| if( WIN32 AND NOT CYGWIN ) |
| # We consider Cygwin as another Unix |
| set(PURE_WINDOWS 1) |
| endif() |
| |
| include(CheckIncludeFile) |
| include(CheckIncludeFileCXX) |
| include(CheckLibraryExists) |
| include(CheckSymbolExists) |
| include(CheckFunctionExists) |
| include(CheckCCompilerFlag) |
| include(CheckCXXSourceCompiles) |
| include(TestBigEndian) |
| |
| include(CheckCompilerVersion) |
| include(HandleLLVMStdlib) |
| |
| if( UNIX AND NOT (BEOS OR HAIKU) ) |
| # Used by check_symbol_exists: |
| list(APPEND 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) |
| 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(dirent.h HAVE_DIRENT_H) |
| check_include_file(dlfcn.h HAVE_DLFCN_H) |
| check_include_file(errno.h HAVE_ERRNO_H) |
| check_include_file(fcntl.h HAVE_FCNTL_H) |
| check_include_file(inttypes.h HAVE_INTTYPES_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(ndir.h HAVE_NDIR_H) |
| if( NOT PURE_WINDOWS ) |
| check_include_file(pthread.h HAVE_PTHREAD_H) |
| endif() |
| check_include_file(signal.h HAVE_SIGNAL_H) |
| check_include_file(stdint.h HAVE_STDINT_H) |
| check_include_file(sys/dir.h HAVE_SYS_DIR_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/uio.h HAVE_SYS_UIO_H) |
| check_include_file(termios.h HAVE_TERMIOS_H) |
| check_include_file(unistd.h HAVE_UNISTD_H) |
| check_include_file(valgrind/valgrind.h HAVE_VALGRIND_VALGRIND_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(histedit.h HAVE_HISTEDIT_H) |
| check_include_file(CrashReporterClient.h HAVE_CRASHREPORTERCLIENT_H) |
| if(APPLE) |
| include(CheckCSourceCompiles) |
| CHECK_C_SOURCE_COMPILES(" |
| static const char *__crashreporter_info__ = 0; |
| asm(\".desc ___crashreporter_info__, 0x10\"); |
| int main() { return 0; }" |
| HAVE_CRASHREPORTER_INFO) |
| endif() |
| |
| if(${CMAKE_SYSTEM_NAME} STREQUAL "Linux") |
| check_include_file(linux/magic.h HAVE_LINUX_MAGIC_H) |
| if(NOT HAVE_LINUX_MAGIC_H) |
| # older kernels use split files |
| check_include_file(linux/nfs_fs.h HAVE_LINUX_NFS_FS_H) |
| check_include_file(linux/smb.h HAVE_LINUX_SMB_H) |
| endif() |
| endif() |
| |
| # library checks |
| if( NOT PURE_WINDOWS ) |
| check_library_exists(pthread pthread_create "" HAVE_LIBPTHREAD) |
| 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) |
| endif() |
| |
| if(HAVE_LIBPTHREAD) |
| # We want to find pthreads library and at the moment we do want to |
| # have it reported as '-l<lib>' instead of '-pthread'. |
| # TODO: switch to -pthread once the rest of the build system can deal with it. |
| set(CMAKE_THREAD_PREFER_PTHREAD TRUE) |
| set(THREADS_HAVE_PTHREAD_ARG Off) |
| find_package(Threads REQUIRED) |
| set(LLVM_PTHREAD_LIB ${CMAKE_THREAD_LIBS_INIT}) |
| endif() |
| |
| # Don't look for these libraries if we're using MSan, since uninstrumented third |
| # party code may call MSan interceptors like strlen, leading to false positives. |
| if(NOT LLVM_USE_SANITIZER MATCHES "Memory.*") |
| set(HAVE_LIBZ 0) |
| if(LLVM_ENABLE_ZLIB) |
| foreach(library z zlib_static zlib) |
| string(TOUPPER ${library} library_suffix) |
| check_library_exists(${library} compress2 "" HAVE_LIBZ_${library_suffix}) |
| if(HAVE_LIBZ_${library_suffix}) |
| set(HAVE_LIBZ 1) |
| set(ZLIB_LIBRARIES "${library}") |
| break() |
| endif() |
| endforeach() |
| endif() |
| |
| # Don't look for these libraries on Windows. |
| if (NOT PURE_WINDOWS) |
| # Skip libedit if using ASan as it contains memory leaks. |
| if (LLVM_ENABLE_LIBEDIT AND HAVE_HISTEDIT_H AND NOT LLVM_USE_SANITIZER MATCHES ".*Address.*") |
| check_library_exists(edit el_init "" HAVE_LIBEDIT) |
| else() |
| set(HAVE_LIBEDIT 0) |
| endif() |
| 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 "${library}") |
| break() |
| endif() |
| endforeach() |
| else() |
| set(HAVE_TERMINFO 0) |
| endif() |
| |
| find_library(ICONV_LIBRARY_PATH NAMES iconv libiconv libiconv-2 c) |
| set(LLVM_LIBXML2_ENABLED 0) |
| set(LIBXML2_FOUND 0) |
| if((LLVM_ENABLE_LIBXML2) AND ((CMAKE_SYSTEM_NAME MATCHES "Linux") AND (ICONV_LIBRARY_PATH) OR APPLE)) |
| find_package(LibXml2) |
| if (LIBXML2_FOUND) |
| set(LLVM_LIBXML2_ENABLED 1) |
| include_directories(${LIBXML2_INCLUDE_DIR}) |
| set(LIBXML2_LIBS "xml2") |
| endif() |
| endif() |
| endif() |
| endif() |
| |
| if (LLVM_ENABLE_LIBXML2 STREQUAL "FORCE_ON" AND NOT LLVM_LIBXML2_ENABLED) |
| message(FATAL_ERROR "Failed to congifure libxml2") |
| endif() |
| |
| check_library_exists(xar xar_open "" HAVE_LIBXAR) |
| if(HAVE_LIBXAR) |
| set(XAR_LIB xar) |
| endif() |
| |
| # function checks |
| check_symbol_exists(arc4random "stdlib.h" HAVE_DECL_ARC4RANDOM) |
| find_package(Backtrace) |
| set(HAVE_BACKTRACE ${Backtrace_FOUND}) |
| set(BACKTRACE_HEADER ${Backtrace_HEADER}) |
| |
| # Prevent check_symbol_exists from using API that is not supported for a given |
| # deployment target. |
| check_c_compiler_flag("-Werror=unguarded-availability-new" "C_SUPPORTS_WERROR_UNGUARDED_AVAILABILITY_NEW") |
| if(C_SUPPORTS_WERROR_UNGUARDED_AVAILABILITY_NEW) |
| set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -Werror=unguarded-availability-new") |
| endif() |
| |
| check_symbol_exists(_Unwind_Backtrace "unwind.h" HAVE__UNWIND_BACKTRACE) |
| check_symbol_exists(getpagesize unistd.h HAVE_GETPAGESIZE) |
| check_symbol_exists(sysconf unistd.h HAVE_SYSCONF) |
| check_symbol_exists(getrusage sys/resource.h HAVE_GETRUSAGE) |
| check_symbol_exists(setrlimit sys/resource.h HAVE_SETRLIMIT) |
| check_symbol_exists(isatty unistd.h HAVE_ISATTY) |
| check_symbol_exists(futimens sys/stat.h HAVE_FUTIMENS) |
| check_symbol_exists(futimes sys/time.h HAVE_FUTIMES) |
| check_symbol_exists(posix_fallocate fcntl.h HAVE_POSIX_FALLOCATE) |
| # AddressSanitizer conflicts with lib/Support/Unix/Signals.inc |
| # Avoid sigaltstack on Apple platforms, where backtrace() cannot handle it |
| # (rdar://7089625) and _Unwind_Backtrace is unusable because it cannot unwind |
| # past the signal handler after an assertion failure (rdar://29866587). |
| if( HAVE_SIGNAL_H AND NOT LLVM_USE_SANITIZER MATCHES ".*Address.*" AND NOT APPLE ) |
| check_symbol_exists(sigaltstack signal.h HAVE_SIGALTSTACK) |
| endif() |
| if( HAVE_SYS_UIO_H ) |
| check_symbol_exists(writev sys/uio.h HAVE_WRITEV) |
| endif() |
| set(CMAKE_REQUIRED_DEFINITIONS "-D_LARGEFILE64_SOURCE") |
| check_symbol_exists(lseek64 "sys/types.h;unistd.h" HAVE_LSEEK64) |
| set(CMAKE_REQUIRED_DEFINITIONS "") |
| check_symbol_exists(mallctl malloc_np.h HAVE_MALLCTL) |
| 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) |
| 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(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(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_DECL_STRERROR_S) |
| check_symbol_exists(setenv stdlib.h HAVE_SETENV) |
| if( PURE_WINDOWS ) |
| check_symbol_exists(_chsize_s io.h HAVE__CHSIZE_S) |
| |
| check_function_exists(_alloca HAVE__ALLOCA) |
| check_function_exists(__alloca HAVE___ALLOCA) |
| check_function_exists(__chkstk HAVE___CHKSTK) |
| check_function_exists(__chkstk_ms HAVE___CHKSTK_MS) |
| check_function_exists(___chkstk HAVE____CHKSTK) |
| check_function_exists(___chkstk_ms HAVE____CHKSTK_MS) |
| |
| check_function_exists(__ashldi3 HAVE___ASHLDI3) |
| check_function_exists(__ashrdi3 HAVE___ASHRDI3) |
| check_function_exists(__divdi3 HAVE___DIVDI3) |
| check_function_exists(__fixdfdi HAVE___FIXDFDI) |
| check_function_exists(__fixsfdi HAVE___FIXSFDI) |
| check_function_exists(__floatdidf HAVE___FLOATDIDF) |
| check_function_exists(__lshrdi3 HAVE___LSHRDI3) |
| check_function_exists(__moddi3 HAVE___MODDI3) |
| check_function_exists(__udivdi3 HAVE___UDIVDI3) |
| check_function_exists(__umoddi3 HAVE___UMODDI3) |
| |
| check_function_exists(__main HAVE___MAIN) |
| check_function_exists(__cmpdi2 HAVE___CMPDI2) |
| endif() |
| if( HAVE_DLFCN_H ) |
| if( HAVE_LIBDL ) |
| list(APPEND CMAKE_REQUIRED_LIBRARIES dl) |
| endif() |
| check_symbol_exists(dlopen dlfcn.h HAVE_DLOPEN) |
| check_symbol_exists(dladdr dlfcn.h HAVE_DLADDR) |
| if( HAVE_LIBDL ) |
| list(REMOVE_ITEM CMAKE_REQUIRED_LIBRARIES dl) |
| endif() |
| endif() |
| |
| check_symbol_exists(__GLIBC__ stdio.h LLVM_USING_GLIBC) |
| if( LLVM_USING_GLIBC ) |
| add_definitions( -D_GNU_SOURCE ) |
| list(APPEND CMAKE_REQUIRED_DEFINITIONS "-D_GNU_SOURCE") |
| endif() |
| # This check requires _GNU_SOURCE |
| check_symbol_exists(sched_getaffinity sched.h HAVE_SCHED_GETAFFINITY) |
| check_symbol_exists(CPU_COUNT sched.h HAVE_CPU_COUNT) |
| if(HAVE_LIBPTHREAD) |
| check_library_exists(pthread pthread_getname_np "" HAVE_PTHREAD_GETNAME_NP) |
| check_library_exists(pthread pthread_setname_np "" HAVE_PTHREAD_SETNAME_NP) |
| elseif(PTHREAD_IN_LIBC) |
| check_library_exists(c pthread_getname_np "" HAVE_PTHREAD_GETNAME_NP) |
| check_library_exists(c pthread_setname_np "" HAVE_PTHREAD_SETNAME_NP) |
| endif() |
| |
| set(headers "sys/types.h") |
| |
| if (HAVE_INTTYPES_H) |
| set(headers ${headers} "inttypes.h") |
| endif() |
| |
| if (HAVE_STDINT_H) |
| set(headers ${headers} "stdint.h") |
| endif() |
| |
| check_type_exists(int64_t "${headers}" HAVE_INT64_T) |
| check_type_exists(uint64_t "${headers}" HAVE_UINT64_T) |
| check_type_exists(u_int64_t "${headers}" HAVE_U_INT64_T) |
| |
| # available programs checks |
| function(llvm_find_program name) |
| string(TOUPPER ${name} NAME) |
| string(REGEX REPLACE "\\." "_" 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 ${name} available ?") |
| mark_as_advanced(HAVE_${NAME}) |
| else(LLVM_PATH_${NAME}) |
| set(HAVE_${NAME} "" CACHE INTERNAL "Is ${name} available ?") |
| endif(LLVM_PATH_${NAME}) |
| endfunction() |
| |
| if (LLVM_ENABLE_DOXYGEN) |
| llvm_find_program(dot) |
| endif () |
| |
| if( LLVM_ENABLE_FFI ) |
| find_path(FFI_INCLUDE_PATH ffi.h PATHS ${FFI_INCLUDE_DIR}) |
| if( EXISTS "${FFI_INCLUDE_PATH}/ffi.h" ) |
| set(FFI_HEADER ffi.h CACHE INTERNAL "") |
| set(HAVE_FFI_H 1 CACHE INTERNAL "") |
| else() |
| find_path(FFI_INCLUDE_PATH ffi/ffi.h PATHS ${FFI_INCLUDE_DIR}) |
| if( EXISTS "${FFI_INCLUDE_PATH}/ffi/ffi.h" ) |
| set(FFI_HEADER ffi/ffi.h CACHE INTERNAL "") |
| set(HAVE_FFI_FFI_H 1 CACHE INTERNAL "") |
| endif() |
| endif() |
| |
| if( NOT FFI_HEADER ) |
| message(FATAL_ERROR "libffi includes are not found.") |
| endif() |
| |
| find_library(FFI_LIBRARY_PATH ffi PATHS ${FFI_LIBRARY_DIR}) |
| if( NOT FFI_LIBRARY_PATH ) |
| message(FATAL_ERROR "libffi is not found.") |
| endif() |
| |
| list(APPEND CMAKE_REQUIRED_LIBRARIES ${FFI_LIBRARY_PATH}) |
| list(APPEND CMAKE_REQUIRED_INCLUDES ${FFI_INCLUDE_PATH}) |
| 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 ${FFI_LIBRARY_PATH}) |
| else() |
| unset(HAVE_FFI_FFI_H CACHE) |
| unset(HAVE_FFI_H CACHE) |
| unset(HAVE_FFI_CALL CACHE) |
| endif( LLVM_ENABLE_FFI ) |
| |
| # Define LLVM_HAS_ATOMICS if gcc or MSVC atomic builtins are supported. |
| include(CheckAtomic) |
| |
| if( LLVM_ENABLE_PIC ) |
| set(ENABLE_PIC 1) |
| else() |
| set(ENABLE_PIC 0) |
| check_cxx_compiler_flag("-fno-pie" SUPPORTS_NO_PIE_FLAG) |
| if(SUPPORTS_NO_PIE_FLAG) |
| set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fno-pie") |
| endif() |
| endif() |
| |
| check_cxx_compiler_flag("-Wvariadic-macros" SUPPORTS_VARIADIC_MACROS_FLAG) |
| check_cxx_compiler_flag("-Wgnu-zero-variadic-macro-arguments" |
| SUPPORTS_GNU_ZERO_VARIADIC_MACRO_ARGUMENTS_FLAG) |
| |
| set(USE_NO_MAYBE_UNINITIALIZED 0) |
| set(USE_NO_UNINITIALIZED 0) |
| |
| # 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_HOST_TRIPLE}) |
| 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 "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 Mips) |
| elseif (LLVM_NATIVE_ARCH MATCHES "xcore") |
| 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) |
| elseif (LLVM_NATIVE_ARCH MATCHES "wasm32") |
| set(LLVM_NATIVE_ARCH WebAssembly) |
| elseif (LLVM_NATIVE_ARCH MATCHES "wasm64") |
| set(LLVM_NATIVE_ARCH WebAssembly) |
| 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 |
| "Native target ${LLVM_NATIVE_ARCH} is not selected; lli will not JIT code") |
| else () |
| message(STATUS "Native target architecture is ${LLVM_NATIVE_ARCH}") |
| set(LLVM_NATIVE_TARGET LLVMInitialize${LLVM_NATIVE_ARCH}Target) |
| set(LLVM_NATIVE_TARGETINFO LLVMInitialize${LLVM_NATIVE_ARCH}TargetInfo) |
| set(LLVM_NATIVE_TARGETMC LLVMInitialize${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 ${PROJECT_SOURCE_DIR}/lib/Target/${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 ${PROJECT_SOURCE_DIR}/lib/Target/${LLVM_NATIVE_ARCH}/Disassembler/CMakeLists.txt) |
| set(LLVM_NATIVE_DISASSEMBLER LLVMInitialize${LLVM_NATIVE_ARCH}Disassembler) |
| endif () |
| endif () |
| |
| if( MINGW ) |
| set(HAVE_LIBPSAPI 1) |
| set(HAVE_LIBSHELL32 1) |
| # TODO: Check existence of libraries. |
| # include(CheckLibraryExists) |
| endif( MINGW ) |
| |
| if (NOT HAVE_STRTOLL) |
| # Use _strtoi64 if strtoll is not available. |
| check_symbol_exists(_strtoi64 stdlib.h have_strtoi64) |
| if (have_strtoi64) |
| set(HAVE_STRTOLL 1) |
| set(strtoll "_strtoi64") |
| set(strtoull "_strtoui64") |
| endif () |
| endif () |
| |
| if( MSVC ) |
| set(SHLIBEXT ".lib") |
| set(stricmp "_stricmp") |
| set(strdup "_strdup") |
| |
| # See if the DIA SDK is available and usable. |
| set(MSVC_DIA_SDK_DIR "$ENV{VSINSTALLDIR}DIA SDK") |
| |
| # Due to a bug in MSVC 2013's installation software, it is possible |
| # for MSVC 2013 to write the DIA SDK into the Visual Studio 2012 |
| # install directory. If this happens, the installation is corrupt |
| # and there's nothing we can do. It happens with enough frequency |
| # though that we should handle it. We do so by simply checking that |
| # the DIA SDK folder exists. Should this happen you will need to |
| # uninstall VS 2012 and then re-install VS 2013. |
| if (IS_DIRECTORY ${MSVC_DIA_SDK_DIR}) |
| set(HAVE_DIA_SDK 1) |
| else() |
| set(HAVE_DIA_SDK 0) |
| endif() |
| |
| option(LLVM_ENABLE_DIA_SDK "Use MSVC DIA SDK for debugging if available." |
| ${HAVE_DIA_SDK}) |
| |
| if(LLVM_ENABLE_DIA_SDK AND NOT HAVE_DIA_SDK) |
| message(FATAL_ERROR "DIA SDK not found. If you have both VS 2012 and 2013 installed, you may need to uninstall the former and re-install the latter afterwards.") |
| endif() |
| else() |
| set(LLVM_ENABLE_DIA_SDK 0) |
| endif( MSVC ) |
| |
| # FIXME: Signal handler return type, currently hardcoded to 'void' |
| set(RETSIGTYPE void) |
| |
| if( LLVM_ENABLE_THREADS ) |
| # 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( LLVM_ENABLE_THREADS ) |
| message(STATUS "Threads enabled.") |
| 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() |
| |
| 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 search.") |
| set(LLVM_DOXYGEN_SEARCH_MAPPINGS "" CACHE STRING "Doxygen Search Mappings") |
| endif() |
| endif() |
| else() |
| message(STATUS "Doxygen disabled.") |
| endif() |
| |
| set(LLVM_BINDINGS "") |
| if(WIN32) |
| message(STATUS "Go bindings disabled.") |
| else() |
| find_program(GO_EXECUTABLE NAMES go DOC "go executable") |
| if(GO_EXECUTABLE STREQUAL "GO_EXECUTABLE-NOTFOUND") |
| message(STATUS "Go bindings disabled.") |
| else() |
| execute_process(COMMAND ${GO_EXECUTABLE} run ${PROJECT_SOURCE_DIR}/bindings/go/conftest.go |
| RESULT_VARIABLE GO_CONFTEST) |
| if(GO_CONFTEST STREQUAL "0") |
| set(LLVM_BINDINGS "${LLVM_BINDINGS} go") |
| message(STATUS "Go bindings enabled.") |
| else() |
| message(STATUS "Go bindings disabled, need at least Go 1.2.") |
| endif() |
| endif() |
| endif() |
| |
| find_program(GOLD_EXECUTABLE NAMES ${LLVM_DEFAULT_TARGET_TRIPLE}-ld.gold ld.gold ${LLVM_DEFAULT_TARGET_TRIPLE}-ld ld DOC "The gold linker") |
| set(LLVM_BINUTILS_INCDIR "" CACHE PATH |
| "PATH to binutils/include containing plugin-api.h for gold plugin.") |
| |
| if(CMAKE_HOST_APPLE AND APPLE) |
| if(NOT CMAKE_XCRUN) |
| find_program(CMAKE_XCRUN NAMES xcrun) |
| endif() |
| if(CMAKE_XCRUN) |
| execute_process(COMMAND ${CMAKE_XCRUN} -find ld |
| OUTPUT_VARIABLE LD64_EXECUTABLE |
| OUTPUT_STRIP_TRAILING_WHITESPACE) |
| else() |
| find_program(LD64_EXECUTABLE NAMES ld DOC "The ld64 linker") |
| endif() |
| |
| if(LD64_EXECUTABLE) |
| set(LD64_EXECUTABLE ${LD64_EXECUTABLE} CACHE PATH "ld64 executable") |
| message(STATUS "Found ld64 - ${LD64_EXECUTABLE}") |
| endif() |
| endif() |
| |
| # Keep the version requirements in sync with bindings/ocaml/README.txt. |
| include(FindOCaml) |
| include(AddOCaml) |
| if(WIN32) |
| message(STATUS "OCaml bindings disabled.") |
| else() |
| find_package(OCaml) |
| if( NOT OCAML_FOUND ) |
| message(STATUS "OCaml bindings disabled.") |
| else() |
| if( OCAML_VERSION VERSION_LESS "4.00.0" ) |
| message(STATUS "OCaml bindings disabled, need OCaml >=4.00.0.") |
| else() |
| find_ocamlfind_package(ctypes VERSION 0.4 OPTIONAL) |
| if( HAVE_OCAML_CTYPES ) |
| message(STATUS "OCaml bindings enabled.") |
| find_ocamlfind_package(oUnit VERSION 2 OPTIONAL) |
| set(LLVM_BINDINGS "${LLVM_BINDINGS} ocaml") |
| |
| set(LLVM_OCAML_INSTALL_PATH "${OCAML_STDLIB_PATH}" CACHE STRING |
| "Install directory for LLVM OCaml packages") |
| else() |
| message(STATUS "OCaml bindings disabled, need ctypes >=0.4.") |
| endif() |
| endif() |
| endif() |
| endif() |
| |
| string(REPLACE " " ";" LLVM_BINDINGS_LIST "${LLVM_BINDINGS}") |
| |
| function(find_python_module module) |
| string(REPLACE "." "_" module_name ${module}) |
| string(TOUPPER ${module_name} module_upper) |
| set(FOUND_VAR PY_${module_upper}_FOUND) |
| |
| execute_process(COMMAND "${PYTHON_EXECUTABLE}" "-c" "import ${module}" |
| RESULT_VARIABLE status |
| ERROR_QUIET) |
| |
| if(status) |
| set(${FOUND_VAR} 0 PARENT_SCOPE) |
| message(STATUS "Could NOT find Python module ${module}") |
| else() |
| set(${FOUND_VAR} 1 PARENT_SCOPE) |
| message(STATUS "Found Python module ${module}") |
| endif() |
| endfunction() |
| |
| set (PYTHON_MODULES |
| pygments |
| # Some systems still don't have pygments.lexers.c_cpp which was introduced in |
| # version 2.0 in 2014... |
| pygments.lexers.c_cpp |
| yaml |
| ) |
| foreach(module ${PYTHON_MODULES}) |
| find_python_module(${module}) |
| endforeach() |
| |
| if(PY_PYGMENTS_FOUND AND PY_PYGMENTS_LEXERS_C_CPP_FOUND AND PY_YAML_FOUND) |
| set (LLVM_HAVE_OPT_VIEWER_MODULES 1) |
| else() |
| set (LLVM_HAVE_OPT_VIEWER_MODULES 0) |
| endif() |