Factor the option and checking of compiler version better. Put the
[oota-llvm.git] / CMakeLists.txt
index d3edc0219858ac5dd6c6dca5df978c51a3728713..c689dca3b5701d54d6f5da01088e968ac5031759 100644 (file)
@@ -1,7 +1,7 @@
 # See docs/CMake.html for instructions about how to build LLVM with CMake.
 
 project(LLVM)
-cmake_minimum_required(VERSION 2.8)
+cmake_minimum_required(VERSION 2.8.8)
 
 # Add path for custom modules
 set(CMAKE_MODULE_PATH
@@ -11,9 +11,13 @@ set(CMAKE_MODULE_PATH
   )
 
 set(LLVM_VERSION_MAJOR 3)
-set(LLVM_VERSION_MINOR 2)
+set(LLVM_VERSION_MINOR 5)
 
-set(PACKAGE_VERSION "${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}svn")
+if (NOT PACKAGE_VERSION)
+  set(PACKAGE_VERSION "${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}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 )
@@ -33,6 +37,28 @@ set(PACKAGE_NAME LLVM)
 set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
 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 ${PACKAGE_VERSION})
+set(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_SOURCE_DIR}/LICENSE.TXT")
+if(WIN32 AND NOT UNIX)
+  set(CPACK_PACKAGE_INSTALL_REGISTRY_KEY "LLVM")
+  set(CPACK_PACKAGE_ICON "${CMAKE_CURRENT_SOURCE_DIR}\\\\cmake\\\\nsis_logo.bmp")
+  set(CPACK_NSIS_MODIFY_PATH "ON")
+  set(CPACK_NSIS_ENABLE_UNINSTALL_BEFORE_INSTALL "ON")
+  set(CPACK_NSIS_EXTRA_INSTALL_COMMANDS
+    "ExecWait '$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
@@ -71,33 +97,33 @@ 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_INCLUDE_DIR ${CMAKE_CURRENT_BINARY_DIR}/include)
 set(LLVM_LIBDIR_SUFFIX "" CACHE STRING "Define suffix of library directory name (32/64)" )
 
+set(LLVM_RUNTIME_OUTPUT_INTDIR ${LLVM_BINARY_DIR}/${CMAKE_CFG_INTDIR}/bin)
+set(LLVM_LIBRARY_OUTPUT_INTDIR ${LLVM_BINARY_DIR}/${CMAKE_CFG_INTDIR}/lib)
+
 set(LLVM_ALL_TARGETS
+  AArch64
   ARM
-  CellSPU
   CppBackend
   Hexagon
   Mips
-  MBlaze
   MSP430
   NVPTX
   PowerPC
+  R600
   Sparc
+  SystemZ
   X86
   XCore
   )
 
 # List of targets with JIT support:
-set(LLVM_TARGETS_WITH_JIT X86 PowerPC ARM Mips)
+set(LLVM_TARGETS_WITH_JIT X86 PowerPC AArch64 ARM Mips SystemZ)
 
-if( MSVC )
-  set(LLVM_TARGETS_TO_BUILD X86
+set(LLVM_TARGETS_TO_BUILD "all"
     CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
-else( MSVC )
-  set(LLVM_TARGETS_TO_BUILD "all"
-    CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
-endif( MSVC )
 
 set(LLVM_EXPERIMENTAL_TARGETS_TO_BUILD ""
   CACHE STRING "Semicolon-separated list of experimental targets to build.")
@@ -120,6 +146,11 @@ if(LLVM_ENABLE_BACKTRACES)
   set(ENABLE_BACKTRACES 1)
 endif()
 
+option(LLVM_ENABLE_CRASH_OVERRIDES "Enable crash overrides." ON)
+if(LLVM_ENABLE_CRASH_OVERRIDES)
+  set(ENABLE_CRASH_OVERRIDES 1)
+endif()
+
 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")
@@ -127,8 +158,12 @@ set(FFI_INCLUDE_DIR "" CACHE PATH "Additional directory, where CMake should sear
 set(LLVM_TARGET_ARCH "host"
   CACHE STRING "Set target to use for LLVM JIT or use \"host\" for automatic detection.")
 
+option(LLVM_ENABLE_TERMINFO "Use terminfo database if available." ON)
+
 option(LLVM_ENABLE_THREADS "Use threads if available." ON)
 
+option(LLVM_ENABLE_ZLIB "Use zlib for compression/decompression if available." ON)
+
 if( LLVM_TARGETS_TO_BUILD STREQUAL "all" )
   set( LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS} )
 endif()
@@ -136,20 +171,7 @@ endif()
 set(LLVM_TARGETS_TO_BUILD
    ${LLVM_TARGETS_TO_BUILD}
    ${LLVM_EXPERIMENTAL_TARGETS_TO_BUILD})
-
-set(LLVM_ENUM_TARGETS "")
-foreach(c ${LLVM_TARGETS_TO_BUILD})
-  list(FIND LLVM_ALL_TARGETS ${c} idx)
-  list(FIND LLVM_EXPERIMENTAL_TARGETS_TO_BUILD ${c} idy)
-  if( idx LESS 0 AND idy LESS 0 )
-    message(FATAL_ERROR "The target `${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)
-
-set(llvm_builded_incs_dir ${LLVM_BINARY_DIR}/include/llvm)
+list(REMOVE_DUPLICATES LLVM_TARGETS_TO_BUILD)
 
 include(AddLLVMDefinitions)
 
@@ -162,15 +184,20 @@ else( MSVC )
   option(LLVM_ENABLE_WARNINGS "Enable compiler warnings." ON)
 endif()
 
+option(LLVM_ENABLE_CXX11 "Compile with C++11 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( uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )
+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)
@@ -186,13 +213,19 @@ endif( LLVM_USE_INTEL_JITEVENTS )
 option(LLVM_USE_OPROFILE
   "Use opagent JIT interface to inform OProfile about JIT code" OFF)
 
-# If enabled, ierify we are on a platform that supports oprofile.
+# 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)
+
 # 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 )
@@ -214,18 +247,15 @@ if( WIN32 AND NOT CYGWIN )
 endif()
 
 # Define options to control the inclusion and default build behavior for
-# components which may not strictly be necessary (tools, runtime, examples, and
-# tests).
+# 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_RUNTIME "Generate build targets for the LLVM runtimes" ON)
 option(LLVM_BUILD_RUNTIME
-  "Build the LLVM runtime libraries. If OFF, just generate build targets." ON)
-
+  "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)
@@ -234,6 +264,10 @@ 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 documentation." 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
@@ -243,12 +277,12 @@ include(config-ix)
 # 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}" CACHE STRING
-  "Default target for which LLVM will generate code." )
+set(TARGET_TRIPLE "${LLVM_DEFAULT_TARGET_TRIPLE}")
 
 include(HandleLLVMOptions)
 
-# Verify that we can find a Python interpreter,
+# 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
@@ -293,7 +327,7 @@ execute_process(
             --enable-optional-components "${LLVMOPTIONALCOMPONENTS}"
             --write-library-table ${LLVMCONFIGLIBRARYDEPENDENCIESINC}
             --write-cmake-fragment ${LLVMBUILDCMAKEFRAG}
-            ERROR_VARIABLE LLVMBUILDOUTPUT
+            OUTPUT_VARIABLE LLVMBUILDOUTPUT
             ERROR_VARIABLE LLVMBUILDERRORS
             OUTPUT_STRIP_TRAILING_WHITESPACE
             ERROR_STRIP_TRAILING_WHITESPACE
@@ -319,11 +353,22 @@ include(${LLVMBUILDCMAKEFRAG})
 
 # 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})
   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
@@ -343,44 +388,59 @@ endforeach(t)
 # 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
   )
 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
   )
 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_BINARY_DIR}/include/llvm/Config/Targets.def
+  ${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_BINARY_DIR}/include/llvm/Config/config.h)
+  ${LLVM_INCLUDE_DIR}/llvm/Config/config.h)
 configure_file(
   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/llvm-config.h.cmake
-  ${LLVM_BINARY_DIR}/include/llvm/Config/llvm-config.h)
+  ${LLVM_INCLUDE_DIR}/llvm/Config/llvm-config.h)
 configure_file(
   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Support/DataTypes.h.cmake
-  ${LLVM_BINARY_DIR}/include/llvm/Support/DataTypes.h)
+  ${LLVM_INCLUDE_DIR}/llvm/Support/DataTypes.h)
 
 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 )
 
+if( NOT DEFINED CMAKE_INSTALL_RPATH )
+  set( CMAKE_INSTALL_RPATH "\$ORIGIN/../lib")
+endif( NOT DEFINED CMAKE_INSTALL_RPATH )
+
 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 
-include_directories( ${LLVM_BINARY_DIR}/include ${LLVM_MAIN_INCLUDE_DIR})
+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)
 
@@ -406,8 +466,6 @@ add_subdirectory(utils/count)
 add_subdirectory(utils/not)
 add_subdirectory(utils/llvm-lit)
 add_subdirectory(utils/yaml-bench)
-add_subdirectory(utils/obj2yaml)
-add_subdirectory(utils/yaml2obj)
 
 add_subdirectory(projects)
 
@@ -415,10 +473,6 @@ if( LLVM_INCLUDE_TOOLS )
   add_subdirectory(tools)
 endif()
 
-if( LLVM_INCLUDE_RUNTIME )
-  add_subdirectory(runtime)
-endif()
-
 if( LLVM_INCLUDE_EXAMPLES )
   add_subdirectory(examples)
 endif()
@@ -428,7 +482,7 @@ if( LLVM_INCLUDE_TESTS )
   add_subdirectory(utils/unittest)
   add_subdirectory(unittests)
   if (MSVC)
-    # This utility is used to prevent chrashing tests from calling Dr. Watson on
+    # This utility is used to prevent crashing tests from calling Dr. Watson on
     # Windows.
     add_subdirectory(utils/KillTheDoctor)
   endif()
@@ -448,38 +502,36 @@ if( LLVM_INCLUDE_TESTS )
     )
 endif()
 
-add_subdirectory(cmake/modules)
-
-install(DIRECTORY include/
-  DESTINATION include
-  FILES_MATCHING
-  PATTERN "*.def"
-  PATTERN "*.h"
-  PATTERN "*.td"
-  PATTERN "*.inc"
-  PATTERN "LICENSE.TXT"
-  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/
+    DESTINATION include
+    FILES_MATCHING
+    PATTERN "*.def"
+    PATTERN "*.h"
+    PATTERN "*.td"
+    PATTERN "*.inc"
+    PATTERN "LICENSE.TXT"
+    PATTERN ".svn" EXCLUDE
+    )
 
-set(CPACK_PACKAGE_VENDOR "LLVM")
-set(CPACK_PACKAGE_VERSION_MAJOR ${LLVM_VERSION_MAJOR})
-set(CPACK_PACKAGE_VERSION_MINOR ${LLVM_VERSION_MINOR})
-add_version_info_from_vcs(CPACK_PACKAGE_VERSION_PATCH)
-include(CPack)
+  install(DIRECTORY ${LLVM_INCLUDE_DIR}/
+    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
+    )
+endif()
 
 # Workaround for MSVS10 to avoid the Dialog Hell
 # FIXME: This could be removed with future version of CMake.
@@ -489,3 +541,4 @@ if(MSVC_VERSION EQUAL 1600)
     file(APPEND "${LLVM_SLN_FILENAME}" "\n# This should be regenerated!\n")
   endif()
 endif()
+