Remove alloca config.h support.
[oota-llvm.git] / cmake / config-ix.cmake
1
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)
42
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)
49
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)
74
75 check_symbol_exists(__GLIBC__ stdio.h LLVM_USING_GLIBC)
76 if( LLVM_USING_GLIBC )
77   add_llvm_definitions( -D_GNU_SOURCE )
78 endif()
79
80 # Define LLVM_MULTITHREADED if gcc atomic builtins exists.
81 include(CheckAtomic)
82
83 include(CheckCXXCompilerFlag)
84 check_cxx_compiler_flag("-fPIC" SUPPORTS_FPIC_FLAG)
85
86 include(GetTargetTriple)
87 get_target_triple(LLVM_HOSTTRIPLE)
88 message(STATUS "LLVM_HOSTTRIPLE: ${LLVM_HOSTTRIPLE}")
89
90 # Determine the native architecture.
91 # FIXME: this will have to change for cross-compiling.
92 string(REGEX MATCH "^[^-]*" LLVM_NATIVE_ARCH ${LLVM_HOSTTRIPLE})
93 if (LLVM_NATIVE_ARCH MATCHES "i[2-6]86")
94   set(LLVM_NATIVE_ARCH X86)
95 elseif (LLVM_NATIVE_ARCH STREQUAL amd64)
96   set(LLVM_NATIVE_ARCH X86)
97 elseif (LLVM_NATIVE_ARCH STREQUAL x86_64)
98   set(LLVM_NATIVE_ARCH X86)
99 elseif (LLVM_NATIVE_ARCH MATCHES "sparc")
100   set(LLVM_NATIVE_ARCH Sparc)
101 elseif (LLVM_NATIVE_ARCH MATCHES "powerpc")
102   set(LLVM_NATIVE_ARCH PowerPC)
103 elseif (LLVM_NATIVE_ARCH MATCHES "alpha")
104   set(LLVM_NATIVE_ARCH Alpha)
105 elseif (LLVM_NATIVE_ARCH MATCHES "arm")
106   set(LLVM_NATIVE_ARCH ARM)
107 elseif (LLVM_NATIVE_ARCH MATCHES "mips")
108   set(LLVM_NATIVE_ARCH Mips)
109 elseif (LLVM_NATIVE_ARCH MATCHES "pic16")
110   set(LLVM_NATIVE_ARCH "PIC16")
111 elseif (LLVM_NATIVE_ARCH MATCHES "xcore")
112   set(LLVM_NATIVE_ARCH XCore)
113 elseif (LLVM_NATIVE_ARCH MATCHES "msp430")
114   set(LLVM_NATIVE_ARCH MSP430)
115 else ()
116   message(STATUS 
117     "Unknown architecture ${LLVM_NATIVE_ARCH}; lli will not JIT code")
118   set(LLVM_NATIVE_ARCH)
119 endif ()
120   
121 if (LLVM_NATIVE_ARCH)
122   list(FIND LLVM_TARGETS_TO_BUILD ${LLVM_NATIVE_ARCH} NATIVE_ARCH_IDX)
123   if (NATIVE_ARCH_IDX EQUAL -1)
124     message(STATUS 
125       "Native target ${LLVM_NATIVE_ARCH} is not selected; lli will not JIT code")
126     set(LLVM_NATIVE_ARCH)
127   else ()
128     message(STATUS "Native target architecture is ${LLVM_NATIVE_ARCH}")
129   endif ()
130 endif()
131
132 if( MINGW )
133   set(HAVE_LIBIMAGEHLP 1)
134   set(HAVE_LIBPSAPI 1)
135   # TODO: Check existence of libraries.
136   #   include(CheckLibraryExists)
137   #   CHECK_LIBRARY_EXISTS(imagehlp ??? . HAVE_LIBIMAGEHLP)
138 endif( MINGW )
139
140 if( MSVC )
141   set(error_t int)
142   set(mode_t "unsigned short")
143   set(LTDL_SHLIBPATH_VAR "PATH")
144   set(LTDL_SYSSEARCHPATH "")
145   set(LTDL_DLOPEN_DEPLIBS 1)
146   set(SHLIBEXT ".lib")
147   set(LTDL_OBJDIR "_libs")
148   set(HAVE_STRTOLL 1)
149   set(strtoll "_strtoi64")
150   set(strtoull "_strtoui64")
151   set(stricmp "_stricmp")
152   set(strdup "_strdup")
153 else( MSVC )
154   set(LTDL_SHLIBPATH_VAR "LD_LIBRARY_PATH")
155   set(LTDL_SYSSEARCHPATH "") # TODO
156   set(LTDL_DLOPEN_DEPLIBS 0)  # TODO
157 endif( MSVC )
158
159 # FIXME: Signal handler return type, currently hardcoded to 'void'
160 set(RETSIGTYPE void)
161
162 if( LLVM_ENABLE_THREADS )
163   if( HAVE_PTHREAD_H OR WIN32 )
164     set(ENABLE_THREADS 1)
165   endif()
166 endif()
167
168 if( ENABLE_THREADS )
169   message(STATUS "Threads enabled.")
170 else( ENABLE_THREADS )
171   message(STATUS "Threads disabled.")
172 endif()
173
174 configure_file(
175   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/config.h.cmake
176   ${LLVM_BINARY_DIR}/include/llvm/Config/config.h
177   )
178
179 configure_file(
180   ${LLVM_MAIN_INCLUDE_DIR}/llvm/ADT/iterator.cmake
181   ${LLVM_BINARY_DIR}/include/llvm/ADT/iterator.h
182   )
183
184 configure_file(
185   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Support/DataTypes.h.cmake
186   ${LLVM_BINARY_DIR}/include/llvm/Support/DataTypes.h
187   )
188