# See docs/CMake.html for instructions about how to build LLVM with CMake.
+cmake_minimum_required(VERSION 2.8.8)
+
+# FIXME: It may be removed when we use 2.8.12.
+if(CMAKE_VERSION VERSION_LESS 2.8.12)
+ # Invalidate a couple of keywords.
+ set(cmake_2_8_12_INTERFACE)
+ set(cmake_2_8_12_PRIVATE)
+else()
+ # Use ${cmake_2_8_12_KEYWORD} intead of KEYWORD in target_link_libraries().
+ set(cmake_2_8_12_INTERFACE INTERFACE)
+ set(cmake_2_8_12_PRIVATE PRIVATE)
+ if(POLICY CMP0022)
+ cmake_policy(SET CMP0022 NEW) # automatic when 2.8.12 is required
+ endif()
+endif()
+
project(LLVM)
-cmake_minimum_required(VERSION 2.8)
# Add path for custom modules
set(CMAKE_MODULE_PATH
"${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules"
)
-set(PACKAGE_VERSION "2.9")
+set(LLVM_VERSION_MAJOR 3)
+set(LLVM_VERSION_MINOR 6)
+set(LLVM_VERSION_PATCH 0)
+
+if (NOT PACKAGE_VERSION)
+ set(PACKAGE_VERSION "${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}svn")
+endif()
+
+option(LLVM_INSTALL_TOOLCHAIN_ONLY "Only include toolchain files in the 'install' target." OFF)
+
+option(LLVM_USE_FOLDERS "Enable solution folders in Visual Studio. Disable for Express versions." ON)
+if ( LLVM_USE_FOLDERS )
+ set_property(GLOBAL PROPERTY USE_FOLDERS ON)
+endif()
+
include(VersionFromVCS)
-add_version_info_from_vcs(PACKAGE_VERSION)
-set(PACKAGE_NAME llvm)
+option(LLVM_APPEND_VC_REV
+ "Append the version control system revision id to LLVM version" OFF)
+
+if( LLVM_APPEND_VC_REV )
+ add_version_info_from_vcs(PACKAGE_VERSION)
+endif()
+
+set(PACKAGE_NAME LLVM)
set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
-set(PACKAGE_BUGREPORT "llvmbugs@cs.uiuc.edu")
+set(PACKAGE_BUGREPORT "http://llvm.org/bugs/")
+
+set(BUG_REPORT_URL "${PACKAGE_BUGREPORT}" CACHE STRING
+ "Default URL where bug reports are to be submitted.")
+
+# Configure CPack.
+set(CPACK_PACKAGE_INSTALL_DIRECTORY "LLVM")
+set(CPACK_PACKAGE_VENDOR "LLVM")
+set(CPACK_PACKAGE_VERSION_MAJOR ${LLVM_VERSION_MAJOR})
+set(CPACK_PACKAGE_VERSION_MINOR ${LLVM_VERSION_MINOR})
+set(CPACK_PACKAGE_VERSION_PATCH ${LLVM_VERSION_PATCH})
+set(CPACK_PACKAGE_VERSION ${PACKAGE_VERSION})
+set(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_SOURCE_DIR}/LICENSE.TXT")
+if(WIN32 AND NOT UNIX)
+ set(CPACK_PACKAGE_INSTALL_REGISTRY_KEY "LLVM")
+ set(CPACK_PACKAGE_ICON "${CMAKE_CURRENT_SOURCE_DIR}\\\\cmake\\\\nsis_logo.bmp")
+ set(CPACK_NSIS_MUI_ICON "${CMAKE_CURRENT_SOURCE_DIR}\\\\cmake\\\\nsis_icon.ico")
+ set(CPACK_NSIS_MUI_UNIICON "${CMAKE_CURRENT_SOURCE_DIR}\\\\cmake\\\\nsis_icon.ico")
+ set(CPACK_NSIS_MODIFY_PATH "ON")
+ set(CPACK_NSIS_ENABLE_UNINSTALL_BEFORE_INSTALL "ON")
+ set(CPACK_NSIS_EXTRA_INSTALL_COMMANDS
+ "ExecWait '$INSTDIR/tools/msbuild/install.bat'")
+ set(CPACK_NSIS_EXTRA_UNINSTALL_COMMANDS
+ "ExecWait '$INSTDIR/tools/msbuild/uninstall.bat'")
+endif()
+include(CPack)
+# Sanity check our source directory to make sure that we are not trying to
+# generate an in-tree build (unless on MSVC_IDE, where it is ok), and to make
+# sure that we don't have any stray generated files lying around in the tree
+# (which would end up getting picked up by header search, instead of the correct
+# versions).
if( CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR AND NOT MSVC_IDE )
message(FATAL_ERROR "In-source builds are not allowed.
CMake would overwrite the makefiles distributed with LLVM.
This process created the file `CMakeCache.txt' and the directory `CMakeFiles'.
Please delete them.")
endif()
-
-string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE)
-
-set(LLVM_MAIN_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR})
-set(LLVM_MAIN_INCLUDE_DIR ${LLVM_MAIN_SRC_DIR}/include)
-set(LLVM_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})
-set(LLVM_TOOLS_BINARY_DIR ${LLVM_BINARY_DIR}/bin)
-set(LLVM_EXAMPLES_BINARY_DIR ${LLVM_BINARY_DIR}/examples)
-set(LLVM_LIBDIR_SUFFIX "" CACHE STRING "Define suffix of library directory name (32/64)" )
-
if( NOT CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR )
file(GLOB_RECURSE
tablegenned_files_on_include_dir
- "${LLVM_MAIN_SRC_DIR}/include/llvm/*.gen")
+ "${CMAKE_CURRENT_SOURCE_DIR}/include/llvm/*.gen")
file(GLOB_RECURSE
tablegenned_files_on_lib_dir
- "${LLVM_MAIN_SRC_DIR}/lib/Target/*.inc")
+ "${CMAKE_CURRENT_SOURCE_DIR}/lib/Target/*.inc")
if( tablegenned_files_on_include_dir OR tablegenned_files_on_lib_dir)
message(FATAL_ERROR "Apparently there is a previous in-source build,
probably as the result of running `configure' and `make' on
-${LLVM_MAIN_SRC_DIR}.
+${CMAKE_CURRENT_SOURCE_DIR}.
This may cause problems. The suspicious files are:
${tablegenned_files_on_lib_dir}
${tablegenned_files_on_include_dir}
endif()
endif()
+string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE)
+
+# They are used as destination of target generators.
+set(LLVM_RUNTIME_OUTPUT_INTDIR ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/bin)
+set(LLVM_LIBRARY_OUTPUT_INTDIR ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/lib)
+if(WIN32 OR CYGWIN)
+ # DLL platform -- put DLLs into bin.
+ set(LLVM_SHLIB_OUTPUT_INTDIR ${LLVM_RUNTIME_OUTPUT_INTDIR})
+else()
+ set(LLVM_SHLIB_OUTPUT_INTDIR ${LLVM_LIBRARY_OUTPUT_INTDIR})
+endif()
+
+# Each of them corresponds to llvm-config's.
+set(LLVM_TOOLS_BINARY_DIR ${LLVM_RUNTIME_OUTPUT_INTDIR}) # --bindir
+set(LLVM_LIBRARY_DIR ${LLVM_LIBRARY_OUTPUT_INTDIR}) # --libdir
+set(LLVM_MAIN_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR} ) # --src-root
+set(LLVM_MAIN_INCLUDE_DIR ${LLVM_MAIN_SRC_DIR}/include ) # --includedir
+set(LLVM_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR} ) # --prefix
+
+set(LLVM_EXAMPLES_BINARY_DIR ${LLVM_BINARY_DIR}/examples)
+set(LLVM_INCLUDE_DIR ${CMAKE_CURRENT_BINARY_DIR}/include)
+set(LLVM_LIBDIR_SUFFIX "" CACHE STRING "Define suffix of library directory name (32/64)" )
+
set(LLVM_ALL_TARGETS
- Alpha
+ AArch64
ARM
- Blackfin
- CBackend
- CellSPU
CppBackend
+ Hexagon
Mips
- MBlaze
MSP430
- PIC16
+ NVPTX
PowerPC
+ R600
Sparc
SystemZ
X86
XCore
)
-if( MSVC )
- set(LLVM_TARGETS_TO_BUILD X86
- CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
-else( MSVC )
- set(LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS}
- CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
-endif( MSVC )
+# List of targets with JIT support:
+set(LLVM_TARGETS_WITH_JIT X86 PowerPC AArch64 ARM Mips SystemZ)
-set(C_INCLUDE_DIRS "" CACHE STRING
- "Colon separated list of directories clang will search for headers.")
+set(LLVM_TARGETS_TO_BUILD "all"
+ CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
-set(LLVM_TARGET_ARCH "host"
- CACHE STRING "Set target to use for LLVM JIT or use \"host\" for automatic detection.")
+set(LLVM_EXPERIMENTAL_TARGETS_TO_BUILD ""
+ CACHE STRING "Semicolon-separated list of experimental targets to build.")
-option(LLVM_ENABLE_THREADS "Use threads if available." ON)
+option(BUILD_SHARED_LIBS
+ "Build all libraries as shared libraries instead of static" OFF)
-if( uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )
- option(LLVM_ENABLE_ASSERTIONS "Enable assertions" OFF)
-else()
- option(LLVM_ENABLE_ASSERTIONS "Enable assertions" ON)
+option(LLVM_ENABLE_TIMESTAMPS "Enable embedding timestamp information in build" ON)
+if(LLVM_ENABLE_TIMESTAMPS)
+ set(ENABLE_TIMESTAMPS 1)
endif()
-if( LLVM_ENABLE_ASSERTIONS )
- # MSVC doesn't like _DEBUG on release builds. See PR 4379.
- if( NOT MSVC )
- add_definitions( -D_DEBUG )
- endif()
- # 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()
+option(LLVM_ENABLE_BACKTRACES "Enable embedding backtraces on crash." ON)
+if(LLVM_ENABLE_BACKTRACES)
+ set(ENABLE_BACKTRACES 1)
endif()
-if( LLVM_TARGETS_TO_BUILD STREQUAL "all" )
- set( LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS} )
+option(LLVM_ENABLE_CRASH_OVERRIDES "Enable crash overrides." ON)
+if(LLVM_ENABLE_CRASH_OVERRIDES)
+ set(ENABLE_CRASH_OVERRIDES 1)
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 exist.
- 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)
+option(LLVM_ENABLE_FFI "Use libffi to call external functions from the interpreter" OFF)
+set(FFI_LIBRARY_DIR "" CACHE PATH "Additional directory, where CMake should search for libffi.so")
+set(FFI_INCLUDE_DIR "" CACHE PATH "Additional directory, where CMake should search for ffi.h or ffi/ffi.h")
-include(AddLLVMDefinitions)
+set(LLVM_TARGET_ARCH "host"
+ CACHE STRING "Set target to use for LLVM JIT or use \"host\" for automatic detection.")
-if(WIN32)
- if(CYGWIN)
- set(LLVM_ON_WIN32 0)
- set(LLVM_ON_UNIX 1)
- else(CYGWIN)
- set(LLVM_ON_WIN32 1)
- set(LLVM_ON_UNIX 0)
- endif(CYGWIN)
- set(LTDL_SHLIB_EXT ".dll")
- set(EXEEXT ".exe")
- # Maximum path length is 160 for non-unicode paths
- set(MAXPATHLEN 160)
-else(WIN32)
- if(UNIX)
- set(LLVM_ON_WIN32 0)
- set(LLVM_ON_UNIX 1)
- if(APPLE)
- set(LTDL_SHLIB_EXT ".dylib")
- else(APPLE)
- set(LTDL_SHLIB_EXT ".so")
- endif(APPLE)
- set(EXEEXT "")
- # FIXME: Maximum path length is currently set to 'safe' fixed value
- set(MAXPATHLEN 2024)
- else(UNIX)
- MESSAGE(SEND_ERROR "Unable to determine platform")
- endif(UNIX)
-endif(WIN32)
+option(LLVM_ENABLE_TERMINFO "Use terminfo database if available." ON)
-include(config-ix)
+option(LLVM_ENABLE_THREADS "Use threads if available." ON)
-option(LLVM_ENABLE_PIC "Build Position-Independent Code" ON)
+option(LLVM_ENABLE_ZLIB "Use zlib for compression/decompression if available." ON)
-set(ENABLE_PIC 0)
-if( LLVM_ENABLE_PIC )
- if( XCODE )
- # Xcode has -mdynamic-no-pic on by default, which overrides -fPIC. I don't
- # know how to disable this, so just force ENABLE_PIC off for now.
- message(STATUS "Warning: -fPIC not supported with Xcode.")
- else( XCODE )
- 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()
+if( LLVM_TARGETS_TO_BUILD STREQUAL "all" )
+ set( LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS} )
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(LLVM_TARGETS_TO_BUILD
+ ${LLVM_TARGETS_TO_BUILD}
+ ${LLVM_EXPERIMENTAL_TARGETS_TO_BUILD})
+list(REMOVE_DUPLICATES LLVM_TARGETS_TO_BUILD)
-# set(CMAKE_VERBOSE_MAKEFILE true)
+include(AddLLVMDefinitions)
-add_llvm_definitions( -D__STDC_LIMIT_MACROS )
-add_llvm_definitions( -D__STDC_CONSTANT_MACROS )
+option(LLVM_ENABLE_PIC "Build Position-Independent Code" ON)
# MSVC has a gazillion warnings with this.
if( MSVC )
option(LLVM_ENABLE_WARNINGS "Enable compiler warnings." OFF)
-else( MSVC )
+else()
option(LLVM_ENABLE_WARNINGS "Enable compiler warnings." ON)
endif()
+option(LLVM_ENABLE_CXX1Y "Compile with C++1y enabled." OFF)
+option(LLVM_ENABLE_LIBCXX "Use libc++ if available." OFF)
option(LLVM_ENABLE_PEDANTIC "Compile with pedantic enabled." ON)
option(LLVM_ENABLE_WERROR "Fail and stop if a warning is triggered." OFF)
+if( NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "DEBUG" )
+ option(LLVM_ENABLE_ASSERTIONS "Enable assertions" OFF)
+else()
+ option(LLVM_ENABLE_ASSERTIONS "Enable assertions" ON)
+endif()
+
+option(LLVM_FORCE_USE_OLD_HOST_TOOLCHAIN
+ "Set to ON to force using an old, unsupported host toolchain." OFF)
+
+option(LLVM_USE_INTEL_JITEVENTS
+ "Use Intel JIT API to inform Intel(R) VTune(TM) Amplifier XE 2011 about JIT code"
+ OFF)
+
+if( LLVM_USE_INTEL_JITEVENTS )
+ # Verify we are on a supported platform
+ if( NOT CMAKE_SYSTEM_NAME MATCHES "Windows" AND NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
+ message(FATAL_ERROR
+ "Intel JIT API support is available on Linux and Windows only.")
+ endif()
+endif( LLVM_USE_INTEL_JITEVENTS )
+
+option(LLVM_USE_OPROFILE
+ "Use opagent JIT interface to inform OProfile about JIT code" OFF)
+
+# If enabled, verify we are on a platform that supports oprofile.
+if( LLVM_USE_OPROFILE )
+ if( NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
+ message(FATAL_ERROR "OProfile support is available on Linux only.")
+ endif( NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
+endif( LLVM_USE_OPROFILE )
+
+set(LLVM_USE_SANITIZER "" CACHE STRING
+ "Define the sanitizer used to build binaries and tests.")
+
+option(LLVM_USE_SPLIT_DWARF
+ "Use -gsplit-dwarf when compiling llvm." OFF)
+
+option(WITH_POLLY "Build LLVM with Polly" ON)
+option(LINK_POLLY_INTO_TOOLS "Static link Polly into tools" OFF)
+
+# Define an option controlling whether we should build for 32-bit on 64-bit
+# platforms, where supported.
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)
- endif( LLVM_BUILD_32_BITS )
-endif( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32 )
-
-if( MSVC )
- include(ChooseMSVCCRT)
-
- 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 )
-
- # Suppress 'new behavior: elements of array 'array' will be default initialized'
- add_llvm_definitions( -wd4351 )
-
- # Enable warnings
- if (LLVM_ENABLE_WARNINGS)
- add_llvm_definitions( /W4 /Wall )
- if (LLVM_ENABLE_PEDANTIC)
- # No MSVC equivalent available
- endif (LLVM_ENABLE_PEDANTIC)
- endif (LLVM_ENABLE_WARNINGS)
- if (LLVM_ENABLE_WERROR)
- add_llvm_definitions( /WX )
- endif (LLVM_ENABLE_WERROR)
-elseif( CMAKE_COMPILER_IS_GNUCXX )
- if (LLVM_ENABLE_WARNINGS)
- add_llvm_definitions( -Wall -W -Wno-unused-parameter -Wwrite-strings )
- if (LLVM_ENABLE_PEDANTIC)
- add_llvm_definitions( -pedantic -Wno-long-long )
- endif (LLVM_ENABLE_PEDANTIC)
- endif (LLVM_ENABLE_WARNINGS)
- if (LLVM_ENABLE_WERROR)
- add_llvm_definitions( -Werror )
- endif (LLVM_ENABLE_WERROR)
-endif( MSVC )
-
-include_directories( ${LLVM_BINARY_DIR}/include ${LLVM_MAIN_INCLUDE_DIR})
-
-if( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )
- SET(CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS} "-include llvm/System/Solaris.h")
-endif( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )
+endif()
-include(AddLLVM)
-include(TableGen)
+# Define the default arguments to use with 'lit', and an option for the user to
+# override.
+set(LIT_ARGS_DEFAULT "-sv")
+if (MSVC OR XCODE)
+ set(LIT_ARGS_DEFAULT "${LIT_ARGS_DEFAULT} --no-progress-bar")
+endif()
+set(LLVM_LIT_ARGS "${LIT_ARGS_DEFAULT}" CACHE STRING "Default options for lit")
-if( MINGW )
- get_system_libs(LLVM_SYSTEM_LIBS_LIST)
- foreach(l ${LLVM_SYSTEM_LIBS_LIST})
- set(LLVM_SYSTEM_LIBS "${LLVM_SYSTEM_LIBS} -l${l}")
- endforeach()
- set(CMAKE_CXX_STANDARD_LIBRARIES "${CMAKE_CXX_STANDARD_LIBRARIES}${LLVM_SYSTEM_LIBS}")
- set(CMAKE_C_STANDARD_LIBRARIES "${CMAKE_C_STANDARD_LIBRARIES}${LLVM_SYSTEM_LIBS}")
+# On Win32 hosts, provide an option to specify the path to the GnuWin32 tools.
+if( WIN32 AND NOT CYGWIN )
+ set(LLVM_LIT_TOOLS_DIR "" CACHE PATH "Path to GnuWin32 tools")
endif()
-add_subdirectory(lib/Support)
-add_subdirectory(lib/System)
+# Define options to control the inclusion and default build behavior for
+# components which may not strictly be necessary (tools, examples, and tests).
+#
+# This is primarily to support building smaller or faster project files.
+option(LLVM_INCLUDE_TOOLS "Generate build targets for the LLVM tools." ON)
+option(LLVM_BUILD_TOOLS
+ "Build the LLVM tools. If OFF, just generate build targets." ON)
+
+option(LLVM_INCLUDE_UTILS "Generate build targets for the LLVM utils." ON)
+
+option(LLVM_BUILD_RUNTIME
+ "Build the LLVM runtime libraries." ON)
+option(LLVM_BUILD_EXAMPLES
+ "Build the LLVM example programs. If OFF, just generate build targets." OFF)
+option(LLVM_INCLUDE_EXAMPLES "Generate build targets for the LLVM examples" ON)
+
+option(LLVM_BUILD_TESTS
+ "Build LLVM unit tests. If OFF, just generate build targets." OFF)
+option(LLVM_INCLUDE_TESTS "Generate build targets for the LLVM unit tests." ON)
+
+option (LLVM_BUILD_DOCS "Build the llvm documentation." OFF)
+option (LLVM_INCLUDE_DOCS "Generate build targets for llvm documentation." ON)
+option (LLVM_ENABLE_DOXYGEN "Use doxygen to generate llvm API documentation." OFF)
+option (LLVM_ENABLE_SPHINX "Use Sphinx to generate llvm documentation." OFF)
+
+option (LLVM_BUILD_EXTERNAL_COMPILER_RT
+ "Build compiler-rt as an external project." OFF)
+
+# All options referred to from HandleLLVMOptions have to be specified
+# BEFORE this include, otherwise options will not be correctly set on
+# first cmake run
+include(config-ix)
-# Everything else depends on Support and System:
-set(LLVM_COMMON_DEPENDS ${LLVM_COMMON_DEPENDS} ${LLVM_LIBS} )
+# By default, we target the host, but this can be overridden at CMake
+# invocation time.
+set(LLVM_DEFAULT_TARGET_TRIPLE "${LLVM_HOST_TRIPLE}" CACHE STRING
+ "Default target for which LLVM will generate code." )
+set(TARGET_TRIPLE "${LLVM_DEFAULT_TARGET_TRIPLE}")
-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 ${LLVM_TABLEGEN})
+include(HandleLLVMOptions)
-add_subdirectory(utils/TableGen)
+# Verify that we can find a Python 2 interpreter. Python 3 is unsupported.
+set(Python_ADDITIONAL_VERSIONS 2.7 2.6 2.5)
+include(FindPythonInterp)
+if( NOT PYTHONINTERP_FOUND )
+ message(FATAL_ERROR
+"Unable to find Python interpreter, required for builds and testing.
-if( CMAKE_CROSSCOMPILING )
- # This adds a dependency on target `tblgen', so must go after utils/TableGen
- include( CrossCompileLLVM )
-endif( CMAKE_CROSSCOMPILING )
+Please install Python or specify the PYTHON_EXECUTABLE CMake variable.")
+endif()
-add_subdirectory(include/llvm)
+######
+# LLVMBuild Integration
+#
+# We use llvm-build to generate all the data required by the CMake based
+# build system in one swoop:
+#
+# - We generate a file (a CMake fragment) in the object root which contains
+# all the definitions that are required by CMake.
+#
+# - We generate the library table used by llvm-config.
+#
+# - We generate the dependencies for the CMake fragment, so that we will
+# automatically reconfigure outselves.
+
+set(LLVMBUILDTOOL "${LLVM_MAIN_SRC_DIR}/utils/llvm-build/llvm-build")
+set(LLVMCONFIGLIBRARYDEPENDENCIESINC
+ "${LLVM_BINARY_DIR}/tools/llvm-config/LibraryDependencies.inc")
+set(LLVMBUILDCMAKEFRAG
+ "${LLVM_BINARY_DIR}/LLVMBuild.cmake")
+
+# Create the list of optional components that are enabled
+if (LLVM_USE_INTEL_JITEVENTS)
+ set(LLVMOPTIONALCOMPONENTS IntelJITEvents)
+endif (LLVM_USE_INTEL_JITEVENTS)
+if (LLVM_USE_OPROFILE)
+ set(LLVMOPTIONALCOMPONENTS ${LLVMOPTIONALCOMPONENTS} OProfileJIT)
+endif (LLVM_USE_OPROFILE)
+
+message(STATUS "Constructing LLVMBuild project information")
+execute_process(
+ COMMAND ${PYTHON_EXECUTABLE} ${LLVMBUILDTOOL}
+ --native-target "${LLVM_NATIVE_ARCH}"
+ --enable-targets "${LLVM_TARGETS_TO_BUILD}"
+ --enable-optional-components "${LLVMOPTIONALCOMPONENTS}"
+ --write-library-table ${LLVMCONFIGLIBRARYDEPENDENCIESINC}
+ --write-cmake-fragment ${LLVMBUILDCMAKEFRAG}
+ OUTPUT_VARIABLE LLVMBUILDOUTPUT
+ ERROR_VARIABLE LLVMBUILDERRORS
+ OUTPUT_STRIP_TRAILING_WHITESPACE
+ ERROR_STRIP_TRAILING_WHITESPACE
+ RESULT_VARIABLE LLVMBUILDRESULT)
+
+# On Win32, CMake doesn't properly handle piping the default output/error
+# streams into the GUI console. So, we explicitly catch and report them.
+if( NOT "${LLVMBUILDOUTPUT}" STREQUAL "")
+ message(STATUS "llvm-build output: ${LLVMBUILDOUTPUT}")
+endif()
+if( NOT "${LLVMBUILDRESULT}" STREQUAL "0" )
+ message(FATAL_ERROR
+ "Unexpected failure executing llvm-build: ${LLVMBUILDERRORS}")
+endif()
+
+# Include the generated CMake fragment. This will define properties from the
+# LLVMBuild files in a format which is easy to consume from CMake, and will add
+# the dependencies so that CMake will reconfigure properly when the LLVMBuild
+# files change.
+include(${LLVMBUILDCMAKEFRAG})
-add_subdirectory(lib/VMCore)
-add_subdirectory(lib/CodeGen)
-add_subdirectory(lib/CodeGen/SelectionDAG)
-add_subdirectory(lib/CodeGen/AsmPrinter)
-add_subdirectory(lib/Bitcode/Reader)
-add_subdirectory(lib/Bitcode/Writer)
-add_subdirectory(lib/Transforms/Utils)
-add_subdirectory(lib/Transforms/Instrumentation)
-add_subdirectory(lib/Transforms/InstCombine)
-add_subdirectory(lib/Transforms/Scalar)
-add_subdirectory(lib/Transforms/IPO)
-add_subdirectory(lib/Transforms/Hello)
-add_subdirectory(lib/Linker)
-add_subdirectory(lib/Analysis)
-add_subdirectory(lib/Analysis/IPA)
-add_subdirectory(lib/MC)
-add_subdirectory(lib/MC/MCParser)
-add_subdirectory(lib/MC/MCDisassembler)
-
-add_subdirectory(utils/FileCheck)
-add_subdirectory(utils/count)
-add_subdirectory(utils/not)
-add_subdirectory(utils/llvm-lit)
+######
+# Configure all of the various header file fragments LLVM uses which depend on
+# configuration variables.
+set(LLVM_ENUM_TARGETS "")
set(LLVM_ENUM_ASM_PRINTERS "")
set(LLVM_ENUM_ASM_PARSERS "")
set(LLVM_ENUM_DISASSEMBLERS "")
foreach(t ${LLVM_TARGETS_TO_BUILD})
- message(STATUS "Targeting ${t}")
- add_subdirectory(lib/Target/${t})
- add_subdirectory(lib/Target/${t}/TargetInfo)
- if( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmPrinter/CMakeLists.txt )
- add_subdirectory(lib/Target/${t}/AsmPrinter)
- set(LLVM_ENUM_ASM_PRINTERS
+ set( td ${LLVM_MAIN_SRC_DIR}/lib/Target/${t} )
+
+ list(FIND LLVM_ALL_TARGETS ${t} idx)
+ list(FIND LLVM_EXPERIMENTAL_TARGETS_TO_BUILD ${t} idy)
+ if( idx LESS 0 AND idy LESS 0 )
+ message(FATAL_ERROR "The target `${t}' does not exist.
+ It should be one of\n${LLVM_ALL_TARGETS}")
+ else()
+ set(LLVM_ENUM_TARGETS "${LLVM_ENUM_TARGETS}LLVM_TARGET(${t})\n")
+ endif()
+
+ file(GLOB asmp_file "${td}/*AsmPrinter.cpp")
+ if( asmp_file )
+ 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 )
- if( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmParser/CMakeLists.txt )
- add_subdirectory(lib/Target/${t}/AsmParser)
- set(LLVM_ENUM_ASM_PARSERS
+ endif()
+ if( EXISTS ${td}/AsmParser/CMakeLists.txt )
+ set(LLVM_ENUM_ASM_PARSERS
"${LLVM_ENUM_ASM_PARSERS}LLVM_ASM_PARSER(${t})\n")
- endif( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmParser/CMakeLists.txt )
- if( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/Disassembler/CMakeLists.txt )
- add_subdirectory(lib/Target/${t}/Disassembler)
+ endif()
+ if( EXISTS ${td}/Disassembler/CMakeLists.txt )
set(LLVM_ENUM_DISASSEMBLERS
"${LLVM_ENUM_DISASSEMBLERS}LLVM_DISASSEMBLER(${t})\n")
- endif( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/Disassembler/CMakeLists.txt )
- set(CURRENT_LLVM_TARGET)
+ endif()
endforeach(t)
-# Produce llvm/Config/AsmPrinters.def
+# Produce the target definition files, which provide a way for clients to easily
+# include various classes of targets.
configure_file(
${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmPrinters.def.in
- ${LLVM_BINARY_DIR}/include/llvm/Config/AsmPrinters.def
+ ${LLVM_INCLUDE_DIR}/llvm/Config/AsmPrinters.def
)
-
-# Produce llvm/Config/AsmParsers.def
configure_file(
${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmParsers.def.in
- ${LLVM_BINARY_DIR}/include/llvm/Config/AsmParsers.def
+ ${LLVM_INCLUDE_DIR}/llvm/Config/AsmParsers.def
)
-
-# Produce llvm/Config/Disassemblers.def
configure_file(
${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Disassemblers.def.in
- ${LLVM_BINARY_DIR}/include/llvm/Config/Disassemblers.def
+ ${LLVM_INCLUDE_DIR}/llvm/Config/Disassemblers.def
)
+configure_file(
+ ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Targets.def.in
+ ${LLVM_INCLUDE_DIR}/llvm/Config/Targets.def
+ )
+
+# Configure the three LLVM configuration header files.
+configure_file(
+ ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/config.h.cmake
+ ${LLVM_INCLUDE_DIR}/llvm/Config/config.h)
+configure_file(
+ ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/llvm-config.h.cmake
+ ${LLVM_INCLUDE_DIR}/llvm/Config/llvm-config.h)
+configure_file(
+ ${LLVM_MAIN_INCLUDE_DIR}/llvm/Support/DataTypes.h.cmake
+ ${LLVM_INCLUDE_DIR}/llvm/Support/DataTypes.h)
-add_subdirectory(lib/ExecutionEngine)
-add_subdirectory(lib/ExecutionEngine/Interpreter)
-add_subdirectory(lib/ExecutionEngine/JIT)
-add_subdirectory(lib/Target)
-add_subdirectory(lib/AsmParser)
-add_subdirectory(lib/Archive)
+# They are not referenced. See set_output_directory().
+set( CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/bin )
+set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
+set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
+
+set(CMAKE_BUILD_WITH_INSTALL_RPATH ON)
+if (APPLE)
+ set(CMAKE_INSTALL_NAME_DIR "@rpath")
+ set(CMAKE_INSTALL_RPATH "@executable_path/../lib")
+else(UNIX)
+ if(NOT DEFINED CMAKE_INSTALL_RPATH)
+ set(CMAKE_INSTALL_RPATH "\$ORIGIN/../lib")
+ if (${CMAKE_SYSTEM_NAME} MATCHES FreeBSD)
+ set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-z,origin")
+ endif()
+ endif(NOT DEFINED CMAKE_INSTALL_RPATH)
+endif()
+
+set(CMAKE_INCLUDE_CURRENT_DIR ON)
+
+include_directories( ${LLVM_INCLUDE_DIR} ${LLVM_MAIN_INCLUDE_DIR})
+
+if( ${CMAKE_SYSTEM_NAME} MATCHES FreeBSD )
+ # On FreeBSD, /usr/local/* is not used by default. In order to build LLVM
+ # with libxml2, iconv.h, etc., we must add /usr/local paths.
+ include_directories("/usr/local/include")
+ link_directories("/usr/local/lib")
+endif( ${CMAKE_SYSTEM_NAME} MATCHES FreeBSD )
+
+if( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )
+ SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -include llvm/Support/Solaris.h")
+endif( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )
+
+# Make sure we don't get -rdynamic in every binary. For those that need it,
+# use set_target_properties(target PROPERTIES ENABLE_EXPORTS 1)
+set(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "")
+
+include(AddLLVM)
+include(TableGen)
+
+if( MINGW )
+ # People report that -O3 is unreliable on MinGW. The traditional
+ # build also uses -O2 for that reason:
+ llvm_replace_compiler_option(CMAKE_CXX_FLAGS_RELEASE "-O3" "-O2")
+endif()
+
+# Put this before tblgen. Else we have a circular dependence.
+add_subdirectory(lib/Support)
+add_subdirectory(lib/TableGen)
+
+add_subdirectory(utils/TableGen)
+
+add_subdirectory(include/llvm)
+
+add_subdirectory(lib)
+
+if( LLVM_INCLUDE_UTILS )
+ add_subdirectory(utils/FileCheck)
+ add_subdirectory(utils/PerfectShuffle)
+ add_subdirectory(utils/count)
+ add_subdirectory(utils/not)
+ add_subdirectory(utils/llvm-lit)
+ add_subdirectory(utils/yaml-bench)
+else()
+ if ( LLVM_INCLUDE_TESTS )
+ message(FATAL_ERROR "Including tests when not building utils will not work.
+ Either set LLVM_INCLUDE_UTILS to On, or set LLVM_INCLDE_TESTS to Off.")
+ endif()
+endif()
+
+if(LLVM_INCLUDE_TESTS)
+ add_subdirectory(utils/unittest)
+endif()
add_subdirectory(projects)
-option(LLVM_BUILD_TOOLS "Build LLVM tool programs." ON)
-option(LLVM_INCLUDE_TOOLS
- "Include LLVM tool programs as an available target." ON)
-add_subdirectory(tools)
+if(WITH_POLLY)
+ if(NOT EXISTS ${LLVM_MAIN_SRC_DIR}/tools/polly/CMakeLists.txt)
+ set(WITH_POLLY OFF)
+ endif()
+endif(WITH_POLLY)
-option(LLVM_BUILD_EXAMPLES "Build LLVM example programs." OFF)
-option(LLVM_INCLUDE_EXAMPLES
- "Include LLVM example programs as an available target." OFF)
-add_subdirectory(examples)
+if( LLVM_INCLUDE_TOOLS )
+ add_subdirectory(tools)
+endif()
-option(LLVM_BUILD_TESTS "Build LLVM unit tests." OFF)
-option(LLVM_INCLUDE_TESTS
- "Include LLVM unit tests as an available target." OFF)
-add_subdirectory(test)
-add_subdirectory(utils/unittest)
-add_subdirectory(unittests)
+if( LLVM_INCLUDE_EXAMPLES )
+ add_subdirectory(examples)
+endif()
+if( LLVM_INCLUDE_TESTS )
+ add_subdirectory(test)
+ add_subdirectory(unittests)
+ if (MSVC)
+ # This utility is used to prevent crashing tests from calling Dr. Watson on
+ # Windows.
+ add_subdirectory(utils/KillTheDoctor)
+ endif()
-add_subdirectory(cmake/modules)
+ # Add a global check rule now that all subdirectories have been traversed
+ # and we know the total set of lit testsuites.
+ get_property(LLVM_LIT_TESTSUITES GLOBAL PROPERTY LLVM_LIT_TESTSUITES)
+ get_property(LLVM_LIT_PARAMS GLOBAL PROPERTY LLVM_LIT_PARAMS)
+ get_property(LLVM_LIT_DEPENDS GLOBAL PROPERTY LLVM_LIT_DEPENDS)
+ get_property(LLVM_LIT_EXTRA_ARGS GLOBAL PROPERTY LLVM_LIT_EXTRA_ARGS)
+ add_lit_target(check-all
+ "Running all regression tests"
+ ${LLVM_LIT_TESTSUITES}
+ PARAMS ${LLVM_LIT_PARAMS}
+ DEPENDS ${LLVM_LIT_DEPENDS}
+ ARGS ${LLVM_LIT_EXTRA_ARGS}
+ )
+endif()
-install(DIRECTORY include/
- DESTINATION include
- FILES_MATCHING
- PATTERN "*.def"
- PATTERN "*.h"
- PATTERN "*.td"
- PATTERN "*.inc"
- PATTERN ".svn" EXCLUDE
- )
+if (LLVM_INCLUDE_DOCS)
+ add_subdirectory(docs)
+endif()
-install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/include/
- DESTINATION include
- FILES_MATCHING
- PATTERN "*.def"
- PATTERN "*.h"
- PATTERN "*.gen"
- PATTERN "*.inc"
- # Exclude include/llvm/CMakeFiles/intrinsics_gen.dir, matched by "*.def"
- PATTERN "CMakeFiles" EXCLUDE
- PATTERN ".svn" EXCLUDE
- )
+add_subdirectory(cmake/modules)
-# TODO: make and install documentation.
+if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
+ install(DIRECTORY include/llvm include/llvm-c
+ DESTINATION include
+ FILES_MATCHING
+ PATTERN "*.def"
+ PATTERN "*.h"
+ PATTERN "*.td"
+ PATTERN "*.inc"
+ PATTERN "LICENSE.TXT"
+ PATTERN ".svn" EXCLUDE
+ )
+
+ install(DIRECTORY ${LLVM_INCLUDE_DIR}/llvm
+ DESTINATION include
+ FILES_MATCHING
+ PATTERN "*.def"
+ PATTERN "*.h"
+ PATTERN "*.gen"
+ PATTERN "*.inc"
+ # Exclude include/llvm/CMakeFiles/intrinsics_gen.dir, matched by "*.def"
+ PATTERN "CMakeFiles" EXCLUDE
+ PATTERN "config.h" EXCLUDE
+ PATTERN ".svn" EXCLUDE
+ )
+endif()