250   set( td ${LLVM_MAIN_SRC_DIR}/lib/Target/${t} )
 251   file(GLOB asmp_file "${td}/*AsmPrinter.cpp")
 252   if( asmp_file )
 253     set(LLVM_ENUM_ASM_PRINTERS
 254       "${LLVM_ENUM_ASM_PRINTERS}LLVM_ASM_PRINTER(${t})\n")
 255   endif()
 256   if( EXISTS ${td}/InstPrinter/CMakeLists.txt )
 257     add_subdirectory(lib/Target/${t}/InstPrinter)
 258   endif()
 259   if( EXISTS ${td}/AsmParser/CMakeLists.txt )
 260     add_subdirectory(lib/Target/${t}/AsmParser)
 261     set(LLVM_ENUM_ASM_PARSERS
 262       "${LLVM_ENUM_ASM_PARSERS}LLVM_ASM_PARSER(${t})\n")
 263   endif()
 264   if( EXISTS ${td}/Disassembler/CMakeLists.txt )
 265     add_subdirectory(lib/Target/${t}/Disassembler)
 266     set(LLVM_ENUM_DISASSEMBLERS
 267       "${LLVM_ENUM_DISASSEMBLERS}LLVM_DISASSEMBLER(${t})\n")
 268   endif()
 269   set(CURRENT_LLVM_TARGET)
 270 endforeach(t)
 271
 272 # Produce llvm/Config/AsmPrinters.def
 273 configure_file(
 274   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmPrinters.def.in
 275   ${LLVM_BINARY_DIR}/include/llvm/Config/AsmPrinters.def
 276   )
 277
 278 # Produce llvm/Config/AsmParsers.def
 279 configure_file(
 280   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmParsers.def.in
 281   ${LLVM_BINARY_DIR}/include/llvm/Config/AsmParsers.def
 282   )
 283
 284 # Produce llvm/Config/Disassemblers.def
 285 configure_file(
 286   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Disassemblers.def.in
 287   ${LLVM_BINARY_DIR}/include/llvm/Config/Disassemblers.def
 288   )
 289
 290 add_subdirectory(lib/ExecutionEngine)
 291 add_subdirectory(lib/ExecutionEngine/Interpreter)
 292 add_subdirectory(lib/ExecutionEngine/JIT)
 293 add_subdirectory(lib/ExecutionEngine/MCJIT)
 294 add_subdirectory(lib/Target)
 295 add_subdirectory(lib/AsmParser)
 296 add_subdirectory(lib/Archive)
 297
 298 add_subdirectory(projects)
 299
 300 option(LLVM_BUILD_TOOLS
 301   "Build the LLVM tools. If OFF, just generate build targets." ON)
 302 option(LLVM_INCLUDE_TOOLS "Generate build targets for the LLVM tools." ON)
 303 if( LLVM_INCLUDE_TOOLS )
 304   add_subdirectory(tools)
 305 endif()
 306
 307 option(LLVM_BUILD_EXAMPLES
 308   "Build the LLVM example programs. If OFF, just generate build targets." OFF)
 309 option(LLVM_INCLUDE_EXAMPLES "Generate build targets for the LLVM examples" ON)
 310 if( LLVM_INCLUDE_EXAMPLES )
 311   add_subdirectory(examples)
 312 endif()
 313
 314 option(LLVM_BUILD_TESTS
 315   "Build LLVM unit tests. If OFF, just generate build targes." OFF)
 316 option(LLVM_INCLUDE_TESTS "Generate build targets for the LLVM unit tests." ON)
 317 if( LLVM_INCLUDE_TESTS )
 318   add_subdirectory(test)
 319   add_subdirectory(utils/unittest)
 320   add_subdirectory(unittests)
 321   if (MSVC)
 322     # This utility is used to prevent chrashing tests from calling Dr. Watson on
 323     # Windows.
 324     add_subdirectory(utils/KillTheDoctor)
 325   endif()
 326 endif()
 327
 328 add_subdirectory(cmake/modules)
 329
 330 install(DIRECTORY include/
 331   DESTINATION include
 332   FILES_MATCHING
 333   PATTERN "*.def"
 334   PATTERN "*.h"
 335   PATTERN "*.td"
 336   PATTERN "*.inc"
 337   PATTERN ".svn" EXCLUDE
 338   )
 339
 340 install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/include/
 341   DESTINATION include
 342   FILES_MATCHING
 343   PATTERN "*.def"
 344   PATTERN "*.h"
 345   PATTERN "*.gen"
 346   PATTERN "*.inc"
 347   # Exclude include/llvm/CMakeFiles/intrinsics_gen.dir, matched by "*.def"
 348   PATTERN "CMakeFiles" EXCLUDE
 349   PATTERN ".svn" EXCLUDE
 350   )
 351
 352 # TODO: make and install documentation.
 353
 354 set(CPACK_PACKAGE_VENDOR "LLVM")
 355 set(CPACK_PACKAGE_VERSION_MAJOR 2)
 356 set(CPACK_PACKAGE_VERSION_MINOR 9)
 357 add_version_info_from_vcs(CPACK_PACKAGE_VERSION_PATCH)
 358 include(CPack)
 359
 360 # Workaround for MSVS10 to avoid the Dialog Hell
 361 # FIXME: This could be removed with future version of CMake.
 362 if(MSVC_VERSION EQUAL 1600)
 363   set(LLVM_SLN_FILENAME "${CMAKE_CURRENT_BINARY_DIR}/LLVM.sln")
 364   if( EXISTS "${LLVM_SLN_FILENAME}" )
 365     file(APPEND "${LLVM_SLN_FILENAME}" "\n# This should be regenerated!\n")
 366   endif()
 367 endif()