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da5541e56d
llvm-mirror/cmake/config-ix.cmake
Eric Christopher da5541e56d Fix LLVM target initialization to deal with sociopathic outside projects 
that like to randomly define things like "X86", regenerate autoconf bits
and update cmake.

Fixes PR7852.

Patch by Xerxes Rånby!

llvm-svn: 112499
2010-08-30 18:34:48 +00:00

282 lines
9.0 KiB
CMake
Executable File
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include(CheckIncludeFile)
include(CheckLibraryExists)
include(CheckSymbolExists)
include(CheckFunctionExists)
include(CheckCXXSourceCompiles)
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)
# 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)
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()
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 "pic16")
set(LLVM_NATIVE_ARCH "PIC16")
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 ${LLVM_NATIVE_ARCH}; lli will not JIT code")
set(LLVM_NATIVE_ARCH)
endif ()
if (LLVM_NATIVE_ARCH)
set(LLVM_NATIVE_TARGET LLVMInitialize${LLVM_NATIVE_ARCH}Target)
set(LLVM_NATIVE_TARGETINFO LLVMInitialize${LLVM_NATIVE_ARCH}TargetInfo)
set(LLVM_NATIVE_ASMPRINTER LLVMInitialize${LLVM_NATIVE_ARCH}AsmPrinter)
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}")
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/System/DataTypes.h.cmake
${LLVM_BINARY_DIR}/include/llvm/System/DataTypes.h
)
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