endif()
include(CheckIncludeFile)
+include(CheckIncludeFileCXX)
include(CheckLibraryExists)
include(CheckSymbolExists)
include(CheckFunctionExists)
include(CheckCXXSourceCompiles)
include(TestBigEndian)
+include(HandleLLVMStdlib)
+
if( UNIX AND NOT BEOS )
# Used by check_symbol_exists:
set(CMAKE_REQUIRED_LIBRARIES m)
endif()
+# x86_64 FreeBSD 9.2 requires libcxxrt to be specified explicitly.
+if( CMAKE_SYSTEM MATCHES "FreeBSD-9.2-RELEASE" AND
+ CMAKE_SIZEOF_VOID_P EQUAL 8 )
+ list(APPEND CMAKE_REQUIRED_LIBRARIES "cxxrt")
+endif()
# Helper macros and functions
macro(add_cxx_include result files)
endfunction()
# include checks
-check_include_file(argz.h HAVE_ARGZ_H)
-check_include_file(assert.h HAVE_ASSERT_H)
-check_include_file(ctype.h HAVE_CTYPE_H)
+check_include_file_cxx(cxxabi.h HAVE_CXXABI_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 PURE_WINDOWS )
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(strings.h HAVE_STRINGS_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/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/uio.h HAVE_SYS_UIO_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(zlib.h HAVE_ZLIB_H)
check_include_file(fenv.h HAVE_FENV_H)
+check_symbol_exists(FE_ALL_EXCEPT "fenv.h" HAVE_DECL_FE_ALL_EXCEPT)
+check_symbol_exists(FE_INEXACT "fenv.h" HAVE_DECL_FE_INEXACT)
+
check_include_file(mach/mach.h HAVE_MACH_MACH_H)
check_include_file(mach-o/dyld.h HAVE_MACH_O_DYLD_H)
# library checks
if( NOT PURE_WINDOWS )
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)
+ if (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(pthread pthread_mutex_lock "" HAVE_PTHREAD_MUTEX_LOCK)
+ else()
+ # this could be Android
+ check_library_exists(c pthread_create "" PTHREAD_IN_LIBC)
+ if (PTHREAD_IN_LIBC)
+ check_library_exists(c pthread_getspecific "" HAVE_PTHREAD_GETSPECIFIC)
+ check_library_exists(c pthread_rwlock_init "" HAVE_PTHREAD_RWLOCK_INIT)
+ check_library_exists(c pthread_mutex_lock "" HAVE_PTHREAD_MUTEX_LOCK)
+ endif()
+ endif()
check_library_exists(dl dlopen "" HAVE_LIBDL)
+ check_library_exists(rt clock_gettime "" HAVE_LIBRT)
+ if (LLVM_ENABLE_ZLIB)
+ check_library_exists(z compress2 "" HAVE_LIBZ)
+ else()
+ set(HAVE_LIBZ 0)
+ endif()
+ check_library_exists(edit el_init "" HAVE_LIBEDIT)
+ if(LLVM_ENABLE_TERMINFO)
+ set(HAVE_TERMINFO 0)
+ foreach(library tinfo terminfo curses ncurses ncursesw)
+ string(TOUPPER ${library} library_suffix)
+ check_library_exists(${library} setupterm "" HAVE_TERMINFO_${library_suffix})
+ if(HAVE_TERMINFO_${library_suffix})
+ set(HAVE_TERMINFO 1)
+ set(TERMINFO_LIBS "${library}")
+ break()
+ endif()
+ endforeach()
+ else()
+ set(HAVE_TERMINFO 0)
+ endif()
endif()
# function checks
+check_symbol_exists(arc4random "stdlib.h" HAVE_DECL_ARC4RANDOM)
+check_symbol_exists(backtrace "execinfo.h" HAVE_BACKTRACE)
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(index strings.h HAVE_INDEX)
+check_symbol_exists(isatty unistd.h 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(ceilf math.h HAVE_CEILF)
check_symbol_exists(floorf math.h HAVE_FLOORF)
check_symbol_exists(fmodf math.h HAVE_FMODF)
+check_symbol_exists(log math.h HAVE_LOG)
+check_symbol_exists(log2 math.h HAVE_LOG2)
+check_symbol_exists(log10 math.h HAVE_LOG10)
+check_symbol_exists(exp math.h HAVE_EXP)
+check_symbol_exists(exp2 math.h HAVE_EXP2)
+check_symbol_exists(exp10 math.h HAVE_EXP10)
+check_symbol_exists(futimens sys/stat.h HAVE_FUTIMENS)
+check_symbol_exists(futimes sys/time.h HAVE_FUTIMES)
if( HAVE_SETJMP_H )
check_symbol_exists(longjmp setjmp.h HAVE_LONGJMP)
check_symbol_exists(setjmp setjmp.h HAVE_SETJMP)
check_symbol_exists(getcwd unistd.h HAVE_GETCWD)
check_symbol_exists(gettimeofday sys/time.h HAVE_GETTIMEOFDAY)
check_symbol_exists(getrlimit "sys/types.h;sys/time.h;sys/resource.h" HAVE_GETRLIMIT)
-check_symbol_exists(rindex strings.h HAVE_RINDEX)
-check_symbol_exists(strchr string.h HAVE_STRCHR)
-check_symbol_exists(strcmp string.h HAVE_STRCMP)
-check_symbol_exists(strdup string.h HAVE_STRDUP)
-check_symbol_exists(strrchr string.h HAVE_STRRCHR)
-if( NOT PURE_WINDOWS )
- check_symbol_exists(pthread_mutex_lock pthread.h HAVE_PTHREAD_MUTEX_LOCK)
-endif()
+check_symbol_exists(posix_spawn spawn.h HAVE_POSIX_SPAWN)
+check_symbol_exists(pread unistd.h HAVE_PREAD)
+check_symbol_exists(realpath stdlib.h HAVE_REALPATH)
check_symbol_exists(sbrk unistd.h HAVE_SBRK)
check_symbol_exists(srand48 stdlib.h HAVE_RAND48_SRAND48)
if( HAVE_RAND48_SRAND48 )
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_DECL_STRERROR_S)
-check_symbol_exists(memcpy string.h HAVE_MEMCPY)
-check_symbol_exists(memmove string.h HAVE_MEMMOVE)
check_symbol_exists(setenv stdlib.h HAVE_SETENV)
if( PURE_WINDOWS )
check_symbol_exists(_chsize_s io.h HAVE__CHSIZE_S)
check_function_exists(__main HAVE___MAIN)
check_function_exists(__cmpdi2 HAVE___CMPDI2)
endif()
-if( HAVE_ARGZ_H )
- check_symbol_exists(argz_append argz.h HAVE_ARGZ_APPEND)
- check_symbol_exists(argz_create_sep argz.h HAVE_ARGZ_CREATE_SEP)
- check_symbol_exists(argz_insert argz.h HAVE_ARGZ_INSERT)
- check_symbol_exists(argz_next argz.h HAVE_ARGZ_NEXT)
- check_symbol_exists(argz_stringify argz.h HAVE_ARGZ_STRINGIFY)
-endif()
if( HAVE_DLFCN_H )
if( HAVE_LIBDL )
list(APPEND CMAKE_REQUIRED_LIBRARIES dl)
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()
+set(headers "sys/types.h")
if (HAVE_INTTYPES_H)
set(headers ${headers} "inttypes.h")
check_type_exists(int64_t "${headers}" HAVE_INT64_T)
check_type_exists(uint64_t "${headers}" HAVE_UINT64_T)
check_type_exists(u_int64_t "${headers}" HAVE_U_INT64_T)
-check_type_exists(error_t errno.h HAVE_ERROR_T)
# available programs checks
function(llvm_find_program name)
string(TOUPPER ${name} NAME)
string(REGEX REPLACE "\\." "_" NAME ${NAME})
- find_program(LLVM_PATH_${NAME} ${name})
+
+ find_program(LLVM_PATH_${NAME} NAMES ${ARGV})
mark_as_advanced(LLVM_PATH_${NAME})
if(LLVM_PATH_${NAME})
set(HAVE_${NAME} 1 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)
-llvm_find_program(xdot.py)
+if (LLVM_ENABLE_DOXYGEN)
+ llvm_find_program(dot)
+endif ()
if( LLVM_ENABLE_FFI )
find_path(FFI_INCLUDE_PATH ffi.h PATHS ${FFI_INCLUDE_DIR})
check_symbol_exists(ffi_call ${FFI_HEADER} HAVE_FFI_CALL)
list(REMOVE_ITEM CMAKE_REQUIRED_INCLUDES ${FFI_INCLUDE_PATH})
list(REMOVE_ITEM CMAKE_REQUIRED_LIBRARIES ${FFI_LIBRARY_PATH})
+else()
+ unset(HAVE_FFI_FFI_H CACHE)
+ unset(HAVE_FFI_H CACHE)
+ unset(HAVE_FFI_CALL CACHE)
endif( LLVM_ENABLE_FFI )
-# Define LLVM_MULTITHREADED if gcc atomic builtins exists.
+# Define LLVM_HAS_ATOMICS if gcc or MSVC atomic builtins are supported.
include(CheckAtomic)
if( LLVM_ENABLE_PIC )
set(ENABLE_PIC 0)
endif()
-include(CheckCXXCompilerFlag)
-
check_cxx_compiler_flag("-Wno-variadic-macros" SUPPORTS_NO_VARIADIC_MACROS_FLAG)
-include(GetTargetTriple)
-get_target_triple(LLVM_HOSTTRIPLE)
+set(USE_NO_MAYBE_UNINITIALIZED 0)
+set(USE_NO_UNINITIALIZED 0)
-# FIXME: We don't distinguish the target and the host. :(
-set(TARGET_TRIPLE "${LLVM_HOSTTRIPLE}")
+# Disable gcc's potentially uninitialized use analysis as it presents lots of
+# false positives.
+if (CMAKE_COMPILER_IS_GNUCXX)
+ check_cxx_compiler_flag("-Wmaybe-uninitialized" HAS_MAYBE_UNINITIALIZED)
+ if (HAS_MAYBE_UNINITIALIZED)
+ set(USE_NO_MAYBE_UNINITIALIZED 1)
+ else()
+ # Only recent versions of gcc make the distinction between -Wuninitialized
+ # and -Wmaybe-uninitialized. If -Wmaybe-uninitialized isn't supported, just
+ # turn off all uninitialized use warnings.
+ check_cxx_compiler_flag("-Wuninitialized" HAS_UNINITIALIZED)
+ set(USE_NO_UNINITIALIZED ${HAS_UNINITIALIZED})
+ endif()
+endif()
+
+# By default, we target the host, but this can be overridden at CMake
+# invocation time.
+include(GetHostTriple)
+get_host_triple(LLVM_INFERRED_HOST_TRIPLE)
+
+set(LLVM_HOST_TRIPLE "${LLVM_INFERRED_HOST_TRIPLE}" CACHE STRING
+ "Host on which LLVM binaries will run")
# 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})
+ string(REGEX MATCH "^[^-]*" LLVM_NATIVE_ARCH ${LLVM_HOST_TRIPLE})
endif ()
if (LLVM_NATIVE_ARCH MATCHES "i[2-6]86")
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 "aarch64")
+ set(LLVM_NATIVE_ARCH AArch64)
+elseif (LLVM_NATIVE_ARCH MATCHES "arm64")
+ set(LLVM_NATIVE_ARCH AArch64)
elseif (LLVM_NATIVE_ARCH MATCHES "arm")
set(LLVM_NATIVE_ARCH ARM)
elseif (LLVM_NATIVE_ARCH MATCHES "mips")
set(LLVM_NATIVE_ARCH XCore)
elseif (LLVM_NATIVE_ARCH MATCHES "msp430")
set(LLVM_NATIVE_ARCH MSP430)
+elseif (LLVM_NATIVE_ARCH MATCHES "hexagon")
+ set(LLVM_NATIVE_ARCH Hexagon)
+elseif (LLVM_NATIVE_ARCH MATCHES "s390x")
+ set(LLVM_NATIVE_ARCH SystemZ)
else ()
message(FATAL_ERROR "Unknown architecture ${LLVM_NATIVE_ARCH}")
endif ()
+# If build targets includes "host", then replace with native architecture.
+list(FIND LLVM_TARGETS_TO_BUILD "host" idx)
+if( NOT idx LESS 0 )
+ list(REMOVE_AT LLVM_TARGETS_TO_BUILD ${idx})
+ list(APPEND LLVM_TARGETS_TO_BUILD ${LLVM_NATIVE_ARCH})
+ list(REMOVE_DUPLICATES LLVM_TARGETS_TO_BUILD)
+endif()
+
list(FIND LLVM_TARGETS_TO_BUILD ${LLVM_NATIVE_ARCH} NATIVE_ARCH_IDX)
if (NATIVE_ARCH_IDX EQUAL -1)
message(STATUS
message(STATUS "Native target architecture is ${LLVM_NATIVE_ARCH}")
set(LLVM_NATIVE_TARGET LLVMInitialize${LLVM_NATIVE_ARCH}Target)
set(LLVM_NATIVE_TARGETINFO LLVMInitialize${LLVM_NATIVE_ARCH}TargetInfo)
+ set(LLVM_NATIVE_TARGETMC LLVMInitialize${LLVM_NATIVE_ARCH}TargetMC)
set(LLVM_NATIVE_ASMPRINTER LLVMInitialize${LLVM_NATIVE_ARCH}AsmPrinter)
+
+ # We don't have an ASM parser for all architectures yet.
+ if (EXISTS ${CMAKE_SOURCE_DIR}/lib/Target/${LLVM_NATIVE_ARCH}/AsmParser/CMakeLists.txt)
+ set(LLVM_NATIVE_ASMPARSER LLVMInitialize${LLVM_NATIVE_ARCH}AsmParser)
+ endif ()
+
+ # We don't have an disassembler for all architectures yet.
+ if (EXISTS ${CMAKE_SOURCE_DIR}/lib/Target/${LLVM_NATIVE_ARCH}/Disassembler/CMakeLists.txt)
+ set(LLVM_NATIVE_DISASSEMBLER LLVMInitialize${LLVM_NATIVE_ARCH}Disassembler)
+ endif ()
endif ()
if( MINGW )
set(HAVE_LIBIMAGEHLP 1)
set(HAVE_LIBPSAPI 1)
+ set(HAVE_LIBSHELL32 1)
# TODO: Check existence of libraries.
# include(CheckLibraryExists)
# CHECK_LIBRARY_EXISTS(imagehlp ??? . HAVE_LIBIMAGEHLP)
endif( MINGW )
+if (NOT HAVE_STRTOLL)
+ # Use _strtoi64 if strtoll is not available.
+ check_symbol_exists(_strtoi64 stdlib.h have_strtoi64)
+ if (have_strtoi64)
+ set(HAVE_STRTOLL 1)
+ set(strtoll "_strtoi64")
+ set(strtoull "_strtoui64")
+ endif ()
+endif ()
+
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 )
+if( PURE_WINDOWS )
+ CHECK_CXX_SOURCE_COMPILES("
+ #include <windows.h>
+ #include <imagehlp.h>
+ extern \"C\" void foo(PENUMLOADED_MODULES_CALLBACK);
+ extern \"C\" void foo(BOOL(CALLBACK*)(PCSTR,ULONG_PTR,ULONG,PVOID));
+ int main(){return 0;}"
+ HAVE_ELMCB_PCSTR)
+ if( HAVE_ELMCB_PCSTR )
+ set(WIN32_ELMCB_PCSTR "PCSTR")
+ else()
+ set(WIN32_ELMCB_PCSTR "PSTR")
+ endif()
+endif( PURE_WINDOWS )
+
# 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)
+ # Check if threading primitives aren't supported on this platform
+ if( NOT HAVE_PTHREAD_H AND NOT WIN32 )
+ set(LLVM_ENABLE_THREADS 0)
endif()
endif()
-if( ENABLE_THREADS )
+if( LLVM_ENABLE_THREADS )
message(STATUS "Threads enabled.")
-else( ENABLE_THREADS )
+else( LLVM_ENABLE_THREADS )
message(STATUS "Threads disabled.")
endif()
+if (LLVM_ENABLE_ZLIB )
+ # Check if zlib is available in the system.
+ if ( NOT HAVE_ZLIB_H OR NOT HAVE_LIBZ )
+ set(LLVM_ENABLE_ZLIB 0)
+ endif()
+endif()
+
set(LLVM_PREFIX ${CMAKE_INSTALL_PREFIX})
+
+if (LLVM_ENABLE_DOXYGEN)
+ message(STATUS "Doxygen enabled.")
+ find_package(Doxygen REQUIRED)
+
+ if (DOXYGEN_FOUND)
+ # If we find doxygen and we want to enable doxygen by default create a
+ # global aggregate doxygen target for generating llvm and any/all
+ # subprojects doxygen documentation.
+ if (LLVM_BUILD_DOCS)
+ add_custom_target(doxygen ALL)
+ endif()
+
+ option(LLVM_DOXYGEN_EXTERNAL_SEARCH "Enable doxygen external search." OFF)
+ if (LLVM_DOXYGEN_EXTERNAL_SEARCH)
+ set(LLVM_DOXYGEN_SEARCHENGINE_URL "" CACHE STRING "URL to use for external searhc.")
+ set(LLVM_DOXYGEN_SEARCH_MAPPINGS "" CACHE STRING "Doxygen Search Mappings")
+ endif()
+ endif()
+else()
+ message(STATUS "Doxygen disabled.")
+endif()
+
+if (LLVM_ENABLE_SPHINX)
+ message(STATUS "Sphinx enabled.")
+ find_package(Sphinx REQUIRED)
+ if (LLVM_BUILD_DOCS)
+ add_custom_target(sphinx ALL)
+ endif()
+else()
+ message(STATUS "Sphinx disabled.")
+endif()