1 # See docs/CMake.html for instructions about how to build LLVM with CMake.
4 cmake_minimum_required(VERSION 2.6.1)
7 set(PACKAGE_VERSION 2.6svn)
8 set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
9 set(PACKAGE_BUGREPORT "llvmbugs@cs.uiuc.edu")
11 if( CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR AND NOT MSVC_IDE )
12 message(FATAL_ERROR "In-source builds are not allowed.
13 CMake would overwrite the makefiles distributed with LLVM.
14 Please create a directory and run cmake from there, passing the path
15 to this source directory as the last argument.
16 This process created the file `CMakeCache.txt' and the directory `CMakeFiles'.
22 set(LLVM_MAIN_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR})
23 set(LLVM_MAIN_INCLUDE_DIR ${LLVM_MAIN_SRC_DIR}/include)
24 set(LLVM_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})
25 set(LLVM_TOOLS_BINARY_DIR ${LLVM_BINARY_DIR}/bin)
26 set(LLVM_EXAMPLES_BINARY_DIR ${LLVM_BINARY_DIR}/examples)
44 # List of targets whose asmprinters need to be forced to link
45 # into executables on some platforms (i.e. Windows):
46 set(LLVM_ASMPRINTERS_FORCE_LINK X86 PowerPC)
49 set(LLVM_TARGETS_TO_BUILD X86
50 CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
52 set(LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS}
53 CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
56 option(LLVM_ENABLE_THREADS "Use threads if available." ON)
58 if( LLVM_TARGETS_TO_BUILD STREQUAL "all" )
59 set( LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS} )
62 foreach(c ${LLVM_TARGETS_TO_BUILD})
63 list(FIND LLVM_ALL_TARGETS ${c} idx)
65 message(FATAL_ERROR "The target `${c}' does not exists.
66 It should be one of\n${LLVM_ALL_TARGETS}")
70 set(llvm_builded_incs_dir ${LLVM_BINARY_DIR}/include/llvm)
72 # Add path for custom modules
75 "${LLVM_MAIN_SRC_DIR}/cmake"
76 "${LLVM_MAIN_SRC_DIR}/cmake/modules"
79 include(AddLLVMDefinitions)
89 set(LTDL_SHLIB_EXT ".dll")
91 # Maximum path length is 160 for non-unicode paths
97 set(LTDL_SHLIB_EXT ".so")
99 # FIXME: Maximum path length is currently set to 'safe' fixed value
102 MESSAGE(SEND_ERROR "Unable to determine platform")
106 if( EXISTS ${LLVM_TOOLS_BINARY_DIR}/llvm-config )
107 set(HAVE_LLVM_CONFIG 1)
108 endif( EXISTS ${LLVM_TOOLS_BINARY_DIR}/llvm-config )
112 option(LLVM_ENABLE_PIC "Build Position-Independent Code" OFF)
114 if( LLVM_ENABLE_PIC )
115 if( SUPPORTS_FPIC_FLAG )
116 message(STATUS "Building with -fPIC")
117 add_llvm_definitions(-fPIC)
118 else( SUPPORTS_FPIC_FLAG )
119 message(STATUS "Warning: -fPIC not supported.")
123 set( CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_TOOLS_BINARY_DIR} )
124 set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
125 set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
127 # set(CMAKE_VERBOSE_MAKEFILE true)
129 add_llvm_definitions( -D__STDC_LIMIT_MACROS )
130 add_llvm_definitions( -D__STDC_CONSTANT_MACROS )
132 set(LLVM_PLO_FLAGS "" CACHE
133 STRING "Flags for creating partially linked objects.")
135 if( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32 )
136 # TODO: support other platforms and toolchains.
137 option(LLVM_BUILD_32_BITS "Build 32 bits executables and libraries." OFF)
138 if( LLVM_BUILD_32_BITS )
139 message(STATUS "Building 32 bits executables and libraries.")
140 add_llvm_definitions( -m32 )
141 list(APPEND CMAKE_EXE_LINKER_FLAGS -m32)
142 list(APPEND CMAKE_SHARED_LINKER_FLAGS -m32)
143 set( LLVM_PLO_FLAGS -melf_i386 ${LLVM_PLO_FLAGS} )
144 endif( LLVM_BUILD_32_BITS )
145 endif( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32 )
148 add_llvm_definitions( -D_CRT_SECURE_NO_DEPRECATE -D_CRT_SECURE_NO_WARNINGS )
149 add_llvm_definitions( -D_SCL_SECURE_NO_WARNINGS -DCRT_NONSTDC_NO_WARNINGS )
150 add_llvm_definitions( -D_SCL_SECURE_NO_DEPRECATE )
151 add_llvm_definitions( -wd4146 -wd4503 -wd4996 -wd4800 -wd4244 -wd4624 )
152 add_llvm_definitions( -wd4355 -wd4715 -wd4180 -wd4345 -wd4224 )
155 include_directories( ${LLVM_BINARY_DIR}/include ${LLVM_MAIN_INCLUDE_DIR})
158 include(AddPartiallyLinkedObject)
161 add_subdirectory(lib/Support)
162 add_subdirectory(lib/System)
164 # Everything else depends on Support and System:
165 set(LLVM_COMMON_DEPENDS ${LLVM_COMMON_DEPENDS} ${LLVM_LIBS} )
167 set(LLVM_TABLEGEN "tblgen" CACHE
168 STRING "Native TableGen executable. Saves building one when cross-compiling.")
170 add_subdirectory(utils/TableGen)
172 if( CMAKE_CROSSCOMPILING )
173 # This adds a dependency on target `tblgen', so must go after utils/TableGen
174 include( CrossCompileLLVM )
175 endif( CMAKE_CROSSCOMPILING )
177 add_subdirectory(include/llvm)
179 add_subdirectory(lib/VMCore)
180 add_subdirectory(lib/CodeGen)
181 add_subdirectory(lib/CodeGen/SelectionDAG)
182 add_subdirectory(lib/CodeGen/AsmPrinter)
183 add_subdirectory(lib/Bitcode/Reader)
184 add_subdirectory(lib/Bitcode/Writer)
185 add_subdirectory(lib/Transforms/Utils)
186 add_subdirectory(lib/Transforms/Instrumentation)
187 add_subdirectory(lib/Transforms/Scalar)
188 add_subdirectory(lib/Transforms/IPO)
189 add_subdirectory(lib/Transforms/Hello)
190 add_subdirectory(lib/Linker)
191 add_subdirectory(lib/Analysis)
192 add_subdirectory(lib/Analysis/IPA)
194 foreach(t ${LLVM_TARGETS_TO_BUILD})
195 message(STATUS "Targeting ${t}")
196 add_subdirectory(lib/Target/${t})
197 if( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmPrinter/CMakeLists.txt )
198 add_subdirectory(lib/Target/${t}/AsmPrinter)
199 endif( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmPrinter/CMakeLists.txt )
202 add_subdirectory(lib/ExecutionEngine)
203 add_subdirectory(lib/ExecutionEngine/Interpreter)
204 add_subdirectory(lib/ExecutionEngine/JIT)
205 add_subdirectory(lib/Target)
206 add_subdirectory(lib/AsmParser)
207 add_subdirectory(lib/Debugger)
208 add_subdirectory(lib/Archive)
210 add_subdirectory(projects)
211 add_subdirectory(tools)
213 add_subdirectory(examples)
215 install(DIRECTORY include
217 PATTERN ".svn" EXCLUDE
218 PATTERN "*.cmake" EXCLUDE
219 PATTERN "*.in" EXCLUDE
222 install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/include
226 # TODO: make and install documentation.