+# See docs/CMake.html for instructions about how to build LLVM with CMake.
+
project(LLVM)
cmake_minimum_required(VERSION 2.6.1)
set(PACKAGE_NAME llvm)
-set(PACKAGE_VERSION svn)
+set(PACKAGE_VERSION 2.6svn)
+set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
set(PACKAGE_BUGREPORT "llvmbugs@cs.uiuc.edu")
+if( CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR AND NOT MSVC_IDE )
+ message(FATAL_ERROR "In-source builds are not allowed.
+CMake would overwrite the makefiles distributed with LLVM.
+Please create a directory and run cmake from there, passing the path
+to this source directory as the last argument.
+This process created the file `CMakeCache.txt' and the directory `CMakeFiles'.
+Please delete them.")
+endif()
+
+string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE)
+
include(FindPerl)
set(LLVM_MAIN_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR})
set(LLVM_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})
set(LLVM_TOOLS_BINARY_DIR ${LLVM_BINARY_DIR}/bin)
set(LLVM_EXAMPLES_BINARY_DIR ${LLVM_BINARY_DIR}/examples)
+set(LLVM_LIBDIR_SUFFIX "" CACHE STRING "Define suffix of library directory name (32/64)" )
+
+set(LLVM_ALL_TARGETS
+ Alpha
+ ARM
+ CBackend
+ CellSPU
+ CppBackend
+ IA64
+ Mips
+ MSIL
+ PIC16
+ PowerPC
+ Sparc
+ X86
+ XCore
+ )
+
+# List of targets whose asmprinters need to be forced to link
+# into executables on some platforms (i.e. Windows):
+set(LLVM_ASMPRINTERS_FORCE_LINK X86 PowerPC)
if( MSVC )
set(LLVM_TARGETS_TO_BUILD X86
- CACHE STRING "Semicolon-separated list of targets to build")
+ CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
else( MSVC )
- set(LLVM_TARGETS_TO_BUILD
- Alpha ARM CBackend CellSPU CppBackend IA64 Mips MSIL PIC16 PowerPC Sparc X86
- CACHE STRING "Semicolon-separated list of targets to build")
+ set(LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS}
+ CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
endif( MSVC )
+option(LLVM_ENABLE_THREADS "Use threads if available." ON)
+
+if( uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )
+ option(LLVM_ENABLE_ASSERTIONS "Enable assertions" OFF)
+else()
+ option(LLVM_ENABLE_ASSERTIONS "Enable assertions" ON)
+endif()
+
+if( LLVM_ENABLE_ASSERTIONS )
+ add_definitions( -D_DEBUG )
+ # On Release builds cmake automatically defines NDEBUG, so we
+ # explicitly undefine it:
+ if( uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )
+ add_definitions( -UNDEBUG )
+ endif()
+else()
+ if( NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )
+ add_definitions( -DNDEBUG )
+ endif()
+endif()
+
+if( LLVM_TARGETS_TO_BUILD STREQUAL "all" )
+ set( LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS} )
+endif()
+
+set(LLVM_ENUM_TARGETS "")
+foreach(c ${LLVM_TARGETS_TO_BUILD})
+ list(FIND LLVM_ALL_TARGETS ${c} idx)
+ if( idx LESS 0 )
+ message(FATAL_ERROR "The target `${c}' does not exists.
+ It should be one of\n${LLVM_ALL_TARGETS}")
+ else()
+ set(LLVM_ENUM_TARGETS "${LLVM_ENUM_TARGETS}LLVM_TARGET(${c})\n")
+ endif()
+endforeach(c)
+
+# Produce llvm/Config/Targets.def
+configure_file(
+ ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Targets.def.in
+ ${LLVM_BINARY_DIR}/include/llvm/Config/Targets.def
+ )
+
set(llvm_builded_incs_dir ${LLVM_BINARY_DIR}/include/llvm)
+# The USE_EXPLICIT_DEPENDENCIES variable will be TRUE to indicate that
+# we should use the library dependencies explicitly specified in the
+# CMakeLists.txt files rather than those determined by
+# llvm-config. This value must be true for non-make and IDE
+# generators.
+if (MSVC_IDE)
+ set(DEFAULT_USE_EXPLICIT_DEPENDENCIES ON)
+elseif (XCODE)
+ set(DEFAULT_USE_EXPLICIT_DEPENDENCIES ON)
+else ()
+ set(DEFAULT_USE_EXPLICIT_DEPENDENCIES OFF)
+endif ()
+
+option(USE_EXPLICIT_DEPENDENCIES
+ "Use explicit dependencies instead of llvm-config"
+ ${DEFAULT_USE_EXPLICIT_DEPENDENCIES})
+mark_as_advanced(USE_EXPLICIT_DEPENDENCIES)
+
# Add path for custom modules
set(CMAKE_MODULE_PATH
${CMAKE_MODULE_PATH}
"${LLVM_MAIN_SRC_DIR}/cmake/modules"
)
+include(AddLLVMDefinitions)
+
if(WIN32)
if(CYGWIN)
set(LLVM_ON_WIN32 0)
if( EXISTS ${LLVM_TOOLS_BINARY_DIR}/llvm-config )
set(HAVE_LLVM_CONFIG 1)
endif( EXISTS ${LLVM_TOOLS_BINARY_DIR}/llvm-config )
-# find_file(HAVE_LLVM_CONFIG llvm-config ${LLVM_TOOLS_BINARY_DIR})
-# message(STATUS ${HAVE_LLVM_CONFIG})
include(config-ix)
+option(LLVM_ENABLE_PIC "Build Position-Independent Code" OFF)
+
+set(ENABLE_PIC 0)
+if( LLVM_ENABLE_PIC )
+ if( SUPPORTS_FPIC_FLAG )
+ message(STATUS "Building with -fPIC")
+ add_llvm_definitions(-fPIC)
+ set(ENABLE_PIC 1)
+ else( SUPPORTS_FPIC_FLAG )
+ message(STATUS "Warning: -fPIC not supported.")
+ endif()
+endif()
+
set( CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_TOOLS_BINARY_DIR} )
set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
# set(CMAKE_VERBOSE_MAKEFILE true)
-add_definitions( -D__STDC_LIMIT_MACROS )
-add_definitions( -D__STDC_CONSTANT_MACROS )
+add_llvm_definitions( -D__STDC_LIMIT_MACROS )
+add_llvm_definitions( -D__STDC_CONSTANT_MACROS )
+
+set(LLVM_PLO_FLAGS "" CACHE
+ STRING "Flags for creating partially linked objects.")
+
+if( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32 )
+ # TODO: support other platforms and toolchains.
+ option(LLVM_BUILD_32_BITS "Build 32 bits executables and libraries." OFF)
+ if( LLVM_BUILD_32_BITS )
+ message(STATUS "Building 32 bits executables and libraries.")
+ add_llvm_definitions( -m32 )
+ list(APPEND CMAKE_EXE_LINKER_FLAGS -m32)
+ list(APPEND CMAKE_SHARED_LINKER_FLAGS -m32)
+ set( LLVM_PLO_FLAGS -melf_i386 ${LLVM_PLO_FLAGS} )
+ endif( LLVM_BUILD_32_BITS )
+endif( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32 )
if( MSVC )
- add_definitions( -D_CRT_SECURE_NO_DEPRECATE -D_CRT_SECURE_NO_WARNINGS )
- add_definitions( -D_SCL_SECURE_NO_WARNINGS -DCRT_NONSTDC_NO_WARNINGS )
- add_definitions( -D_SCL_SECURE_NO_DEPRECATE )
- add_definitions( -wd4146 -wd4503 -wd4996 -wd4800 -wd4244 -wd4624 )
- add_definitions( -wd4355 -wd4715 )
+ # List of valid CRTs for MSVC
+ set(MSVC_CRT
+ MD
+ MDd)
+
+ set(LLVM_USE_CRT "" CACHE STRING "Specify VC++ CRT to use for debug/release configurations.")
+ add_llvm_definitions( -D_CRT_SECURE_NO_DEPRECATE -D_CRT_SECURE_NO_WARNINGS )
+ add_llvm_definitions( -D_SCL_SECURE_NO_WARNINGS -DCRT_NONSTDC_NO_WARNINGS )
+ add_llvm_definitions( -D_SCL_SECURE_NO_DEPRECATE )
+ add_llvm_definitions( -wd4146 -wd4503 -wd4996 -wd4800 -wd4244 -wd4624 )
+ add_llvm_definitions( -wd4355 -wd4715 -wd4180 -wd4345 -wd4224 )
+
+ if (NOT ${LLVM_USE_CRT} STREQUAL "")
+ list(FIND MSVC_CRT ${LLVM_USE_CRT} idx)
+ if (idx LESS 0)
+ message(FATAL_ERROR "Invalid value for LLVM_USE_CRT: ${LLVM_USE_CRT}. Valid options are one of: ${MSVC_CRT}")
+ endif (idx LESS 0)
+ add_llvm_definitions("/${LLVM_USE_CRT}")
+ message(STATUS "Using VC++ CRT: ${LLVM_USE_CRT}")
+ endif (NOT ${LLVM_USE_CRT} STREQUAL "")
endif( MSVC )
include_directories( ${LLVM_BINARY_DIR}/include ${LLVM_MAIN_INCLUDE_DIR})
-#link_directories( d:/dev/lib )
-
-#add_subdirectory(lib)
include(AddLLVM)
include(AddPartiallyLinkedObject)
# Everything else depends on Support and System:
set(LLVM_COMMON_DEPENDS ${LLVM_COMMON_DEPENDS} ${LLVM_LIBS} )
-add_subdirectory(utils/TableGen)
+set(LLVM_TABLEGEN "tblgen" CACHE
+ STRING "Native TableGen executable. Saves building one when cross-compiling.")
+# Effective tblgen executable to be used:
+set(LLVM_TABLEGEN_EXE ${LLVM_TABLEGEN})
-add_custom_command(OUTPUT ${llvm_builded_incs_dir}/Intrinsics.gen
- COMMAND tblgen -gen-intrinsic -I ${LLVM_MAIN_INCLUDE_DIR} ${LLVM_MAIN_INCLUDE_DIR}/llvm/Intrinsics.td -o ${llvm_builded_incs_dir}/Intrinsics.gen
- DEPENDS tblgen
- COMMENT "Building intrinsics.gen...")
+add_subdirectory(utils/TableGen)
-add_custom_target(intrinsics_gen ALL
- DEPENDS ${llvm_builded_incs_dir}/Intrinsics.gen)
+if( CMAKE_CROSSCOMPILING )
+ # This adds a dependency on target `tblgen', so must go after utils/TableGen
+ include( CrossCompileLLVM )
+endif( CMAKE_CROSSCOMPILING )
-set(LLVM_COMMON_DEPENDS ${LLVM_COMMON_DEPENDS} intrinsics_gen )
+add_subdirectory(include/llvm)
add_subdirectory(lib/VMCore)
add_subdirectory(lib/CodeGen)
add_subdirectory(lib/Analysis)
add_subdirectory(lib/Analysis/IPA)
-foreach(t ${LLVM_TARGETS_TO_BUILD})
+ set(LLVM_ENUM_ASM_PRINTERS "")
+ foreach(t ${LLVM_TARGETS_TO_BUILD})
message(STATUS "Targeting ${t}")
add_subdirectory(lib/Target/${t})
- if( EXISTS ${CMAKE_SOURCE_DIR}/lib/Target/${t}/AsmPrinter/CMakeLists.txt )
- add_subdirectory(lib/Target/${t}/AsmPrinter)
- endif( EXISTS ${CMAKE_SOURCE_DIR}/lib/Target/${t}/AsmPrinter/CMakeLists.txt )
+ if( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmPrinter/CMakeLists.txt )
+ add_subdirectory(lib/Target/${t}/AsmPrinter)
+ set(LLVM_ENUM_ASM_PRINTERS
+ "${LLVM_ENUM_ASM_PRINTERS}LLVM_ASM_PRINTER(${t})\n")
+ endif( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmPrinter/CMakeLists.txt )
endforeach(t)
+# Produce llvm/Config/AsmPrinters.def
+configure_file(
+ ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmPrinters.def.in
+ ${LLVM_BINARY_DIR}/include/llvm/Config/AsmPrinters.def
+ )
+
add_subdirectory(lib/ExecutionEngine)
add_subdirectory(lib/ExecutionEngine/Interpreter)
add_subdirectory(lib/ExecutionEngine/JIT)
add_subdirectory(lib/Debugger)
add_subdirectory(lib/Archive)
+add_subdirectory(projects)
add_subdirectory(tools)
-add_subdirectory(examples)
+option(LLVM_EXAMPLES "Build LLVM example programs." OFF)
+if (LLVM_EXAMPLES)
+ add_subdirectory(examples)
+endif ()
install(DIRECTORY include
DESTINATION .