blob: bacb07a33e787597322d8a3f84c0849312ef36ef [file] [log] [blame]
Oscar Fuentes34fc5172009-04-04 22:52:02 +00001# See docs/CMake.html for instructions about how to build LLVM with CMake.
2
Cedric Venet1d083f42008-10-30 21:22:00 +00003project(LLVM)
Oscar Fuentes3d01fc72008-09-22 01:08:49 +00004cmake_minimum_required(VERSION 2.6.1)
5
6set(PACKAGE_NAME llvm)
Chris Lattner8c46e852009-01-28 17:49:03 +00007set(PACKAGE_VERSION 2.6svn)
8set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
Oscar Fuentesf7e73b92008-10-25 03:49:35 +00009set(PACKAGE_BUGREPORT "llvmbugs@cs.uiuc.edu")
Oscar Fuentes3d01fc72008-09-22 01:08:49 +000010
Oscar Fuentes6326a0d2008-11-14 03:43:18 +000011if( CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR AND NOT MSVC_IDE )
12 message(FATAL_ERROR "In-source builds are not allowed.
13CMake would overwrite the makefiles distributed with LLVM.
14Please create a directory and run cmake from there, passing the path
15to this source directory as the last argument.
16This process created the file `CMakeCache.txt' and the directory `CMakeFiles'.
17Please delete them.")
18endif()
19
Oscar Fuentes81a87552009-06-03 15:11:25 +000020string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE)
21
Oscar Fuentes3d01fc72008-09-22 01:08:49 +000022include(FindPerl)
23
24set(LLVM_MAIN_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR})
Oscar Fuentes980e8422008-10-29 02:33:15 +000025set(LLVM_MAIN_INCLUDE_DIR ${LLVM_MAIN_SRC_DIR}/include)
Oscar Fuentes3d01fc72008-09-22 01:08:49 +000026set(LLVM_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})
27set(LLVM_TOOLS_BINARY_DIR ${LLVM_BINARY_DIR}/bin)
28set(LLVM_EXAMPLES_BINARY_DIR ${LLVM_BINARY_DIR}/examples)
Oscar Fuentesaf0f65f2009-06-12 02:49:53 +000029set(LLVM_LIBDIR_SUFFIX "" CACHE STRING "Define suffix of library directory name (32/64)" )
Oscar Fuentes3d01fc72008-09-22 01:08:49 +000030
Oscar Fuentes6761c5d2009-07-13 21:58:44 +000031if( NOT CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR )
32 file(GLOB_RECURSE
33 tablegenned_files_on_include_dir
34 "${LLVM_MAIN_SRC_DIR}/include/llvm/*.gen")
35 file(GLOB_RECURSE
36 tablegenned_files_on_lib_dir
37 "${LLVM_MAIN_SRC_DIR}/lib/Target/*.inc")
38 if( tablegenned_files_on_include_dir OR tablegenned_files_on_lib_dir)
39 message(FATAL_ERROR "Apparently there is a previous in-source build,
40probably as the result of running `configure' and `make' on
41${LLVM_MAIN_SRC_DIR}.
42This may cause problems. The suspicious files are:
43${tablegenned_files_on_lib_dir}
44${tablegenned_files_on_include_dir}
45Please clean the source directory.")
46 endif()
47endif()
48
Oscar Fuentes4f21c132008-11-10 01:47:07 +000049set(LLVM_ALL_TARGETS
50 Alpha
51 ARM
52 CBackend
53 CellSPU
54 CppBackend
55 IA64
56 Mips
57 MSIL
Richard Penningtona51984b2009-07-09 20:27:09 +000058 MSP430
Oscar Fuentes4f21c132008-11-10 01:47:07 +000059 PIC16
60 PowerPC
61 Sparc
62 X86
63 XCore
64 )
65
Oscar Fuentese1ad0872008-09-26 04:40:32 +000066if( MSVC )
67 set(LLVM_TARGETS_TO_BUILD X86
Oscar Fuentes4f21c132008-11-10 01:47:07 +000068 CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
Oscar Fuentese1ad0872008-09-26 04:40:32 +000069else( MSVC )
Oscar Fuentes4f21c132008-11-10 01:47:07 +000070 set(LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS}
71 CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
Oscar Fuentese1ad0872008-09-26 04:40:32 +000072endif( MSVC )
Oscar Fuentes3d01fc72008-09-22 01:08:49 +000073
Oscar Fuentes4b442832008-11-18 23:45:21 +000074option(LLVM_ENABLE_THREADS "Use threads if available." ON)
75
Oscar Fuentes81a87552009-06-03 15:11:25 +000076if( uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )
Oscar Fuentes76941b22009-06-04 09:26:16 +000077 option(LLVM_ENABLE_ASSERTIONS "Enable assertions" OFF)
Oscar Fuentes81a87552009-06-03 15:11:25 +000078else()
Oscar Fuentes76941b22009-06-04 09:26:16 +000079 option(LLVM_ENABLE_ASSERTIONS "Enable assertions" ON)
Oscar Fuentes81a87552009-06-03 15:11:25 +000080endif()
81
Oscar Fuentes76941b22009-06-04 09:26:16 +000082if( LLVM_ENABLE_ASSERTIONS )
Oscar Fuentesaf109102009-07-05 18:43:52 +000083 # MSVC doesn't like _DEBUG on release builds. See PR 4379.
Oscar Fuentese8c81ea2009-07-05 23:58:20 +000084 if( NOT MSVC )
Oscar Fuentesaf109102009-07-05 18:43:52 +000085 add_definitions( -D_DEBUG )
86 endif()
Oscar Fuentes76941b22009-06-04 09:26:16 +000087 # On Release builds cmake automatically defines NDEBUG, so we
88 # explicitly undefine it:
89 if( uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )
90 add_definitions( -UNDEBUG )
91 endif()
92else()
93 if( NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )
94 add_definitions( -DNDEBUG )
95 endif()
Oscar Fuentes81a87552009-06-03 15:11:25 +000096endif()
97
Oscar Fuentes4f21c132008-11-10 01:47:07 +000098if( LLVM_TARGETS_TO_BUILD STREQUAL "all" )
99 set( LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS} )
100endif()
101
Douglas Gregor1555a232009-06-16 20:12:29 +0000102set(LLVM_ENUM_TARGETS "")
Oscar Fuentes4f21c132008-11-10 01:47:07 +0000103foreach(c ${LLVM_TARGETS_TO_BUILD})
104 list(FIND LLVM_ALL_TARGETS ${c} idx)
105 if( idx LESS 0 )
106 message(FATAL_ERROR "The target `${c}' does not exists.
107 It should be one of\n${LLVM_ALL_TARGETS}")
Douglas Gregor1555a232009-06-16 20:12:29 +0000108 else()
109 set(LLVM_ENUM_TARGETS "${LLVM_ENUM_TARGETS}LLVM_TARGET(${c})\n")
Oscar Fuentes4f21c132008-11-10 01:47:07 +0000110 endif()
111endforeach(c)
112
Douglas Gregor1555a232009-06-16 20:12:29 +0000113# Produce llvm/Config/Targets.def
114configure_file(
115 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Targets.def.in
116 ${LLVM_BINARY_DIR}/include/llvm/Config/Targets.def
117 )
118
Oscar Fuentes3d01fc72008-09-22 01:08:49 +0000119set(llvm_builded_incs_dir ${LLVM_BINARY_DIR}/include/llvm)
120
121# Add path for custom modules
122set(CMAKE_MODULE_PATH
123 ${CMAKE_MODULE_PATH}
124 "${LLVM_MAIN_SRC_DIR}/cmake"
125 "${LLVM_MAIN_SRC_DIR}/cmake/modules"
126 )
127
Oscar Fuentes9a0107d2009-04-04 22:41:07 +0000128include(AddLLVMDefinitions)
129
Oscar Fuentes3d01fc72008-09-22 01:08:49 +0000130if(WIN32)
Oscar Fuentes4fd38b82008-10-30 17:15:54 +0000131 if(CYGWIN)
132 set(LLVM_ON_WIN32 0)
133 set(LLVM_ON_UNIX 1)
134 else(CYGWIN)
135 set(LLVM_ON_WIN32 1)
136 set(LLVM_ON_UNIX 0)
137 endif(CYGWIN)
Oscar Fuentes3d01fc72008-09-22 01:08:49 +0000138 set(LTDL_SHLIB_EXT ".dll")
139 set(EXEEXT ".exe")
140 # Maximum path length is 160 for non-unicode paths
141 set(MAXPATHLEN 160)
142else(WIN32)
143 if(UNIX)
144 set(LLVM_ON_WIN32 0)
145 set(LLVM_ON_UNIX 1)
146 set(LTDL_SHLIB_EXT ".so")
147 set(EXEEXT "")
148 # FIXME: Maximum path length is currently set to 'safe' fixed value
149 set(MAXPATHLEN 2024)
150 else(UNIX)
151 MESSAGE(SEND_ERROR "Unable to determine platform")
152 endif(UNIX)
153endif(WIN32)
154
155if( EXISTS ${LLVM_TOOLS_BINARY_DIR}/llvm-config )
156 set(HAVE_LLVM_CONFIG 1)
157endif( EXISTS ${LLVM_TOOLS_BINARY_DIR}/llvm-config )
Oscar Fuentes3d01fc72008-09-22 01:08:49 +0000158
Oscar Fuentesde98db32008-10-25 03:29:36 +0000159include(config-ix)
Oscar Fuentes3d01fc72008-09-22 01:08:49 +0000160
Oscar Fuentes64fb4c82008-11-20 19:13:51 +0000161option(LLVM_ENABLE_PIC "Build Position-Independent Code" OFF)
162
Douglas Gregor318de602009-06-05 23:46:34 +0000163set(ENABLE_PIC 0)
Oscar Fuentes64fb4c82008-11-20 19:13:51 +0000164if( LLVM_ENABLE_PIC )
165 if( SUPPORTS_FPIC_FLAG )
166 message(STATUS "Building with -fPIC")
Oscar Fuentes9a0107d2009-04-04 22:41:07 +0000167 add_llvm_definitions(-fPIC)
Douglas Gregor318de602009-06-05 23:46:34 +0000168 set(ENABLE_PIC 1)
169 else( SUPPORTS_FPIC_FLAG )
Oscar Fuentes64fb4c82008-11-20 19:13:51 +0000170 message(STATUS "Warning: -fPIC not supported.")
171 endif()
172endif()
173
Oscar Fuentes3d01fc72008-09-22 01:08:49 +0000174set( CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_TOOLS_BINARY_DIR} )
175set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
176set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
177
178# set(CMAKE_VERBOSE_MAKEFILE true)
179
Oscar Fuentes9a0107d2009-04-04 22:41:07 +0000180add_llvm_definitions( -D__STDC_LIMIT_MACROS )
181add_llvm_definitions( -D__STDC_CONSTANT_MACROS )
Oscar Fuentes3d01fc72008-09-22 01:08:49 +0000182
Oscar Fuentesb0c56992008-11-04 03:27:24 +0000183if( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32 )
184 # TODO: support other platforms and toolchains.
Oscar Fuentes6307b942008-11-19 00:10:39 +0000185 option(LLVM_BUILD_32_BITS "Build 32 bits executables and libraries." OFF)
186 if( LLVM_BUILD_32_BITS )
Oscar Fuentesb0c56992008-11-04 03:27:24 +0000187 message(STATUS "Building 32 bits executables and libraries.")
Oscar Fuentes9a0107d2009-04-04 22:41:07 +0000188 add_llvm_definitions( -m32 )
Oscar Fuentes6307b942008-11-19 00:10:39 +0000189 list(APPEND CMAKE_EXE_LINKER_FLAGS -m32)
190 list(APPEND CMAKE_SHARED_LINKER_FLAGS -m32)
Oscar Fuentesb0c56992008-11-04 03:27:24 +0000191 set( LLVM_PLO_FLAGS -melf_i386 ${LLVM_PLO_FLAGS} )
Oscar Fuentes6307b942008-11-19 00:10:39 +0000192 endif( LLVM_BUILD_32_BITS )
Oscar Fuentesb0c56992008-11-04 03:27:24 +0000193endif( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32 )
194
Oscar Fuentes3d01fc72008-09-22 01:08:49 +0000195if( MSVC )
Stefanus Du Toit4ba3a0e2009-06-08 21:18:31 +0000196 # List of valid CRTs for MSVC
197 set(MSVC_CRT
198 MD
199 MDd)
200
201 set(LLVM_USE_CRT "" CACHE STRING "Specify VC++ CRT to use for debug/release configurations.")
Oscar Fuentes9a0107d2009-04-04 22:41:07 +0000202 add_llvm_definitions( -D_CRT_SECURE_NO_DEPRECATE -D_CRT_SECURE_NO_WARNINGS )
203 add_llvm_definitions( -D_SCL_SECURE_NO_WARNINGS -DCRT_NONSTDC_NO_WARNINGS )
204 add_llvm_definitions( -D_SCL_SECURE_NO_DEPRECATE )
205 add_llvm_definitions( -wd4146 -wd4503 -wd4996 -wd4800 -wd4244 -wd4624 )
206 add_llvm_definitions( -wd4355 -wd4715 -wd4180 -wd4345 -wd4224 )
Stefanus Du Toit4ba3a0e2009-06-08 21:18:31 +0000207
208 if (NOT ${LLVM_USE_CRT} STREQUAL "")
209 list(FIND MSVC_CRT ${LLVM_USE_CRT} idx)
210 if (idx LESS 0)
211 message(FATAL_ERROR "Invalid value for LLVM_USE_CRT: ${LLVM_USE_CRT}. Valid options are one of: ${MSVC_CRT}")
212 endif (idx LESS 0)
213 add_llvm_definitions("/${LLVM_USE_CRT}")
214 message(STATUS "Using VC++ CRT: ${LLVM_USE_CRT}")
215 endif (NOT ${LLVM_USE_CRT} STREQUAL "")
Oscar Fuentes3d01fc72008-09-22 01:08:49 +0000216endif( MSVC )
217
Oscar Fuentes980e8422008-10-29 02:33:15 +0000218include_directories( ${LLVM_BINARY_DIR}/include ${LLVM_MAIN_INCLUDE_DIR})
Oscar Fuentes3d01fc72008-09-22 01:08:49 +0000219
220include(AddLLVM)
Oscar Fuentese1ad0872008-09-26 04:40:32 +0000221include(TableGen)
Oscar Fuentes3d01fc72008-09-22 01:08:49 +0000222
223add_subdirectory(lib/Support)
224add_subdirectory(lib/System)
Oscar Fuentes1d8e4cf2008-09-22 18:21:51 +0000225
226# Everything else depends on Support and System:
227set(LLVM_COMMON_DEPENDS ${LLVM_COMMON_DEPENDS} ${LLVM_LIBS} )
228
Oscar Fuentes3ab40ca2008-11-09 18:53:19 +0000229set(LLVM_TABLEGEN "tblgen" CACHE
Oscar Fuentes41bdedf2008-11-10 02:35:55 +0000230 STRING "Native TableGen executable. Saves building one when cross-compiling.")
Oscar Fuentes99b94892009-06-11 04:16:10 +0000231# Effective tblgen executable to be used:
232set(LLVM_TABLEGEN_EXE ${LLVM_TABLEGEN})
Oscar Fuentes3ab40ca2008-11-09 18:53:19 +0000233
Oscar Fuentes02516ba2008-11-10 01:32:14 +0000234add_subdirectory(utils/TableGen)
235
Oscar Fuentes3ab40ca2008-11-09 18:53:19 +0000236if( CMAKE_CROSSCOMPILING )
Oscar Fuentes02516ba2008-11-10 01:32:14 +0000237 # This adds a dependency on target `tblgen', so must go after utils/TableGen
Oscar Fuentes3ab40ca2008-11-09 18:53:19 +0000238 include( CrossCompileLLVM )
239endif( CMAKE_CROSSCOMPILING )
240
Oscar Fuentes422fcf32008-11-15 00:24:38 +0000241add_subdirectory(include/llvm)
Oscar Fuentes1d8e4cf2008-09-22 18:21:51 +0000242
Oscar Fuentes3d01fc72008-09-22 01:08:49 +0000243add_subdirectory(lib/VMCore)
244add_subdirectory(lib/CodeGen)
245add_subdirectory(lib/CodeGen/SelectionDAG)
246add_subdirectory(lib/CodeGen/AsmPrinter)
247add_subdirectory(lib/Bitcode/Reader)
248add_subdirectory(lib/Bitcode/Writer)
249add_subdirectory(lib/Transforms/Utils)
250add_subdirectory(lib/Transforms/Instrumentation)
251add_subdirectory(lib/Transforms/Scalar)
252add_subdirectory(lib/Transforms/IPO)
253add_subdirectory(lib/Transforms/Hello)
254add_subdirectory(lib/Linker)
255add_subdirectory(lib/Analysis)
256add_subdirectory(lib/Analysis/IPA)
Daniel Dunbarecc63f82009-06-23 22:01:43 +0000257add_subdirectory(lib/MC)
Oscar Fuentese1ad0872008-09-26 04:40:32 +0000258
Douglas Gregor1555a232009-06-16 20:12:29 +0000259 set(LLVM_ENUM_ASM_PRINTERS "")
Daniel Dunbar092a9dd2009-07-17 20:42:00 +0000260 set(LLVM_ENUM_ASM_PARSERS "")
Douglas Gregor1555a232009-06-16 20:12:29 +0000261 foreach(t ${LLVM_TARGETS_TO_BUILD})
Oscar Fuentese1ad0872008-09-26 04:40:32 +0000262 message(STATUS "Targeting ${t}")
263 add_subdirectory(lib/Target/${t})
Daniel Dunbarb5a8c082009-07-15 07:04:27 +0000264 add_subdirectory(lib/Target/${t}/TargetInfo)
Oscar Fuentescccecb82008-11-14 22:21:02 +0000265 if( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmPrinter/CMakeLists.txt )
Douglas Gregor1555a232009-06-16 20:12:29 +0000266 add_subdirectory(lib/Target/${t}/AsmPrinter)
267 set(LLVM_ENUM_ASM_PRINTERS
268 "${LLVM_ENUM_ASM_PRINTERS}LLVM_ASM_PRINTER(${t})\n")
269 endif( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmPrinter/CMakeLists.txt )
Daniel Dunbar092a9dd2009-07-17 20:42:00 +0000270 if( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmParser/CMakeLists.txt )
271 add_subdirectory(lib/Target/${t}/AsmParser)
272 set(LLVM_ENUM_ASM_PARSERS
273 "${LLVM_ENUM_ASM_PARSERS}LLVM_ASM_PARSER(${t})\n")
274 endif( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmParser/CMakeLists.txt )
Oscar Fuentese1ad0872008-09-26 04:40:32 +0000275endforeach(t)
276
Douglas Gregor1555a232009-06-16 20:12:29 +0000277# Produce llvm/Config/AsmPrinters.def
278configure_file(
279 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmPrinters.def.in
280 ${LLVM_BINARY_DIR}/include/llvm/Config/AsmPrinters.def
281 )
282
Daniel Dunbar092a9dd2009-07-17 20:42:00 +0000283# Produce llvm/Config/AsmParsers.def
284configure_file(
285 ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmParsers.def.in
286 ${LLVM_BINARY_DIR}/include/llvm/Config/AsmParsers.def
287 )
288
Oscar Fuentes3d01fc72008-09-22 01:08:49 +0000289add_subdirectory(lib/ExecutionEngine)
290add_subdirectory(lib/ExecutionEngine/Interpreter)
291add_subdirectory(lib/ExecutionEngine/JIT)
292add_subdirectory(lib/Target)
293add_subdirectory(lib/AsmParser)
294add_subdirectory(lib/Debugger)
Oscar Fuentes3d01fc72008-09-22 01:08:49 +0000295add_subdirectory(lib/Archive)
296
Oscar Fuentes5c6bf652009-03-06 01:16:52 +0000297add_subdirectory(projects)
Oscar Fuentes3d01fc72008-09-22 01:08:49 +0000298add_subdirectory(tools)
299
Douglas Gregor5dd42722009-06-16 22:25:45 +0000300option(LLVM_EXAMPLES "Build LLVM example programs." OFF)
301if (LLVM_EXAMPLES)
302 add_subdirectory(examples)
303endif ()
Oscar Fuentes1dc97162008-10-22 02:56:07 +0000304
305install(DIRECTORY include
306 DESTINATION .
307 PATTERN ".svn" EXCLUDE
308 PATTERN "*.cmake" EXCLUDE
309 PATTERN "*.in" EXCLUDE
310 )
311
312install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/include
313 DESTINATION .
314 )
315
316# TODO: make and install documentation.