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} ${PACKAGE_VERSION}")
9 set(PACKAGE_BUGREPORT "llvmbugs@cs.uiuc.edu")
11 if( CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR AND NOT MSVC_IDE )
12 message(FATAL_ERROR "In-source builds are not allowed.
13 CMake would overwrite the makefiles distributed with LLVM.
14 Please create a directory and run cmake from there, passing the path
15 to this source directory as the last argument.
16 This process created the file `CMakeCache.txt' and the directory `CMakeFiles'.
20 string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE)
24 set(LLVM_MAIN_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR})
25 set(LLVM_MAIN_INCLUDE_DIR ${LLVM_MAIN_SRC_DIR}/include)
26 set(LLVM_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})
27 set(LLVM_TOOLS_BINARY_DIR ${LLVM_BINARY_DIR}/bin)
28 set(LLVM_EXAMPLES_BINARY_DIR ${LLVM_BINARY_DIR}/examples)
46 # List of targets whose asmprinters need to be forced to link
47 # into executables on some platforms (i.e. Windows):
48 set(LLVM_ASMPRINTERS_FORCE_LINK X86 PowerPC)
51 set(LLVM_TARGETS_TO_BUILD X86
52 CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
54 set(LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS}
55 CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
58 option(LLVM_ENABLE_THREADS "Use threads if available." ON)
60 if( uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )
61 option(LLVM_ENABLE_ASSERTS "Enable asserts" OFF)
63 option(LLVM_ENABLE_ASSERTS "Enable asserts" ON)
66 if( LLVM_ENABLE_ASSERTS )
67 add_definitions( -D_DEBUG -UNDEBUG )
70 if( LLVM_TARGETS_TO_BUILD STREQUAL "all" )
71 set( LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS} )
74 foreach(c ${LLVM_TARGETS_TO_BUILD})
75 list(FIND LLVM_ALL_TARGETS ${c} idx)
77 message(FATAL_ERROR "The target `${c}' does not exists.
78 It should be one of\n${LLVM_ALL_TARGETS}")
82 set(llvm_builded_incs_dir ${LLVM_BINARY_DIR}/include/llvm)
84 # Add path for custom modules
87 "${LLVM_MAIN_SRC_DIR}/cmake"
88 "${LLVM_MAIN_SRC_DIR}/cmake/modules"
91 include(AddLLVMDefinitions)
101 set(LTDL_SHLIB_EXT ".dll")
103 # Maximum path length is 160 for non-unicode paths
109 set(LTDL_SHLIB_EXT ".so")
111 # FIXME: Maximum path length is currently set to 'safe' fixed value
114 MESSAGE(SEND_ERROR "Unable to determine platform")
118 if( EXISTS ${LLVM_TOOLS_BINARY_DIR}/llvm-config )
119 set(HAVE_LLVM_CONFIG 1)
120 endif( EXISTS ${LLVM_TOOLS_BINARY_DIR}/llvm-config )
124 option(LLVM_ENABLE_PIC "Build Position-Independent Code" OFF)
126 if( LLVM_ENABLE_PIC )
127 if( SUPPORTS_FPIC_FLAG )
128 message(STATUS "Building with -fPIC")
129 add_llvm_definitions(-fPIC)
130 else( SUPPORTS_FPIC_FLAG )
131 message(STATUS "Warning: -fPIC not supported.")
135 set( CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_TOOLS_BINARY_DIR} )
136 set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
137 set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
139 # set(CMAKE_VERBOSE_MAKEFILE true)
141 add_llvm_definitions( -D__STDC_LIMIT_MACROS )
142 add_llvm_definitions( -D__STDC_CONSTANT_MACROS )
144 set(LLVM_PLO_FLAGS "" CACHE
145 STRING "Flags for creating partially linked objects.")
147 if( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32 )
148 # TODO: support other platforms and toolchains.
149 option(LLVM_BUILD_32_BITS "Build 32 bits executables and libraries." OFF)
150 if( LLVM_BUILD_32_BITS )
151 message(STATUS "Building 32 bits executables and libraries.")
152 add_llvm_definitions( -m32 )
153 list(APPEND CMAKE_EXE_LINKER_FLAGS -m32)
154 list(APPEND CMAKE_SHARED_LINKER_FLAGS -m32)
155 set( LLVM_PLO_FLAGS -melf_i386 ${LLVM_PLO_FLAGS} )
156 endif( LLVM_BUILD_32_BITS )
157 endif( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32 )
160 add_llvm_definitions( -D_CRT_SECURE_NO_DEPRECATE -D_CRT_SECURE_NO_WARNINGS )
161 add_llvm_definitions( -D_SCL_SECURE_NO_WARNINGS -DCRT_NONSTDC_NO_WARNINGS )
162 add_llvm_definitions( -D_SCL_SECURE_NO_DEPRECATE )
163 add_llvm_definitions( -wd4146 -wd4503 -wd4996 -wd4800 -wd4244 -wd4624 )
164 add_llvm_definitions( -wd4355 -wd4715 -wd4180 -wd4345 -wd4224 )
167 include_directories( ${LLVM_BINARY_DIR}/include ${LLVM_MAIN_INCLUDE_DIR})
170 include(AddPartiallyLinkedObject)
173 add_subdirectory(lib/Support)
174 add_subdirectory(lib/System)
176 # Everything else depends on Support and System:
177 set(LLVM_COMMON_DEPENDS ${LLVM_COMMON_DEPENDS} ${LLVM_LIBS} )
179 set(LLVM_TABLEGEN "tblgen" CACHE
180 STRING "Native TableGen executable. Saves building one when cross-compiling.")
182 add_subdirectory(utils/TableGen)
184 if( CMAKE_CROSSCOMPILING )
185 # This adds a dependency on target `tblgen', so must go after utils/TableGen
186 include( CrossCompileLLVM )
187 endif( CMAKE_CROSSCOMPILING )
189 add_subdirectory(include/llvm)
191 add_subdirectory(lib/VMCore)
192 add_subdirectory(lib/CodeGen)
193 add_subdirectory(lib/CodeGen/SelectionDAG)
194 add_subdirectory(lib/CodeGen/AsmPrinter)
195 add_subdirectory(lib/Bitcode/Reader)
196 add_subdirectory(lib/Bitcode/Writer)
197 add_subdirectory(lib/Transforms/Utils)
198 add_subdirectory(lib/Transforms/Instrumentation)
199 add_subdirectory(lib/Transforms/Scalar)
200 add_subdirectory(lib/Transforms/IPO)
201 add_subdirectory(lib/Transforms/Hello)
202 add_subdirectory(lib/Linker)
203 add_subdirectory(lib/Analysis)
204 add_subdirectory(lib/Analysis/IPA)
206 foreach(t ${LLVM_TARGETS_TO_BUILD})
207 message(STATUS "Targeting ${t}")
208 add_subdirectory(lib/Target/${t})
209 if( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmPrinter/CMakeLists.txt )
210 add_subdirectory(lib/Target/${t}/AsmPrinter)
211 endif( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmPrinter/CMakeLists.txt )
214 add_subdirectory(lib/ExecutionEngine)
215 add_subdirectory(lib/ExecutionEngine/Interpreter)
216 add_subdirectory(lib/ExecutionEngine/JIT)
217 add_subdirectory(lib/Target)
218 add_subdirectory(lib/AsmParser)
219 add_subdirectory(lib/Debugger)
220 add_subdirectory(lib/Archive)
222 add_subdirectory(projects)
223 add_subdirectory(tools)
225 add_subdirectory(examples)
227 install(DIRECTORY include
229 PATTERN ".svn" EXCLUDE
230 PATTERN "*.cmake" EXCLUDE
231 PATTERN "*.in" EXCLUDE
234 install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/include
238 # TODO: make and install documentation.