include(CheckIncludeFile) include(CheckLibraryExists) include(CheckSymbolExists) include(CheckFunctionExists) include(CheckCXXSourceCompiles) include(TestBigEndian) if( UNIX AND NOT BEOS ) # Used by check_symbol_exists: set(CMAKE_REQUIRED_LIBRARIES m) endif() # Helper macros and functions macro(add_cxx_include result files) set(${result} "") foreach (file_name ${files}) set(${result} "${${result}}#include<${file_name}>\n") endforeach() endmacro(add_cxx_include files result) function(check_type_exists type files variable) add_cxx_include(includes "${files}") CHECK_CXX_SOURCE_COMPILES(" ${includes} ${type} typeVar; int main() { return 0; } " ${variable}) endfunction() # include checks check_include_file(argz.h HAVE_ARGZ_H) check_include_file(assert.h HAVE_ASSERT_H) check_include_file(dirent.h HAVE_DIRENT_H) check_include_file(dl.h HAVE_DL_H) check_include_file(dld.h HAVE_DLD_H) check_include_file(dlfcn.h HAVE_DLFCN_H) check_include_file(errno.h HAVE_ERRNO_H) check_include_file(execinfo.h HAVE_EXECINFO_H) check_include_file(fcntl.h HAVE_FCNTL_H) check_include_file(inttypes.h HAVE_INTTYPES_H) check_include_file(limits.h HAVE_LIMITS_H) check_include_file(link.h HAVE_LINK_H) check_include_file(malloc.h HAVE_MALLOC_H) check_include_file(malloc/malloc.h HAVE_MALLOC_MALLOC_H) check_include_file(memory.h HAVE_MEMORY_H) check_include_file(ndir.h HAVE_NDIR_H) if( NOT LLVM_ON_WIN32 ) check_include_file(pthread.h HAVE_PTHREAD_H) endif() check_include_file(setjmp.h HAVE_SETJMP_H) check_include_file(signal.h HAVE_SIGNAL_H) check_include_file(stdint.h HAVE_STDINT_H) check_include_file(stdio.h HAVE_STDIO_H) check_include_file(stdlib.h HAVE_STDLIB_H) check_include_file(string.h HAVE_STRING_H) check_include_file(sys/dir.h HAVE_SYS_DIR_H) check_include_file(sys/dl.h HAVE_SYS_DL_H) check_include_file(sys/ioctl.h HAVE_SYS_IOCTL_H) check_include_file(sys/mman.h HAVE_SYS_MMAN_H) check_include_file(sys/ndir.h HAVE_SYS_NDIR_H) check_include_file(sys/param.h HAVE_SYS_PARAM_H) check_include_file(sys/resource.h HAVE_SYS_RESOURCE_H) check_include_file(sys/stat.h HAVE_SYS_STAT_H) check_include_file(sys/time.h HAVE_SYS_TIME_H) check_include_file(sys/types.h HAVE_SYS_TYPES_H) check_include_file(sys/wait.h HAVE_SYS_WAIT_H) check_include_file(termios.h HAVE_TERMIOS_H) check_include_file(unistd.h HAVE_UNISTD_H) check_include_file(utime.h HAVE_UTIME_H) check_include_file(valgrind/valgrind.h HAVE_VALGRIND_VALGRIND_H) check_include_file(windows.h HAVE_WINDOWS_H) check_include_file(fenv.h HAVE_FENV_H) # library checks if( NOT LLVM_ON_WIN32 ) check_library_exists(pthread pthread_create "" HAVE_LIBPTHREAD) check_library_exists(pthread pthread_getspecific "" HAVE_PTHREAD_GETSPECIFIC) check_library_exists(pthread pthread_rwlock_init "" HAVE_PTHREAD_RWLOCK_INIT) check_library_exists(dl dlopen "" HAVE_LIBDL) endif() # function checks check_symbol_exists(getpagesize unistd.h HAVE_GETPAGESIZE) check_symbol_exists(getrusage sys/resource.h HAVE_GETRUSAGE) check_symbol_exists(setrlimit sys/resource.h HAVE_SETRLIMIT) check_function_exists(isatty HAVE_ISATTY) check_symbol_exists(isinf cmath HAVE_ISINF_IN_CMATH) check_symbol_exists(isinf math.h HAVE_ISINF_IN_MATH_H) check_symbol_exists(finite ieeefp.h HAVE_FINITE_IN_IEEEFP_H) check_symbol_exists(isnan cmath HAVE_ISNAN_IN_CMATH) check_symbol_exists(isnan math.h HAVE_ISNAN_IN_MATH_H) check_symbol_exists(ceilf math.h HAVE_CEILF) check_symbol_exists(floorf math.h HAVE_FLOORF) check_symbol_exists(nearbyintf math.h HAVE_NEARBYINTF) check_symbol_exists(mallinfo malloc.h HAVE_MALLINFO) check_symbol_exists(malloc_zone_statistics malloc/malloc.h HAVE_MALLOC_ZONE_STATISTICS) check_symbol_exists(mkdtemp "stdlib.h;unistd.h" HAVE_MKDTEMP) check_symbol_exists(mkstemp "stdlib.h;unistd.h" HAVE_MKSTEMP) check_symbol_exists(mktemp "stdlib.h;unistd.h" HAVE_MKTEMP) if( NOT LLVM_ON_WIN32 ) check_symbol_exists(pthread_mutex_lock pthread.h HAVE_PTHREAD_MUTEX_LOCK) endif() check_symbol_exists(sbrk unistd.h HAVE_SBRK) check_symbol_exists(strtoll stdlib.h HAVE_STRTOLL) check_symbol_exists(strerror string.h HAVE_STRERROR) check_symbol_exists(strerror_r string.h HAVE_STRERROR_R) check_symbol_exists(strerror_s string.h HAVE_STRERROR_S) check_symbol_exists(setenv stdlib.h HAVE_SETENV) if ( LLVM_ON_WIN32 ) check_symbol_exists(_chsize_s io.h HAVE__CHSIZE_S) endif() check_symbol_exists(__GLIBC__ stdio.h LLVM_USING_GLIBC) if( LLVM_USING_GLIBC ) add_llvm_definitions( -D_GNU_SOURCE ) endif() # Type checks check_type_exists(std::bidirectional_iterator<int,int> "iterator;iostream" HAVE_BI_ITERATOR) check_type_exists(std::iterator<int,int,int> iterator HAVE_STD_ITERATOR) check_type_exists(std::forward_iterator<int,int> iterator HAVE_FWD_ITERATOR) set(headers "") if (HAVE_SYS_TYPES_H) set(headers ${headers} "sys/types.h") endif() if (HAVE_INTTYPES_H) set(headers ${headers} "inttypes.h") endif() if (HAVE_STDINT_H) set(headers ${headers} "stdint.h") endif() check_type_exists(uint64_t "${headers}" HAVE_UINT64_T) check_type_exists(u_int64_t "${headers}" HAVE_U_INT64_T) # available programs checks function(llvm_find_program name) string(TOUPPER ${name} NAME) find_program(LLVM_PATH_${NAME} ${name}) mark_as_advanced(LLVM_PATH_${NAME}) if(LLVM_PATH_${NAME}) set(HAVE_${NAME} 1 CACHE INTERNAL "Is ${name} available ?") mark_as_advanced(HAVE_${NAME}) else(LLVM_PATH_${NAME}) set(HAVE_${NAME} "" CACHE INTERNAL "Is ${name} available ?") endif(LLVM_PATH_${NAME}) endfunction() llvm_find_program(gv) llvm_find_program(circo) llvm_find_program(twopi) llvm_find_program(neato) llvm_find_program(fdp) llvm_find_program(dot) llvm_find_program(dotty) # Define LLVM_MULTITHREADED if gcc atomic builtins exists. include(CheckAtomic) include(CheckCXXCompilerFlag) # On windows all code is position-independent and mingw warns if -fPIC # is in the command-line. if( NOT WIN32 ) check_cxx_compiler_flag("-fPIC" SUPPORTS_FPIC_FLAG) endif() check_cxx_compiler_flag("-Wno-variadic-macros" SUPPORTS_NO_VARIADIC_MACROS_FLAG) include(GetTargetTriple) get_target_triple(LLVM_HOSTTRIPLE) # FIXME: We don't distinguish the target and the host. :( set(TARGET_TRIPLE "${LLVM_HOSTTRIPLE}") # Determine the native architecture. string(TOLOWER "${LLVM_TARGET_ARCH}" LLVM_NATIVE_ARCH) if( LLVM_NATIVE_ARCH STREQUAL "host" ) string(REGEX MATCH "^[^-]*" LLVM_NATIVE_ARCH ${LLVM_HOSTTRIPLE}) endif () if (LLVM_NATIVE_ARCH MATCHES "i[2-6]86") set(LLVM_NATIVE_ARCH X86) elseif (LLVM_NATIVE_ARCH STREQUAL "x86") set(LLVM_NATIVE_ARCH X86) elseif (LLVM_NATIVE_ARCH STREQUAL "amd64") set(LLVM_NATIVE_ARCH X86) elseif (LLVM_NATIVE_ARCH STREQUAL "x86_64") set(LLVM_NATIVE_ARCH X86) elseif (LLVM_NATIVE_ARCH MATCHES "sparc") set(LLVM_NATIVE_ARCH Sparc) elseif (LLVM_NATIVE_ARCH MATCHES "powerpc") set(LLVM_NATIVE_ARCH PowerPC) elseif (LLVM_NATIVE_ARCH MATCHES "alpha") set(LLVM_NATIVE_ARCH Alpha) elseif (LLVM_NATIVE_ARCH MATCHES "arm") set(LLVM_NATIVE_ARCH ARM) elseif (LLVM_NATIVE_ARCH MATCHES "mips") set(LLVM_NATIVE_ARCH Mips) elseif (LLVM_NATIVE_ARCH MATCHES "xcore") set(LLVM_NATIVE_ARCH XCore) elseif (LLVM_NATIVE_ARCH MATCHES "msp430") set(LLVM_NATIVE_ARCH MSP430) else () message(STATUS "Unknown architecture ${LLVM_NATIVE_ARCH}; lli will not JIT code") set(LLVM_NATIVE_ARCH) endif () if (LLVM_NATIVE_ARCH) list(FIND LLVM_TARGETS_TO_BUILD ${LLVM_NATIVE_ARCH} NATIVE_ARCH_IDX) if (NATIVE_ARCH_IDX EQUAL -1) message(STATUS "Native target ${LLVM_NATIVE_ARCH} is not selected; lli will not JIT code") set(LLVM_NATIVE_ARCH) else () message(STATUS "Native target architecture is ${LLVM_NATIVE_ARCH}") set(LLVM_NATIVE_TARGET LLVMInitialize${LLVM_NATIVE_ARCH}Target) set(LLVM_NATIVE_TARGETINFO LLVMInitialize${LLVM_NATIVE_ARCH}TargetInfo) set(LLVM_NATIVE_ASMPRINTER LLVMInitialize${LLVM_NATIVE_ARCH}AsmPrinter) endif () endif() if( MINGW ) set(HAVE_LIBIMAGEHLP 1) set(HAVE_LIBPSAPI 1) # TODO: Check existence of libraries. # include(CheckLibraryExists) # CHECK_LIBRARY_EXISTS(imagehlp ??? . HAVE_LIBIMAGEHLP) endif( MINGW ) if( MSVC ) set(error_t int) set(mode_t "unsigned short") set(LTDL_SHLIBPATH_VAR "PATH") set(LTDL_SYSSEARCHPATH "") set(LTDL_DLOPEN_DEPLIBS 1) set(SHLIBEXT ".lib") set(LTDL_OBJDIR "_libs") set(HAVE_STRTOLL 1) set(strtoll "_strtoi64") set(strtoull "_strtoui64") set(stricmp "_stricmp") set(strdup "_strdup") else( MSVC ) set(LTDL_SHLIBPATH_VAR "LD_LIBRARY_PATH") set(LTDL_SYSSEARCHPATH "") # TODO set(LTDL_DLOPEN_DEPLIBS 0) # TODO endif( MSVC ) # FIXME: Signal handler return type, currently hardcoded to 'void' set(RETSIGTYPE void) if( LLVM_ENABLE_THREADS ) if( HAVE_PTHREAD_H OR WIN32 ) set(ENABLE_THREADS 1) endif() endif() if( ENABLE_THREADS ) message(STATUS "Threads enabled.") else( ENABLE_THREADS ) message(STATUS "Threads disabled.") endif() set(LLVM_PREFIX ${CMAKE_INSTALL_PREFIX}) configure_file( ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/config.h.cmake ${LLVM_BINARY_DIR}/include/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 ) configure_file( ${LLVM_MAIN_INCLUDE_DIR}/llvm/Support/DataTypes.h.cmake ${LLVM_BINARY_DIR}/include/llvm/Support/DataTypes.h )