CMakeLists.txt

   1 # Check if this is a in tree build.
   2 if (NOT DEFINED LLVM_MAIN_SRC_DIR)
   3   project(Polly)
   4   cmake_minimum_required(VERSION 2.8)
   5
   6   # Where is LLVM installed?
   7   set(LLVM_INSTALL_ROOT "" CACHE PATH "Root of LLVM install.")
   8   # Check if the LLVM_INSTALL_ROOT valid.
   9   if( NOT EXISTS ${LLVM_INSTALL_ROOT}/include/llvm )
  10     message(FATAL_ERROR "LLVM_INSTALL_ROOT (${LLVM_INSTALL_ROOT}) is not a valid LLVM installation.")
  11   endif(NOT EXISTS ${LLVM_INSTALL_ROOT}/include/llvm)
  12   #FileCheck is not install by default, warn the user to Copy FileCheck
  13   if( NOT EXISTS ${LLVM_INSTALL_ROOT}/bin/FileCheck
  14       OR NOT EXISTS ${LLVM_INSTALL_ROOT}/bin/not)
  15     message(WARNING "FileCheck or not are required by running regress tests, "
  16                     "but they are not installed! Please copy it to "
  17                     "${LLVM_INSTALL_ROOT}/bin.")
  18   endif(NOT EXISTS ${LLVM_INSTALL_ROOT}/bin/FileCheck
  19         OR NOT EXISTS ${LLVM_INSTALL_ROOT}/bin/not)
  20   # Add the llvm header path.
  21   include_directories(${LLVM_INSTALL_ROOT}/include/)
  22
  23   # Get the system librarys that will link into LLVM.
  24   function(get_system_libs return_var)
  25     # Returns in `return_var' a list of system libraries used by LLVM.
  26     if( NOT MSVC )
  27       if( MINGW )
  28         set(system_libs ${system_libs} imagehlp psapi)
  29       elseif( CMAKE_HOST_UNIX )
  30         if( HAVE_LIBDL )
  31           set(system_libs ${system_libs} ${CMAKE_DL_LIBS})
  32         endif()
  33         if( LLVM_ENABLE_THREADS AND HAVE_LIBPTHREAD )
  34           set(system_libs ${system_libs} pthread)
  35         endif()
  36       endif( MINGW )
  37     endif( NOT MSVC )
  38     set(${return_var} ${system_libs} PARENT_SCOPE)
  39   endfunction(get_system_libs)
  40
  41   # Now set the header paths.
  42   execute_process(COMMAND "${LLVM_INSTALL_ROOT}/bin/llvm-config" --includedir
  43                   OUTPUT_VARIABLE LLVM_INCLUDE_DIR
  44                   OUTPUT_STRIP_TRAILING_WHITESPACE)
  45   include_directories( ${LLVM_INCLUDE_DIR} )
  46
  47   # Get the TARGET_TRIPLE
  48   execute_process(COMMAND "${LLVM_INSTALL_ROOT}/bin/llvm-config" --host-target
  49                   OUTPUT_VARIABLE TARGET_TRIPLE
  50                   OUTPUT_STRIP_TRAILING_WHITESPACE)
  51
  52   # And then set the cxx flags.
  53   execute_process(COMMAND "${LLVM_INSTALL_ROOT}/bin/llvm-config" --cxxflags
  54                   OUTPUT_VARIABLE LLVM_CXX_FLAGS
  55                   OUTPUT_STRIP_TRAILING_WHITESPACE)
  56   set(CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS} ${LLVM_CXX_FLAGS})
  57
  58   # Check LLVM_ENABLE_ASSERTIONS
  59   execute_process(COMMAND "${LLVM_INSTALL_ROOT}/bin/llvm-config" --assertion-mode
  60                   OUTPUT_VARIABLE LLVM_ENABLE_ASSERTIONS
  61                   OUTPUT_STRIP_TRAILING_WHITESPACE)
  62   # Copied from LLVM's HandleLLVMOptions.cmake
  63   if( LLVM_ENABLE_ASSERTIONS )
  64     # MSVC doesn't like _DEBUG on release builds. See PR 4379.
  65     if( NOT MSVC )
  66       add_definitions( -D_DEBUG )
  67     endif()
  68     # On non-Debug builds cmake automatically defines NDEBUG, so we
  69     # explicitly undefine it:
  70     if( NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "DEBUG" )
  71       add_definitions( -UNDEBUG )
  72       # Also remove /D NDEBUG to avoid MSVC warnings about conflicting defines.
  73       foreach (flags_var_to_scrub
  74           CMAKE_CXX_FLAGS_RELEASE
  75           CMAKE_CXX_FLAGS_RELWITHDEBINFO
  76           CMAKE_CXX_FLAGS_MINSIZEREL
  77           CMAKE_C_FLAGS_RELEASE
  78           CMAKE_C_FLAGS_RELWITHDEBINFO
  79           CMAKE_C_FLAGS_MINSIZEREL)
  80         string (REGEX REPLACE "(^| )[/-]D *NDEBUG($| )" " "
  81           "${flags_var_to_scrub}" "${${flags_var_to_scrub}}")
  82       endforeach()
  83     endif()
  84   endif()
  85
  86   # Make sure the isl c files are built as fPIC
  87   set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fPIC")
  88 endif(NOT DEFINED LLVM_MAIN_SRC_DIR)
  89
  90 set(POLLY_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
  91 set(POLLY_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})
  92
  93 # Add path for custom modules
  94 set(CMAKE_MODULE_PATH
  95   ${CMAKE_MODULE_PATH}
  96   "${CMAKE_CURRENT_SOURCE_DIR}/cmake"
  97   )
  98
  99 include("polly_macros")
 100
 101 # Add appropriate flags for GCC
 102 if (CMAKE_COMPILER_IS_GNUCXX)
 103   # FIXME: Turn off exceptions, RTTI:
 104   # -fno-exceptions -fno-rtti
 105   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-common -Woverloaded-virtual -Wno-long-long -Wall -W -Wno-unused-parameter -Wwrite-strings -fno-exceptions -fno-rtti")
 106 elseif (MSVC)
 107   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /EHs-c-")
 108   add_definitions("-D_HAS_EXCEPTIONS=0")
 109 else ()
 110   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-exceptions -fno-rtti")
 111 endif ()
 112
 113 # Add path for custom modules
 114 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${POLLY_SOURCE_DIR}/cmake")
 115
 116 SET(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
 117
 118 option(POLLY_ENABLE_GPGPU_CODEGEN "Enable GPGPU code generation feature" OFF)
 119 if (POLLY_ENABLE_GPGPU_CODEGEN)
 120   # Do not require CUDA, as GPU code generation test cases can be run without
 121   # a cuda library.
 122   FIND_PACKAGE(CUDA)
 123   set(GPU_CODEGEN TRUE)
 124 endif(POLLY_ENABLE_GPGPU_CODEGEN)
 125
 126 # Support GPGPU code generation if the library is available.
 127 if (CUDALIB_FOUND)
 128   INCLUDE_DIRECTORIES( ${CUDALIB_INCLUDE_DIR} )
 129 endif(CUDALIB_FOUND)
 130
 131 include_directories(
 132   BEFORE
 133   ${CMAKE_CURRENT_SOURCE_DIR}/include
 134   ${CMAKE_CURRENT_SOURCE_DIR}/lib/JSON/include
 135   ${CMAKE_CURRENT_BINARY_DIR}/lib/External/isl/include
 136   ${CMAKE_CURRENT_SOURCE_DIR}/lib/External/isl/include
 137   ${CMAKE_CURRENT_BINARY_DIR}/include
 138   )
 139
 140 if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
 141   install(DIRECTORY include/
 142     DESTINATION include
 143     FILES_MATCHING
 144     PATTERN "*.h"
 145     PATTERN ".svn" EXCLUDE
 146     )
 147
 148   install(DIRECTORY ${POLLY_BINARY_DIR}/include/
 149     DESTINATION include
 150     FILES_MATCHING
 151     PATTERN "*.h"
 152     PATTERN "CMakeFiles" EXCLUDE
 153     PATTERN ".svn" EXCLUDE
 154     )
 155 endif()
 156
 157 add_definitions( -D_GNU_SOURCE )
 158
 159 add_subdirectory(docs)
 160 add_subdirectory(lib)
 161 add_subdirectory(test)
 162 add_subdirectory(tools)
 163 # TODO: docs.
 164
 165
 166 configure_file( ${CMAKE_CURRENT_SOURCE_DIR}/include/polly/Config/config.h.cmake
 167                 ${POLLY_BINARY_DIR}/include/polly/Config/config.h )
 168
 169 # Add target to check formatting of polly files
 170 file( GLOB_RECURSE files *.h lib/*.cpp lib/*.c tools/*.cpp tools/*.c tools/*.h)
 171 file( GLOB_RECURSE jsonfiles lib/JSON/*.h lib/JSON/*.cpp)
 172 file( GLOB_RECURSE external lib/External/*.h lib/External/*.c)
 173 list( REMOVE_ITEM files ${jsonfiles} ${external})
 174
 175 set(check_format_depends)
 176 set(update_format_depends)
 177 set(i 0)
 178 foreach (file IN LISTS files)
 179   add_custom_command(OUTPUT polly-check-format${i}
 180     COMMAND clang-format -sort-includes -style=llvm ${file} | diff -u ${file} -
 181     VERBATIM
 182     COMMENT "Checking format of ${file}..."
 183   )
 184   list(APPEND check_format_depends "polly-check-format${i}")
 185
 186   add_custom_command(OUTPUT polly-update-format${i}
 187     COMMAND clang-format -sort-includes -i -style=llvm ${file}
 188     VERBATIM
 189     COMMENT "Updating format of ${file}..."
 190   )
 191   list(APPEND update_format_depends "polly-update-format${i}")
 192
 193   math(EXPR i ${i}+1)
 194 endforeach ()
 195
 196 add_custom_target(polly-check-format DEPENDS ${check_format_depends})
 197 set_target_properties(polly-check-format PROPERTIES FOLDER "Polly")
 198
 199 add_custom_target(polly-update-format DEPENDS ${update_format_depends})
 200 set_target_properties(polly-update-format PROPERTIES FOLDER "Polly")
 201
 202 # Set the variable POLLY_LINK_LIBS in the llvm/tools/ dir.
 203 set(POLLY_LINK_LIBS ${POLLY_LINK_LIBS} PARENT_SCOPE)