add a version of the APFloat constructor that initializes to 0.0
[llvm/avr.git] / cmake / config-ix.cmake
blob5b63778e8ada5d02fed3df397158bd38ad427675
2 # include checks
3 include(CheckIncludeFile)
4 check_include_file(argz.h HAVE_ARGZ_H)
5 check_include_file(assert.h HAVE_ASSERT_H)
6 check_include_file(dirent.h HAVE_DIRENT_H)
7 check_include_file(dl.h HAVE_DL_H)
8 check_include_file(dld.h HAVE_DLD_H)
9 check_include_file(dlfcn.h HAVE_DLFCN_H)
10 check_include_file(errno.h HAVE_ERRNO_H)
11 check_include_file(execinfo.h HAVE_EXECINFO_H)
12 check_include_file(fcntl.h HAVE_FCNTL_H)
13 check_include_file(inttypes.h HAVE_INTTYPES_H)
14 check_include_file(limits.h HAVE_LIMITS_H)
15 check_include_file(link.h HAVE_LINK_H)
16 check_include_file(malloc.h HAVE_MALLOC_H)
17 check_include_file(malloc/malloc.h HAVE_MALLOC_MALLOC_H)
18 check_include_file(memory.h HAVE_MEMORY_H)
19 check_include_file(ndir.h HAVE_NDIR_H)
20 check_include_file(pthread.h HAVE_PTHREAD_H)
21 check_include_file(setjmp.h HAVE_SETJMP_H)
22 check_include_file(signal.h HAVE_SIGNAL_H)
23 check_include_file(stdint.h HAVE_STDINT_H)
24 check_include_file(stdio.h HAVE_STDIO_H)
25 check_include_file(stdlib.h HAVE_STDLIB_H)
26 check_include_file(string.h HAVE_STRING_H)
27 check_include_file(sys/dir.h HAVE_SYS_DIR_H)
28 check_include_file(sys/dl.h HAVE_SYS_DL_H)
29 check_include_file(sys/ioctl.h HAVE_SYS_IOCTL_H)
30 check_include_file(sys/mman.h HAVE_SYS_MMAN_H)
31 check_include_file(sys/ndir.h HAVE_SYS_NDIR_H)
32 check_include_file(sys/param.h HAVE_SYS_PARAM_H)
33 check_include_file(sys/resource.h HAVE_SYS_RESOURCE_H)
34 check_include_file(sys/stat.h HAVE_SYS_STAT_H)
35 check_include_file(sys/time.h HAVE_SYS_TIME_H)
36 check_include_file(sys/types.h HAVE_SYS_TYPES_H)
37 check_include_file(sys/wait.h HAVE_SYS_WAIT_H)
38 check_include_file(termios.h HAVE_TERMIOS_H)
39 check_include_file(unistd.h HAVE_UNISTD_H)
40 check_include_file(utime.h HAVE_UTIME_H)
41 check_include_file(windows.h HAVE_WINDOWS_H)
43 # library checks
44 include(CheckLibraryExists)
45 check_library_exists(pthread pthread_create "" HAVE_LIBPTHREAD)
46 check_library_exists(pthread pthread_getspecific "" HAVE_PTHREAD_GETSPECIFIC)
47 check_library_exists(pthread pthread_rwlock_init "" HAVE_PTHREAD_RWLOCK_INIT)
48 check_library_exists(dl dlopen "" HAVE_LIBDL)
50 # function checks
51 include(CheckSymbolExists)
52 include(CheckFunctionExists)
53 check_symbol_exists(getpagesize unistd.h HAVE_GETPAGESIZE)
54 check_symbol_exists(getrusage sys/resource.h HAVE_GETRUSAGE)
55 check_symbol_exists(setrlimit sys/resource.h HAVE_SETRLIMIT)
56 check_function_exists(isatty HAVE_ISATTY)
57 check_symbol_exists(isinf cmath HAVE_ISINF_IN_CMATH)
58 check_symbol_exists(isinf math.h HAVE_ISINF_IN_MATH_H)
59 check_symbol_exists(isnan cmath HAVE_ISNAN_IN_CMATH)
60 check_symbol_exists(isnan math.h HAVE_ISNAN_IN_MATH_H)
61 check_symbol_exists(ceilf math.h HAVE_CEILF)
62 check_symbol_exists(floorf math.h HAVE_FLOORF)
63 check_symbol_exists(mallinfo malloc.h HAVE_MALLINFO)
64 check_symbol_exists(malloc_zone_statistics malloc/malloc.h
65                     HAVE_MALLOC_ZONE_STATISTICS)
66 check_symbol_exists(mkdtemp unistd.h HAVE_MKDTEMP)
67 check_symbol_exists(mkstemp unistd.h HAVE_MKSTEMP)
68 check_symbol_exists(mktemp unistd.h HAVE_MKTEMP)
69 check_symbol_exists(pthread_mutex_lock pthread.h HAVE_PTHREAD_MUTEX_LOCK)
70 check_symbol_exists(strtoll stdlib.h HAVE_STRTOLL)
71 check_symbol_exists(strerror string.h HAVE_STRERROR)
72 check_symbol_exists(strerror_r string.h HAVE_STRERROR_R)
73 check_symbol_exists(strerror_s string.h HAVE_STRERROR_S)
75 check_symbol_exists(__GLIBC__ stdio.h LLVM_USING_GLIBC)
76 if( LLVM_USING_GLIBC )
77   add_llvm_definitions( -D_GNU_SOURCE )
78 endif()
80 # Define LLVM_MULTITHREADED if gcc atomic builtins exists.
81 include(CheckAtomic)
83 include(CheckCXXCompilerFlag)
84 # On windows all code is position-independent and mingw warns if -fPIC
85 # is in the command-line.
86 if( NOT WIN32 )
87   check_cxx_compiler_flag("-fPIC" SUPPORTS_FPIC_FLAG)
88 endif()
90 include(GetTargetTriple)
91 get_target_triple(LLVM_HOSTTRIPLE)
92 message(STATUS "LLVM_HOSTTRIPLE: ${LLVM_HOSTTRIPLE}")
94 # Determine the native architecture.
95 string(TOLOWER "${LLVM_TARGET_ARCH}" LLVM_NATIVE_ARCH)
96 if( LLVM_NATIVE_ARCH STREQUAL "host" )
97   string(REGEX MATCH "^[^-]*" LLVM_NATIVE_ARCH ${LLVM_HOSTTRIPLE})
98 endif ()
100 if (LLVM_NATIVE_ARCH MATCHES "i[2-6]86")
101   set(LLVM_NATIVE_ARCH X86)
102 elseif (LLVM_NATIVE_ARCH STREQUAL "x86")
103   set(LLVM_NATIVE_ARCH X86)
104 elseif (LLVM_NATIVE_ARCH STREQUAL "amd64")
105   set(LLVM_NATIVE_ARCH X86)
106 elseif (LLVM_NATIVE_ARCH STREQUAL "x86_64")
107   set(LLVM_NATIVE_ARCH X86)
108 elseif (LLVM_NATIVE_ARCH MATCHES "sparc")
109   set(LLVM_NATIVE_ARCH Sparc)
110 elseif (LLVM_NATIVE_ARCH MATCHES "powerpc")
111   set(LLVM_NATIVE_ARCH PowerPC)
112 elseif (LLVM_NATIVE_ARCH MATCHES "alpha")
113   set(LLVM_NATIVE_ARCH Alpha)
114 elseif (LLVM_NATIVE_ARCH MATCHES "arm")
115   set(LLVM_NATIVE_ARCH ARM)
116 elseif (LLVM_NATIVE_ARCH MATCHES "mips")
117   set(LLVM_NATIVE_ARCH Mips)
118 elseif (LLVM_NATIVE_ARCH MATCHES "pic16")
119   set(LLVM_NATIVE_ARCH "PIC16")
120 elseif (LLVM_NATIVE_ARCH MATCHES "xcore")
121   set(LLVM_NATIVE_ARCH XCore)
122 elseif (LLVM_NATIVE_ARCH MATCHES "msp430")
123   set(LLVM_NATIVE_ARCH MSP430)
124 else ()
125   message(STATUS 
126     "Unknown architecture ${LLVM_NATIVE_ARCH}; lli will not JIT code")
127   set(LLVM_NATIVE_ARCH)
128 endif ()
129   
130 if (LLVM_NATIVE_ARCH)
131   list(FIND LLVM_TARGETS_TO_BUILD ${LLVM_NATIVE_ARCH} NATIVE_ARCH_IDX)
132   if (NATIVE_ARCH_IDX EQUAL -1)
133     message(STATUS 
134       "Native target ${LLVM_NATIVE_ARCH} is not selected; lli will not JIT code")
135     set(LLVM_NATIVE_ARCH)
136   else ()
137     message(STATUS "Native target architecture is ${LLVM_NATIVE_ARCH}")
138   endif ()
139 endif()
141 if( MINGW )
142   set(HAVE_LIBIMAGEHLP 1)
143   set(HAVE_LIBPSAPI 1)
144   # TODO: Check existence of libraries.
145   #   include(CheckLibraryExists)
146   #   CHECK_LIBRARY_EXISTS(imagehlp ??? . HAVE_LIBIMAGEHLP)
147 endif( MINGW )
149 if( MSVC )
150   set(error_t int)
151   set(mode_t "unsigned short")
152   set(LTDL_SHLIBPATH_VAR "PATH")
153   set(LTDL_SYSSEARCHPATH "")
154   set(LTDL_DLOPEN_DEPLIBS 1)
155   set(SHLIBEXT ".lib")
156   set(LTDL_OBJDIR "_libs")
157   set(HAVE_STRTOLL 1)
158   set(strtoll "_strtoi64")
159   set(strtoull "_strtoui64")
160   set(stricmp "_stricmp")
161   set(strdup "_strdup")
162 else( MSVC )
163   set(LTDL_SHLIBPATH_VAR "LD_LIBRARY_PATH")
164   set(LTDL_SYSSEARCHPATH "") # TODO
165   set(LTDL_DLOPEN_DEPLIBS 0)  # TODO
166 endif( MSVC )
168 # FIXME: Signal handler return type, currently hardcoded to 'void'
169 set(RETSIGTYPE void)
171 if( LLVM_ENABLE_THREADS )
172   if( HAVE_PTHREAD_H OR WIN32 )
173     set(ENABLE_THREADS 1)
174   endif()
175 endif()
177 if( ENABLE_THREADS )
178   message(STATUS "Threads enabled.")
179 else( ENABLE_THREADS )
180   message(STATUS "Threads disabled.")
181 endif()
183 configure_file(
184   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/config.h.cmake
185   ${LLVM_BINARY_DIR}/include/llvm/Config/config.h
186   )
188 configure_file(
189   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Support/DataTypes.h.cmake
190   ${LLVM_BINARY_DIR}/include/llvm/Support/DataTypes.h
191   )