CMakeLists.txt

   1 project(LLVM)
   2 cmake_minimum_required(VERSION 2.6.1)
   3
   4 set(PACKAGE_NAME llvm)
   5 set(PACKAGE_VERSION 2.6svn)
   6 set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
   7 set(PACKAGE_BUGREPORT "llvmbugs@cs.uiuc.edu")
   8
   9 if( CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR AND NOT MSVC_IDE )
  10   message(FATAL_ERROR "In-source builds are not allowed.
  11 CMake would overwrite the makefiles distributed with LLVM.
  12 Please create a directory and run cmake from there, passing the path
  13 to this source directory as the last argument.
  14 This process created the file `CMakeCache.txt' and the directory `CMakeFiles'.
  15 Please delete them.")
  16 endif()
  17
  18 include(FindPerl)
  19
  20 set(LLVM_MAIN_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR})
  21 set(LLVM_MAIN_INCLUDE_DIR ${LLVM_MAIN_SRC_DIR}/include)
  22 set(LLVM_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})
  23 set(LLVM_TOOLS_BINARY_DIR ${LLVM_BINARY_DIR}/bin)
  24 set(LLVM_EXAMPLES_BINARY_DIR ${LLVM_BINARY_DIR}/examples)
  25
  26 set(LLVM_ALL_TARGETS
  27   Alpha
  28   ARM
  29   CBackend
  30   CellSPU
  31   CppBackend
  32   IA64
  33   Mips
  34   MSIL
  35   PIC16
  36   PowerPC
  37   Sparc
  38   X86
  39   XCore
  40   )
  41
  42 # List of targets whose asmprinters need to be forced to link
  43 # into executables on some platforms (i.e. Windows):
  44 set(LLVM_ASMPRINTERS_FORCE_LINK X86 PowerPC)
  45
  46 if( MSVC )
  47   set(LLVM_TARGETS_TO_BUILD X86
  48     CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
  49 else( MSVC )
  50   set(LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS}
  51     CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
  52 endif( MSVC )
  53
  54 option(LLVM_ENABLE_THREADS "Use threads if available." ON)
  55
  56 if( LLVM_TARGETS_TO_BUILD STREQUAL "all" )
  57   set( LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS} )
  58 endif()
  59
  60 foreach(c ${LLVM_TARGETS_TO_BUILD})
  61   list(FIND LLVM_ALL_TARGETS ${c} idx)
  62   if( idx LESS 0 )
  63     message(FATAL_ERROR "The target `${c}' does not exists.
  64     It should be one of\n${LLVM_ALL_TARGETS}")
  65   endif()
  66 endforeach(c)
  67
  68 set(llvm_builded_incs_dir ${LLVM_BINARY_DIR}/include/llvm)
  69
  70 # Add path for custom modules
  71 set(CMAKE_MODULE_PATH
  72   ${CMAKE_MODULE_PATH}
  73   "${LLVM_MAIN_SRC_DIR}/cmake"
  74   "${LLVM_MAIN_SRC_DIR}/cmake/modules"
  75   )
  76
  77 if(WIN32)
  78   if(CYGWIN)
  79     set(LLVM_ON_WIN32 0)
  80     set(LLVM_ON_UNIX 1)
  81   else(CYGWIN)
  82     set(LLVM_ON_WIN32 1)
  83     set(LLVM_ON_UNIX 0)
  84   endif(CYGWIN)
  85   set(LTDL_SHLIB_EXT ".dll")
  86   set(EXEEXT ".exe")
  87   # Maximum path length is 160 for non-unicode paths
  88   set(MAXPATHLEN 160)
  89 else(WIN32)
  90   if(UNIX)
  91     set(LLVM_ON_WIN32 0)
  92     set(LLVM_ON_UNIX 1)
  93     set(LTDL_SHLIB_EXT ".so")
  94     set(EXEEXT "")
  95     # FIXME: Maximum path length is currently set to 'safe' fixed value
  96     set(MAXPATHLEN 2024)
  97   else(UNIX)
  98     MESSAGE(SEND_ERROR "Unable to determine platform")
  99   endif(UNIX)
 100 endif(WIN32)
 101
 102 if( EXISTS ${LLVM_TOOLS_BINARY_DIR}/llvm-config )
 103   set(HAVE_LLVM_CONFIG 1)
 104 endif( EXISTS ${LLVM_TOOLS_BINARY_DIR}/llvm-config )
 105
 106 include(config-ix)
 107
 108 option(LLVM_ENABLE_PIC "Build Position-Independent Code" OFF)
 109
 110 if( LLVM_ENABLE_PIC )
 111   if( SUPPORTS_FPIC_FLAG )
 112     message(STATUS "Building with -fPIC")
 113     add_definitions(-fPIC)
 114   else( SUPPORTS_FPIC_FLAG )
 115     message(STATUS "Warning: -fPIC not supported.")
 116   endif()
 117 endif()
 118
 119 set( CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_TOOLS_BINARY_DIR} )
 120 set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
 121 set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
 122
 123 # set(CMAKE_VERBOSE_MAKEFILE true)
 124
 125 add_definitions( -D__STDC_LIMIT_MACROS )
 126 add_definitions( -D__STDC_CONSTANT_MACROS )
 127
 128 set(LLVM_PLO_FLAGS "" CACHE
 129   STRING "Flags for creating partially linked objects.")
 130
 131 if( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32 )
 132   # TODO: support other platforms and toolchains.
 133   option(LLVM_BUILD_32_BITS "Build 32 bits executables and libraries." OFF)
 134   if( LLVM_BUILD_32_BITS )
 135     message(STATUS "Building 32 bits executables and libraries.")
 136     add_definitions( -m32 )
 137     list(APPEND CMAKE_EXE_LINKER_FLAGS -m32)
 138     list(APPEND CMAKE_SHARED_LINKER_FLAGS -m32)
 139     set( LLVM_PLO_FLAGS -melf_i386 ${LLVM_PLO_FLAGS} )
 140   endif( LLVM_BUILD_32_BITS )
 141 endif( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32 )
 142
 143 if( MSVC )
 144   add_definitions( -D_CRT_SECURE_NO_DEPRECATE -D_CRT_SECURE_NO_WARNINGS )
 145   add_definitions( -D_SCL_SECURE_NO_WARNINGS -DCRT_NONSTDC_NO_WARNINGS )
 146   add_definitions( -D_SCL_SECURE_NO_DEPRECATE )
 147   add_definitions( -wd4146 -wd4503 -wd4996 -wd4800 -wd4244 -wd4624 )
 148   add_definitions( -wd4355 -wd4715 -wd4180 -wd4345 -wd4224 )
 149 endif( MSVC )
 150
 151 include_directories( ${LLVM_BINARY_DIR}/include ${LLVM_MAIN_INCLUDE_DIR})
 152
 153 include(AddLLVM)
 154 include(AddPartiallyLinkedObject)
 155 include(TableGen)
 156
 157 add_subdirectory(lib/Support)
 158 add_subdirectory(lib/System)
 159
 160 # Everything else depends on Support and System:
 161 set(LLVM_COMMON_DEPENDS ${LLVM_COMMON_DEPENDS} ${LLVM_LIBS} )
 162
 163 set(LLVM_TABLEGEN "tblgen" CACHE
 164   STRING "Native TableGen executable. Saves building one when cross-compiling.")
 165
 166 add_subdirectory(utils/TableGen)
 167
 168 if( CMAKE_CROSSCOMPILING )
 169   # This adds a dependency on target `tblgen', so must go after utils/TableGen
 170   include( CrossCompileLLVM )
 171 endif( CMAKE_CROSSCOMPILING )
 172
 173 add_subdirectory(include/llvm)
 174
 175 add_subdirectory(lib/VMCore)
 176 add_subdirectory(lib/CodeGen)
 177 add_subdirectory(lib/CodeGen/SelectionDAG)
 178 add_subdirectory(lib/CodeGen/AsmPrinter)
 179 add_subdirectory(lib/Bitcode/Reader)
 180 add_subdirectory(lib/Bitcode/Writer)
 181 add_subdirectory(lib/Transforms/Utils)
 182 add_subdirectory(lib/Transforms/Instrumentation)
 183 add_subdirectory(lib/Transforms/Scalar)
 184 add_subdirectory(lib/Transforms/IPO)
 185 add_subdirectory(lib/Transforms/Hello)
 186 add_subdirectory(lib/Linker)
 187 add_subdirectory(lib/Analysis)
 188 add_subdirectory(lib/Analysis/IPA)
 189
 190 foreach(t ${LLVM_TARGETS_TO_BUILD})
 191   message(STATUS "Targeting ${t}")
 192   add_subdirectory(lib/Target/${t})
 193   if( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmPrinter/CMakeLists.txt )
 194     add_subdirectory(lib/Target/${t}/AsmPrinter)
 195   endif( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmPrinter/CMakeLists.txt )
 196 endforeach(t)
 197
 198 add_subdirectory(lib/ExecutionEngine)
 199 add_subdirectory(lib/ExecutionEngine/Interpreter)
 200 add_subdirectory(lib/ExecutionEngine/JIT)
 201 add_subdirectory(lib/Target)
 202 add_subdirectory(lib/AsmParser)
 203 add_subdirectory(lib/Debugger)
 204 add_subdirectory(lib/Archive)
 205
 206 add_subdirectory(projects)
 207 add_subdirectory(tools)
 208
 209 add_subdirectory(examples)
 210
 211 install(DIRECTORY include
 212   DESTINATION .
 213   PATTERN ".svn" EXCLUDE
 214   PATTERN "*.cmake" EXCLUDE
 215   PATTERN "*.in" EXCLUDE
 216   )
 217
 218 install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/include
 219   DESTINATION .
 220   )
 221
 222 # TODO: make and install documentation.