mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-22 18:54:02 +01:00
4a89be8e01
On Apple platforms, linking against libSystem.dylib is sufficient, and some Apple platforms don't provide libm.dylib. On those platforms, adding -lm to CMAKE_REQUIRED_LIBRARIES causes all subsequent compile-flag checks to fail due to the missing library. Differential Revision: https://reviews.llvm.org/D81265
671 lines
24 KiB
CMake
671 lines
24 KiB
CMake
if( WIN32 AND NOT CYGWIN )
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# We consider Cygwin as another Unix
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set(PURE_WINDOWS 1)
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endif()
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include(CheckIncludeFile)
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include(CheckLibraryExists)
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include(CheckSymbolExists)
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include(CheckFunctionExists)
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include(CheckStructHasMember)
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include(CheckCCompilerFlag)
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include(CheckCompilerVersion)
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include(HandleLLVMStdlib)
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if( UNIX AND NOT (APPLE OR BEOS OR HAIKU) )
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# Used by check_symbol_exists:
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list(APPEND CMAKE_REQUIRED_LIBRARIES "m")
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endif()
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# x86_64 FreeBSD 9.2 requires libcxxrt to be specified explicitly.
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if( CMAKE_SYSTEM MATCHES "FreeBSD-9.2-RELEASE" AND
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CMAKE_SIZEOF_VOID_P EQUAL 8 )
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list(APPEND CMAKE_REQUIRED_LIBRARIES "cxxrt")
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endif()
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# Do checks with _XOPEN_SOURCE and large-file API on AIX, because we will build
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# with those too.
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if (UNIX AND ${CMAKE_SYSTEM_NAME} MATCHES "AIX")
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list(APPEND CMAKE_REQUIRED_DEFINITIONS "-D_XOPEN_SOURCE=700")
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list(APPEND CMAKE_REQUIRED_DEFINITIONS "-D_LARGE_FILE_API")
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endif()
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# Do checks with _FILE_OFFSET_BITS=64 on Solaris, because we will build
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# with those too.
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if (UNIX AND ${CMAKE_SYSTEM_NAME} MATCHES "SunOS")
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list(APPEND CMAKE_REQUIRED_DEFINITIONS "-D_FILE_OFFSET_BITS=64")
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endif()
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# include checks
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check_include_file(dlfcn.h HAVE_DLFCN_H)
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check_include_file(errno.h HAVE_ERRNO_H)
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check_include_file(fcntl.h HAVE_FCNTL_H)
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check_include_file(link.h HAVE_LINK_H)
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check_include_file(malloc/malloc.h HAVE_MALLOC_MALLOC_H)
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if( NOT PURE_WINDOWS )
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check_include_file(pthread.h HAVE_PTHREAD_H)
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endif()
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check_include_file(signal.h HAVE_SIGNAL_H)
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check_include_file(sys/ioctl.h HAVE_SYS_IOCTL_H)
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check_include_file(sys/mman.h HAVE_SYS_MMAN_H)
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check_include_file(sys/param.h HAVE_SYS_PARAM_H)
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check_include_file(sys/resource.h HAVE_SYS_RESOURCE_H)
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check_include_file(sys/stat.h HAVE_SYS_STAT_H)
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check_include_file(sys/time.h HAVE_SYS_TIME_H)
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check_include_file(sys/types.h HAVE_SYS_TYPES_H)
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check_include_file(termios.h HAVE_TERMIOS_H)
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check_include_file(unistd.h HAVE_UNISTD_H)
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check_include_file(valgrind/valgrind.h HAVE_VALGRIND_VALGRIND_H)
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check_include_file(zlib.h HAVE_ZLIB_H)
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check_include_file(fenv.h HAVE_FENV_H)
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check_symbol_exists(FE_ALL_EXCEPT "fenv.h" HAVE_DECL_FE_ALL_EXCEPT)
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check_symbol_exists(FE_INEXACT "fenv.h" HAVE_DECL_FE_INEXACT)
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check_include_file(mach/mach.h HAVE_MACH_MACH_H)
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check_include_file(histedit.h HAVE_HISTEDIT_H)
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check_include_file(CrashReporterClient.h HAVE_CRASHREPORTERCLIENT_H)
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if(APPLE)
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include(CheckCSourceCompiles)
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CHECK_C_SOURCE_COMPILES("
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static const char *__crashreporter_info__ = 0;
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asm(\".desc ___crashreporter_info__, 0x10\");
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int main() { return 0; }"
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HAVE_CRASHREPORTER_INFO)
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endif()
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if(${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
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check_include_file(linux/magic.h HAVE_LINUX_MAGIC_H)
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if(NOT HAVE_LINUX_MAGIC_H)
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# older kernels use split files
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check_include_file(linux/nfs_fs.h HAVE_LINUX_NFS_FS_H)
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check_include_file(linux/smb.h HAVE_LINUX_SMB_H)
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endif()
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endif()
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# library checks
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if( NOT PURE_WINDOWS )
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check_library_exists(pthread pthread_create "" HAVE_LIBPTHREAD)
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if (HAVE_LIBPTHREAD)
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check_library_exists(pthread pthread_getspecific "" HAVE_PTHREAD_GETSPECIFIC)
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check_library_exists(pthread pthread_rwlock_init "" HAVE_PTHREAD_RWLOCK_INIT)
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check_library_exists(pthread pthread_mutex_lock "" HAVE_PTHREAD_MUTEX_LOCK)
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else()
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# this could be Android
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check_library_exists(c pthread_create "" PTHREAD_IN_LIBC)
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if (PTHREAD_IN_LIBC)
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check_library_exists(c pthread_getspecific "" HAVE_PTHREAD_GETSPECIFIC)
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check_library_exists(c pthread_rwlock_init "" HAVE_PTHREAD_RWLOCK_INIT)
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check_library_exists(c pthread_mutex_lock "" HAVE_PTHREAD_MUTEX_LOCK)
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endif()
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endif()
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check_library_exists(dl dlopen "" HAVE_LIBDL)
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check_library_exists(rt clock_gettime "" HAVE_LIBRT)
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endif()
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# Check for libpfm.
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include(FindLibpfm)
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if(HAVE_LIBPTHREAD)
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# We want to find pthreads library and at the moment we do want to
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# have it reported as '-l<lib>' instead of '-pthread'.
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# TODO: switch to -pthread once the rest of the build system can deal with it.
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set(CMAKE_THREAD_PREFER_PTHREAD TRUE)
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set(THREADS_HAVE_PTHREAD_ARG Off)
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find_package(Threads REQUIRED)
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set(LLVM_PTHREAD_LIB ${CMAKE_THREAD_LIBS_INIT})
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endif()
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# Don't look for these libraries if we're using MSan, since uninstrumented third
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# party code may call MSan interceptors like strlen, leading to false positives.
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if(NOT LLVM_USE_SANITIZER MATCHES "Memory.*")
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set(HAVE_LIBZ 0)
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if(LLVM_ENABLE_ZLIB)
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foreach(library z zlib_static zlib)
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string(TOUPPER ${library} library_suffix)
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check_library_exists(${library} compress2 "" HAVE_LIBZ_${library_suffix})
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if(HAVE_LIBZ_${library_suffix})
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set(HAVE_LIBZ 1)
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set(ZLIB_LIBRARIES "${library}")
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break()
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endif()
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endforeach()
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endif()
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# Don't look for these libraries on Windows.
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if (NOT PURE_WINDOWS)
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# Skip libedit if using ASan as it contains memory leaks.
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if (LLVM_ENABLE_LIBEDIT AND HAVE_HISTEDIT_H AND NOT LLVM_USE_SANITIZER MATCHES ".*Address.*")
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check_library_exists(edit el_init "" HAVE_LIBEDIT)
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else()
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set(HAVE_LIBEDIT 0)
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endif()
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if(LLVM_ENABLE_TERMINFO)
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set(HAVE_TERMINFO 0)
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foreach(library terminfo tinfo curses ncurses ncursesw)
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string(TOUPPER ${library} library_suffix)
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check_library_exists(${library} setupterm "" HAVE_TERMINFO_${library_suffix})
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if(HAVE_TERMINFO_${library_suffix})
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set(HAVE_TERMINFO 1)
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set(TERMINFO_LIBS "${library}")
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break()
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endif()
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endforeach()
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else()
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set(HAVE_TERMINFO 0)
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endif()
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find_library(ICONV_LIBRARY_PATH NAMES iconv libiconv libiconv-2 c)
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set(LLVM_LIBXML2_ENABLED 0)
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set(LIBXML2_FOUND 0)
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if((LLVM_ENABLE_LIBXML2) AND ((CMAKE_SYSTEM_NAME MATCHES "Linux") AND (ICONV_LIBRARY_PATH) OR APPLE))
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find_package(LibXml2)
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if (LIBXML2_FOUND)
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set(LLVM_LIBXML2_ENABLED 1)
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if ((CMAKE_OSX_SYSROOT) AND (EXISTS ${CMAKE_OSX_SYSROOT}/${LIBXML2_INCLUDE_DIR}))
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include_directories(${CMAKE_OSX_SYSROOT}/${LIBXML2_INCLUDE_DIR})
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else()
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include_directories(${LIBXML2_INCLUDE_DIR})
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endif()
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endif()
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endif()
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endif()
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endif()
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if (LLVM_ENABLE_LIBXML2 STREQUAL "FORCE_ON" AND NOT LLVM_LIBXML2_ENABLED)
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message(FATAL_ERROR "Failed to congifure libxml2")
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endif()
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if (LLVM_ENABLE_ZLIB STREQUAL "FORCE_ON" AND NOT HAVE_LIBZ)
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message(FATAL_ERROR "Failed to configure zlib")
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endif()
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check_library_exists(xar xar_open "" HAVE_LIBXAR)
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if(HAVE_LIBXAR)
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set(XAR_LIB xar)
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endif()
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# function checks
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check_symbol_exists(arc4random "stdlib.h" HAVE_DECL_ARC4RANDOM)
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find_package(Backtrace)
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set(HAVE_BACKTRACE ${Backtrace_FOUND})
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set(BACKTRACE_HEADER ${Backtrace_HEADER})
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# Prevent check_symbol_exists from using API that is not supported for a given
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# deployment target.
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check_c_compiler_flag("-Werror=unguarded-availability-new" "C_SUPPORTS_WERROR_UNGUARDED_AVAILABILITY_NEW")
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if(C_SUPPORTS_WERROR_UNGUARDED_AVAILABILITY_NEW)
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set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -Werror=unguarded-availability-new")
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endif()
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check_symbol_exists(_Unwind_Backtrace "unwind.h" HAVE__UNWIND_BACKTRACE)
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check_symbol_exists(getpagesize unistd.h HAVE_GETPAGESIZE)
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check_symbol_exists(sysconf unistd.h HAVE_SYSCONF)
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check_symbol_exists(getrusage sys/resource.h HAVE_GETRUSAGE)
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check_symbol_exists(setrlimit sys/resource.h HAVE_SETRLIMIT)
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check_symbol_exists(isatty unistd.h HAVE_ISATTY)
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check_symbol_exists(futimens sys/stat.h HAVE_FUTIMENS)
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check_symbol_exists(futimes sys/time.h HAVE_FUTIMES)
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check_symbol_exists(posix_fallocate fcntl.h HAVE_POSIX_FALLOCATE)
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# AddressSanitizer conflicts with lib/Support/Unix/Signals.inc
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# Avoid sigaltstack on Apple platforms, where backtrace() cannot handle it
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# (rdar://7089625) and _Unwind_Backtrace is unusable because it cannot unwind
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# past the signal handler after an assertion failure (rdar://29866587).
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if( HAVE_SIGNAL_H AND NOT LLVM_USE_SANITIZER MATCHES ".*Address.*" AND NOT APPLE )
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check_symbol_exists(sigaltstack signal.h HAVE_SIGALTSTACK)
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endif()
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set(CMAKE_REQUIRED_DEFINITIONS "-D_LARGEFILE64_SOURCE")
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check_symbol_exists(lseek64 "sys/types.h;unistd.h" HAVE_LSEEK64)
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set(CMAKE_REQUIRED_DEFINITIONS "")
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check_symbol_exists(mallctl malloc_np.h HAVE_MALLCTL)
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check_symbol_exists(mallinfo malloc.h HAVE_MALLINFO)
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check_symbol_exists(malloc_zone_statistics malloc/malloc.h
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HAVE_MALLOC_ZONE_STATISTICS)
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check_symbol_exists(getrlimit "sys/types.h;sys/time.h;sys/resource.h" HAVE_GETRLIMIT)
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check_symbol_exists(posix_spawn spawn.h HAVE_POSIX_SPAWN)
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check_symbol_exists(pread unistd.h HAVE_PREAD)
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check_symbol_exists(sbrk unistd.h HAVE_SBRK)
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check_symbol_exists(strerror string.h HAVE_STRERROR)
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check_symbol_exists(strerror_r string.h HAVE_STRERROR_R)
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check_symbol_exists(strerror_s string.h HAVE_DECL_STRERROR_S)
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check_symbol_exists(setenv stdlib.h HAVE_SETENV)
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if( PURE_WINDOWS )
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check_symbol_exists(_chsize_s io.h HAVE__CHSIZE_S)
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check_function_exists(_alloca HAVE__ALLOCA)
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check_function_exists(__alloca HAVE___ALLOCA)
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check_function_exists(__chkstk HAVE___CHKSTK)
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check_function_exists(__chkstk_ms HAVE___CHKSTK_MS)
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check_function_exists(___chkstk HAVE____CHKSTK)
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check_function_exists(___chkstk_ms HAVE____CHKSTK_MS)
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check_function_exists(__ashldi3 HAVE___ASHLDI3)
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check_function_exists(__ashrdi3 HAVE___ASHRDI3)
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check_function_exists(__divdi3 HAVE___DIVDI3)
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check_function_exists(__fixdfdi HAVE___FIXDFDI)
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check_function_exists(__fixsfdi HAVE___FIXSFDI)
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check_function_exists(__floatdidf HAVE___FLOATDIDF)
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check_function_exists(__lshrdi3 HAVE___LSHRDI3)
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check_function_exists(__moddi3 HAVE___MODDI3)
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check_function_exists(__udivdi3 HAVE___UDIVDI3)
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check_function_exists(__umoddi3 HAVE___UMODDI3)
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check_function_exists(__main HAVE___MAIN)
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check_function_exists(__cmpdi2 HAVE___CMPDI2)
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endif()
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if( HAVE_DLFCN_H )
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if( HAVE_LIBDL )
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list(APPEND CMAKE_REQUIRED_LIBRARIES dl)
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endif()
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check_symbol_exists(dlopen dlfcn.h HAVE_DLOPEN)
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check_symbol_exists(dladdr dlfcn.h HAVE_DLADDR)
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if( HAVE_LIBDL )
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list(REMOVE_ITEM CMAKE_REQUIRED_LIBRARIES dl)
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endif()
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endif()
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CHECK_STRUCT_HAS_MEMBER("struct stat" st_mtimespec.tv_nsec
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"sys/types.h;sys/stat.h" HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC)
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CHECK_STRUCT_HAS_MEMBER("struct stat" st_mtim.tv_nsec
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"sys/types.h;sys/stat.h" HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC)
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check_symbol_exists(__GLIBC__ stdio.h LLVM_USING_GLIBC)
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if( LLVM_USING_GLIBC )
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add_definitions( -D_GNU_SOURCE )
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list(APPEND CMAKE_REQUIRED_DEFINITIONS "-D_GNU_SOURCE")
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endif()
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# This check requires _GNU_SOURCE
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if (NOT PURE_WINDOWS)
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if (LLVM_PTHREAD_LIB)
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list(APPEND CMAKE_REQUIRED_LIBRARIES ${LLVM_PTHREAD_LIB})
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endif()
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check_symbol_exists(pthread_getname_np pthread.h HAVE_PTHREAD_GETNAME_NP)
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check_symbol_exists(pthread_setname_np pthread.h HAVE_PTHREAD_SETNAME_NP)
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if (LLVM_PTHREAD_LIB)
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list(REMOVE_ITEM CMAKE_REQUIRED_LIBRARIES ${LLVM_PTHREAD_LIB})
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endif()
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endif()
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# available programs checks
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function(llvm_find_program name)
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string(TOUPPER ${name} NAME)
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string(REGEX REPLACE "\\." "_" NAME ${NAME})
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find_program(LLVM_PATH_${NAME} NAMES ${ARGV})
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mark_as_advanced(LLVM_PATH_${NAME})
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if(LLVM_PATH_${NAME})
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set(HAVE_${NAME} 1 CACHE INTERNAL "Is ${name} available ?")
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mark_as_advanced(HAVE_${NAME})
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else(LLVM_PATH_${NAME})
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set(HAVE_${NAME} "" CACHE INTERNAL "Is ${name} available ?")
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endif(LLVM_PATH_${NAME})
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endfunction()
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if (LLVM_ENABLE_DOXYGEN)
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llvm_find_program(dot)
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endif ()
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if( LLVM_ENABLE_FFI )
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find_path(FFI_INCLUDE_PATH ffi.h PATHS ${FFI_INCLUDE_DIR})
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if( EXISTS "${FFI_INCLUDE_PATH}/ffi.h" )
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set(FFI_HEADER ffi.h CACHE INTERNAL "")
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set(HAVE_FFI_H 1 CACHE INTERNAL "")
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else()
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find_path(FFI_INCLUDE_PATH ffi/ffi.h PATHS ${FFI_INCLUDE_DIR})
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if( EXISTS "${FFI_INCLUDE_PATH}/ffi/ffi.h" )
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set(FFI_HEADER ffi/ffi.h CACHE INTERNAL "")
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set(HAVE_FFI_FFI_H 1 CACHE INTERNAL "")
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endif()
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endif()
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if( NOT FFI_HEADER )
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message(FATAL_ERROR "libffi includes are not found.")
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endif()
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find_library(FFI_LIBRARY_PATH ffi PATHS ${FFI_LIBRARY_DIR})
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if( NOT FFI_LIBRARY_PATH )
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message(FATAL_ERROR "libffi is not found.")
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endif()
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list(APPEND CMAKE_REQUIRED_LIBRARIES ${FFI_LIBRARY_PATH})
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list(APPEND CMAKE_REQUIRED_INCLUDES ${FFI_INCLUDE_PATH})
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check_symbol_exists(ffi_call ${FFI_HEADER} HAVE_FFI_CALL)
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list(REMOVE_ITEM CMAKE_REQUIRED_INCLUDES ${FFI_INCLUDE_PATH})
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list(REMOVE_ITEM CMAKE_REQUIRED_LIBRARIES ${FFI_LIBRARY_PATH})
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else()
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unset(HAVE_FFI_FFI_H CACHE)
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unset(HAVE_FFI_H CACHE)
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unset(HAVE_FFI_CALL CACHE)
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endif( LLVM_ENABLE_FFI )
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# Whether we can use std::is_trivially_copyable to verify llvm::is_trivially_copyable.
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CHECK_CXX_SOURCE_COMPILES("
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#include <type_traits>
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struct T { int val; };
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static_assert(std::is_trivially_copyable<T>::value, \"ok\");
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int main() { return 0;}
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" HAVE_STD_IS_TRIVIALLY_COPYABLE)
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# Define LLVM_HAS_ATOMICS if gcc or MSVC atomic builtins are supported.
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include(CheckAtomic)
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if( LLVM_ENABLE_PIC )
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set(ENABLE_PIC 1)
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else()
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set(ENABLE_PIC 0)
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check_cxx_compiler_flag("-fno-pie" SUPPORTS_NO_PIE_FLAG)
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if(SUPPORTS_NO_PIE_FLAG)
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fno-pie")
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endif()
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endif()
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check_cxx_compiler_flag("-Wvariadic-macros" SUPPORTS_VARIADIC_MACROS_FLAG)
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check_cxx_compiler_flag("-Wgnu-zero-variadic-macro-arguments"
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SUPPORTS_GNU_ZERO_VARIADIC_MACRO_ARGUMENTS_FLAG)
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set(USE_NO_MAYBE_UNINITIALIZED 0)
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set(USE_NO_UNINITIALIZED 0)
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# Disable gcc's potentially uninitialized use analysis as it presents lots of
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# false positives.
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if (CMAKE_COMPILER_IS_GNUCXX)
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check_cxx_compiler_flag("-Wmaybe-uninitialized" HAS_MAYBE_UNINITIALIZED)
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if (HAS_MAYBE_UNINITIALIZED)
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set(USE_NO_MAYBE_UNINITIALIZED 1)
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else()
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# Only recent versions of gcc make the distinction between -Wuninitialized
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# and -Wmaybe-uninitialized. If -Wmaybe-uninitialized isn't supported, just
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# turn off all uninitialized use warnings.
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check_cxx_compiler_flag("-Wuninitialized" HAS_UNINITIALIZED)
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set(USE_NO_UNINITIALIZED ${HAS_UNINITIALIZED})
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endif()
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endif()
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# By default, we target the host, but this can be overridden at CMake
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# invocation time.
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include(GetHostTriple)
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get_host_triple(LLVM_INFERRED_HOST_TRIPLE)
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set(LLVM_HOST_TRIPLE "${LLVM_INFERRED_HOST_TRIPLE}" CACHE STRING
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"Host on which LLVM binaries will run")
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# Determine the native architecture.
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string(TOLOWER "${LLVM_TARGET_ARCH}" LLVM_NATIVE_ARCH)
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|
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 "ppc64le")
|
|
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 "avr")
|
|
set(LLVM_NATIVE_ARCH AVR)
|
|
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)
|
|
elseif (LLVM_NATIVE_ARCH MATCHES "riscv32")
|
|
set(LLVM_NATIVE_ARCH RISCV)
|
|
elseif (LLVM_NATIVE_ARCH MATCHES "riscv64")
|
|
set(LLVM_NATIVE_ARCH RISCV)
|
|
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${LLVM_NATIVE_ARCH}Disassembler)
|
|
endif ()
|
|
endif ()
|
|
|
|
if( MSVC )
|
|
set(SHLIBEXT ".lib")
|
|
set(stricmp "_stricmp")
|
|
set(strdup "_strdup")
|
|
|
|
# See if the DIA SDK is available and usable.
|
|
set(MSVC_DIA_SDK_DIR "$ENV{VSINSTALLDIR}DIA SDK" CACHE PATH
|
|
"Path to the 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 "")
|
|
find_program(GO_EXECUTABLE NAMES go DOC "go executable")
|
|
if(WIN32 OR NOT LLVM_ENABLE_BINDINGS)
|
|
message(STATUS "Go bindings disabled.")
|
|
else()
|
|
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_GENERATOR STREQUAL "Ninja")
|
|
execute_process(COMMAND ${CMAKE_MAKE_PROGRAM} --version
|
|
OUTPUT_VARIABLE NINJA_VERSION
|
|
OUTPUT_STRIP_TRAILING_WHITESPACE)
|
|
set(NINJA_VERSION ${NINJA_VERSION} CACHE STRING "Ninja version number" FORCE)
|
|
message(STATUS "Ninja version: ${NINJA_VERSION}")
|
|
endif()
|
|
|
|
if(CMAKE_GENERATOR STREQUAL "Ninja" AND
|
|
NOT "${NINJA_VERSION}" VERSION_LESS "1.9.0" AND
|
|
CMAKE_HOST_APPLE AND CMAKE_HOST_SYSTEM_VERSION VERSION_GREATER "15.6.0")
|
|
set(LLVM_TOUCH_STATIC_LIBRARIES ON)
|
|
endif()
|
|
|
|
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 - ${LD64_EXECUTABLE}")
|
|
endif()
|
|
endif()
|
|
|
|
# Keep the version requirements in sync with bindings/ocaml/README.txt.
|
|
include(FindOCaml)
|
|
include(AddOCaml)
|
|
if(WIN32 OR NOT LLVM_ENABLE_BINDINGS)
|
|
message(STATUS "OCaml bindings disabled.")
|
|
else()
|
|
find_package(OCaml)
|
|
if( NOT OCAML_FOUND )
|
|
message(STATUS "OCaml bindings disabled.")
|
|
else()
|
|
if( OCAML_VERSION VERSION_LESS "4.00.0" )
|
|
message(STATUS "OCaml bindings disabled, need OCaml >=4.00.0.")
|
|
else()
|
|
find_ocamlfind_package(ctypes VERSION 0.4 OPTIONAL)
|
|
if( HAVE_OCAML_CTYPES )
|
|
message(STATUS "OCaml bindings enabled.")
|
|
find_ocamlfind_package(oUnit VERSION 2 OPTIONAL)
|
|
set(LLVM_BINDINGS "${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)
|
|
if (DEFINED ${FOUND_VAR})
|
|
return()
|
|
endif()
|
|
|
|
execute_process(COMMAND "${Python3_EXECUTABLE}" "-c" "import ${module}"
|
|
RESULT_VARIABLE status
|
|
ERROR_QUIET)
|
|
|
|
if(status)
|
|
set(${FOUND_VAR} OFF CACHE BOOL "Failed to find python module '${module}'")
|
|
message(STATUS "Could NOT find Python module ${module}")
|
|
else()
|
|
set(${FOUND_VAR} ON CACHE BOOL "Found python module '${module}'")
|
|
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()
|