cmake/config-ix.cmake

   1 include(CheckIncludeFile)
   2 include(CheckLibraryExists)
   3 include(CheckSymbolExists)
   4 include(CheckFunctionExists)
   5 include(CheckCXXSourceCompiles)
   6
   7 if( UNIX )
   8   # Used by check_symbol_exists:
   9   set(CMAKE_REQUIRED_LIBRARIES m)
  10 endif()
  11
  12 # Helper macros and functions
  13 macro(add_cxx_include result files)
  14   set(${result} "")
  15   foreach (file_name ${files})
  16      set(${result} "${${result}}#include<${file_name}>\n")
  17   endforeach()
  18 endmacro(add_cxx_include files result)
  19
  20 function(check_type_exists type files variable)
  21   add_cxx_include(includes "${files}")
  22   CHECK_CXX_SOURCE_COMPILES("
  23     ${includes} ${type} typeVar;
  24     int main() {
  25         return 0;
  26     }
  27     " ${variable})
  28 endfunction()
  29
  30 # include checks
  31 check_include_file(argz.h HAVE_ARGZ_H)
  32 check_include_file(assert.h HAVE_ASSERT_H)
  33 check_include_file(dirent.h HAVE_DIRENT_H)
  34 check_include_file(dl.h HAVE_DL_H)
  35 check_include_file(dld.h HAVE_DLD_H)
  36 check_include_file(dlfcn.h HAVE_DLFCN_H)
  37 check_include_file(errno.h HAVE_ERRNO_H)
  38 check_include_file(execinfo.h HAVE_EXECINFO_H)
  39 check_include_file(fcntl.h HAVE_FCNTL_H)
  40 check_include_file(inttypes.h HAVE_INTTYPES_H)
  41 check_include_file(limits.h HAVE_LIMITS_H)
  42 check_include_file(link.h HAVE_LINK_H)
  43 check_include_file(malloc.h HAVE_MALLOC_H)
  44 check_include_file(malloc/malloc.h HAVE_MALLOC_MALLOC_H)
  45 check_include_file(memory.h HAVE_MEMORY_H)
  46 check_include_file(ndir.h HAVE_NDIR_H)
  47 if( NOT LLVM_ON_WIN32 )
  48   check_include_file(pthread.h HAVE_PTHREAD_H)
  49 endif()
  50 check_include_file(setjmp.h HAVE_SETJMP_H)
  51 check_include_file(signal.h HAVE_SIGNAL_H)
  52 check_include_file(stdint.h HAVE_STDINT_H)
  53 check_include_file(stdio.h HAVE_STDIO_H)
  54 check_include_file(stdlib.h HAVE_STDLIB_H)
  55 check_include_file(string.h HAVE_STRING_H)
  56 check_include_file(sys/dir.h HAVE_SYS_DIR_H)
  57 check_include_file(sys/dl.h HAVE_SYS_DL_H)
  58 check_include_file(sys/ioctl.h HAVE_SYS_IOCTL_H)
  59 check_include_file(sys/mman.h HAVE_SYS_MMAN_H)
  60 check_include_file(sys/ndir.h HAVE_SYS_NDIR_H)
  61 check_include_file(sys/param.h HAVE_SYS_PARAM_H)
  62 check_include_file(sys/resource.h HAVE_SYS_RESOURCE_H)
  63 check_include_file(sys/stat.h HAVE_SYS_STAT_H)
  64 check_include_file(sys/time.h HAVE_SYS_TIME_H)
  65 check_include_file(sys/types.h HAVE_SYS_TYPES_H)
  66 check_include_file(sys/wait.h HAVE_SYS_WAIT_H)
  67 check_include_file(termios.h HAVE_TERMIOS_H)
  68 check_include_file(unistd.h HAVE_UNISTD_H)
  69 check_include_file(utime.h HAVE_UTIME_H)
  70 check_include_file(windows.h HAVE_WINDOWS_H)
  71
  72 # library checks
  73 if( NOT LLVM_ON_WIN32 )
  74   check_library_exists(pthread pthread_create "" HAVE_LIBPTHREAD)
  75   check_library_exists(pthread pthread_getspecific "" HAVE_PTHREAD_GETSPECIFIC)
  76   check_library_exists(pthread pthread_rwlock_init "" HAVE_PTHREAD_RWLOCK_INIT)
  77   check_library_exists(dl dlopen "" HAVE_LIBDL)
  78 endif()
  79
  80 # function checks
  81 check_symbol_exists(getpagesize unistd.h HAVE_GETPAGESIZE)
  82 check_symbol_exists(getrusage sys/resource.h HAVE_GETRUSAGE)
  83 check_symbol_exists(setrlimit sys/resource.h HAVE_SETRLIMIT)
  84 check_function_exists(isatty HAVE_ISATTY)
  85 check_symbol_exists(isinf cmath HAVE_ISINF_IN_CMATH)
  86 check_symbol_exists(isinf math.h HAVE_ISINF_IN_MATH_H)
  87 check_symbol_exists(finite ieeefp.h HAVE_FINITE_IN_IEEEFP_H)
  88 check_symbol_exists(isnan cmath HAVE_ISNAN_IN_CMATH)
  89 check_symbol_exists(isnan math.h HAVE_ISNAN_IN_MATH_H)
  90 check_symbol_exists(ceilf math.h HAVE_CEILF)
  91 check_symbol_exists(floorf math.h HAVE_FLOORF)
  92 check_symbol_exists(nearbyintf math.h HAVE_NEARBYINTF)
  93 check_symbol_exists(mallinfo malloc.h HAVE_MALLINFO)
  94 check_symbol_exists(malloc_zone_statistics malloc/malloc.h
  95                     HAVE_MALLOC_ZONE_STATISTICS)
  96 check_symbol_exists(mkdtemp "stdlib.h;unistd.h" HAVE_MKDTEMP)
  97 check_symbol_exists(mkstemp "stdlib.h;unistd.h" HAVE_MKSTEMP)
  98 check_symbol_exists(mktemp "stdlib.h;unistd.h" HAVE_MKTEMP)
  99 if( NOT LLVM_ON_WIN32 )
 100   check_symbol_exists(pthread_mutex_lock pthread.h HAVE_PTHREAD_MUTEX_LOCK)
 101 endif()
 102 check_symbol_exists(sbrk unistd.h HAVE_SBRK)
 103 check_symbol_exists(strtoll stdlib.h HAVE_STRTOLL)
 104 check_symbol_exists(strerror string.h HAVE_STRERROR)
 105 check_symbol_exists(strerror_r string.h HAVE_STRERROR_R)
 106 check_symbol_exists(strerror_s string.h HAVE_STRERROR_S)
 107 check_symbol_exists(setenv stdlib.h HAVE_SETENV)
 108
 109 check_symbol_exists(__GLIBC__ stdio.h LLVM_USING_GLIBC)
 110 if( LLVM_USING_GLIBC )
 111   add_llvm_definitions( -D_GNU_SOURCE )
 112 endif()
 113
 114 # Type checks
 115 check_type_exists(std::bidirectional_iterator<int,int> "iterator;iostream" HAVE_BI_ITERATOR)
 116 check_type_exists(std::iterator<int,int,int> iterator HAVE_STD_ITERATOR)
 117 check_type_exists(std::forward_iterator<int,int> iterator HAVE_FWD_ITERATOR)
 118
 119 set(headers "")
 120 if (HAVE_SYS_TYPES_H)
 121   set(headers ${headers} "sys/types.h")
 122 endif()
 123
 124 if (HAVE_INTTYPES_H)
 125   set(headers ${headers} "inttypes.h")
 126 endif()
 127
 128 if (HAVE_STDINT_H)
 129   set(headers ${headers} "stdint.h")
 130 endif()
 131
 132 check_type_exists(uint64_t "${headers}" HAVE_UINT64_T)
 133 check_type_exists(u_int64_t "${headers}" HAVE_U_INT64_T)
 134
 135 # available programs checks
 136 function(llvm_find_program name)
 137   string(TOUPPER ${name} NAME)
 138   find_program(LLVM_PATH_${NAME} ${name})
 139   mark_as_advanced(LLVM_PATH_${NAME})
 140   if(LLVM_PATH_${NAME})
 141     set(HAVE_${NAME} 1 CACHE INTERNAL "Is ${name} available ?")
 142     mark_as_advanced(HAVE_${NAME})
 143   else(LLVM_PATH_${NAME})
 144     set(HAVE_${NAME} "" CACHE INTERNAL "Is ${name} available ?")
 145   endif(LLVM_PATH_${NAME})
 146 endfunction()
 147
 148 llvm_find_program(gv)
 149 llvm_find_program(circo)
 150 llvm_find_program(twopi)
 151 llvm_find_program(neato)
 152 llvm_find_program(fdp)
 153 llvm_find_program(dot)
 154 llvm_find_program(dotty)
 155
 156 # Define LLVM_MULTITHREADED if gcc atomic builtins exists.
 157 include(CheckAtomic)
 158
 159 include(CheckCXXCompilerFlag)
 160 # On windows all code is position-independent and mingw warns if -fPIC
 161 # is in the command-line.
 162 if( NOT WIN32 )
 163   check_cxx_compiler_flag("-fPIC" SUPPORTS_FPIC_FLAG)
 164 endif()
 165
 166 include(GetTargetTriple)
 167 get_target_triple(LLVM_HOSTTRIPLE)
 168
 169 # FIXME: We don't distinguish the target and the host. :(
 170 set(TARGET_TRIPLE "${LLVM_HOSTTRIPLE}")
 171
 172 # Determine the native architecture.
 173 string(TOLOWER "${LLVM_TARGET_ARCH}" LLVM_NATIVE_ARCH)
 174 if( LLVM_NATIVE_ARCH STREQUAL "host" )
 175   string(REGEX MATCH "^[^-]*" LLVM_NATIVE_ARCH ${LLVM_HOSTTRIPLE})
 176 endif ()
 177
 178 if (LLVM_NATIVE_ARCH MATCHES "i[2-6]86")
 179   set(LLVM_NATIVE_ARCH X86)
 180 elseif (LLVM_NATIVE_ARCH STREQUAL "x86")
 181   set(LLVM_NATIVE_ARCH X86)
 182 elseif (LLVM_NATIVE_ARCH STREQUAL "amd64")
 183   set(LLVM_NATIVE_ARCH X86)
 184 elseif (LLVM_NATIVE_ARCH STREQUAL "x86_64")
 185   set(LLVM_NATIVE_ARCH X86)
 186 elseif (LLVM_NATIVE_ARCH MATCHES "sparc")
 187   set(LLVM_NATIVE_ARCH Sparc)
 188 elseif (LLVM_NATIVE_ARCH MATCHES "powerpc")
 189   set(LLVM_NATIVE_ARCH PowerPC)
 190 elseif (LLVM_NATIVE_ARCH MATCHES "alpha")
 191   set(LLVM_NATIVE_ARCH Alpha)
 192 elseif (LLVM_NATIVE_ARCH MATCHES "arm")
 193   set(LLVM_NATIVE_ARCH ARM)
 194 elseif (LLVM_NATIVE_ARCH MATCHES "mips")
 195   set(LLVM_NATIVE_ARCH Mips)
 196 elseif (LLVM_NATIVE_ARCH MATCHES "pic16")
 197   set(LLVM_NATIVE_ARCH "PIC16")
 198 elseif (LLVM_NATIVE_ARCH MATCHES "xcore")
 199   set(LLVM_NATIVE_ARCH XCore)
 200 elseif (LLVM_NATIVE_ARCH MATCHES "msp430")
 201   set(LLVM_NATIVE_ARCH MSP430)
 202 else ()
 203   message(STATUS
 204     "Unknown architecture ${LLVM_NATIVE_ARCH}; lli will not JIT code")
 205   set(LLVM_NATIVE_ARCH)
 206 endif ()
 207
 208 if (LLVM_NATIVE_ARCH)
 209   list(FIND LLVM_TARGETS_TO_BUILD ${LLVM_NATIVE_ARCH} NATIVE_ARCH_IDX)
 210   if (NATIVE_ARCH_IDX EQUAL -1)
 211     message(STATUS
 212       "Native target ${LLVM_NATIVE_ARCH} is not selected; lli will not JIT code")
 213     set(LLVM_NATIVE_ARCH)
 214   else ()
 215     message(STATUS "Native target architecture is ${LLVM_NATIVE_ARCH}")
 216   endif ()
 217 endif()
 218
 219 if( MINGW )
 220   set(HAVE_LIBIMAGEHLP 1)
 221   set(HAVE_LIBPSAPI 1)
 222   # TODO: Check existence of libraries.
 223   #   include(CheckLibraryExists)
 224   #   CHECK_LIBRARY_EXISTS(imagehlp ??? . HAVE_LIBIMAGEHLP)
 225 endif( MINGW )
 226
 227 if( MSVC )
 228   set(error_t int)
 229   set(mode_t "unsigned short")
 230   set(LTDL_SHLIBPATH_VAR "PATH")
 231   set(LTDL_SYSSEARCHPATH "")
 232   set(LTDL_DLOPEN_DEPLIBS 1)
 233   set(SHLIBEXT ".lib")
 234   set(LTDL_OBJDIR "_libs")
 235   set(HAVE_STRTOLL 1)
 236   set(strtoll "_strtoi64")
 237   set(strtoull "_strtoui64")
 238   set(stricmp "_stricmp")
 239   set(strdup "_strdup")
 240 else( MSVC )
 241   set(LTDL_SHLIBPATH_VAR "LD_LIBRARY_PATH")
 242   set(LTDL_SYSSEARCHPATH "") # TODO
 243   set(LTDL_DLOPEN_DEPLIBS 0)  # TODO
 244 endif( MSVC )
 245
 246 # FIXME: Signal handler return type, currently hardcoded to 'void'
 247 set(RETSIGTYPE void)
 248
 249 if( LLVM_ENABLE_THREADS )
 250   if( HAVE_PTHREAD_H OR WIN32 )
 251     set(ENABLE_THREADS 1)
 252   endif()
 253 endif()
 254
 255 if( ENABLE_THREADS )
 256   message(STATUS "Threads enabled.")
 257 else( ENABLE_THREADS )
 258   message(STATUS "Threads disabled.")
 259 endif()
 260
 261 configure_file(
 262   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/config.h.cmake
 263   ${LLVM_BINARY_DIR}/include/llvm/Config/config.h
 264   )
 265
 266 configure_file(
 267   ${LLVM_MAIN_INCLUDE_DIR}/llvm/System/DataTypes.h.cmake
 268   ${LLVM_BINARY_DIR}/include/llvm/System/DataTypes.h
 269   )
 270