1 dnl Autoconf requirements
2 dnl AC_INIT(package, version, bug-report-address)
3 dnl information on the package
4 dnl checks for programs
5 dnl checks for libraries
6 dnl checks for header files
8 dnl checks for structures
9 dnl checks for compiler characteristics
10 dnl checks for library functions
11 dnl checks for system services
12 dnl AC_CONFIG_FILES([file...])
15 dnl **************************************************************************
17 dnl **************************************************************************
18 AC_INIT([[[LLVM]]],[[[1.0]]],[llvmbugs@cs.uiuc.edu])
20 dnl Place all of the extra autoconf files into the config subdirectory
21 AC_CONFIG_AUX_DIR([autoconf])
23 dnl Configure a header file
24 AC_CONFIG_HEADERS(include/Config/config.h)
26 dnl **************************************************************************
27 dnl * Determine which system we are building on
28 dnl **************************************************************************
30 dnl Check the install program (needs to be done before canonical stuff)
33 dnl Check which host for which we're compiling. This will tell us which LLVM
34 dnl compiler will be used for compiling SSA into object code.
38 dnl Now, for some of our own magic:
39 dnl We will use the build machine information to set some variables.
42 *i*86*) AC_SUBST(OS,[Linux])
43 dnl Turned off DISABLE_LLC_DIFFS now that LLC/x86 is
44 dnl viable for almost all our test cases.
45 dnl AC_SUBST(DISABLE_LLC_DIFFS,[[DISABLE_LLC_DIFFS:=1]])
46 AC_SUBST(LLVMGCCDIR,[/home/vadve/lattner/local/x86/llvm-gcc/])
49 *sparc*) AC_SUBST(OS,[SunOS])
50 AC_SUBST(LLVMGCCDIR,[/home/vadve/lattner/local/sparc/llvm-gcc/])
53 *) AC_SUBST(OS,[Unknown])
58 dnl If we are targetting a Sparc machine running Solaris, pretend that it is
59 dnl V9, since that is all that we support at the moment, and autoconf will only
60 dnl tell us we're a sparc.
63 *sparc*solaris*) AC_SUBST(target,[[sparcv9-sun-solaris2.8]])
68 dnl Determine what our target architecture is and configure accordingly.
69 dnl This will allow Makefiles to make a distinction between the hardware and
73 *i*86*) AC_SUBST(ARCH,[x86])
75 *sparc*solaris*) AC_SUBST(ARCH,[Sparc])
79 dnl **************************************************************************
80 dnl * Check for programs.
81 dnl **************************************************************************
83 dnl Check for compilation tools
88 dnl Ensure that compilation tools are GCC; we use GCC specific extensions
89 if test "$GCC" != "yes"
91 AC_MSG_ERROR([gcc required but not found])
94 if test "$GXX" != "yes"
96 AC_MSG_ERROR([g++ required but not found])
99 dnl Check for GNU Make. We use its extensions to, so don't build without it
101 if test -z "$_cv_gnu_make_command"
103 AC_MSG_ERROR([GNU Make required but not found])
106 dnl Check for compiler-compiler tools (reminds me of Little Caesar's Pizza)
110 dnl Check for libtool
113 dnl Check for our special programs
114 AC_PATH_PROG(AR,[ar])
115 AC_PATH_PROG(SED,[sed])
116 AC_PATH_PROG(RM,[rm])
117 AC_PATH_PROG(ECHO,[echo])
118 AC_PATH_PROG(MKDIR,[mkdir])
119 AC_PATH_PROG(DATE,[date])
120 AC_PATH_PROG(MV,[mv])
121 AC_PATH_PROG(DOT,[dot])
122 AC_PATH_PROG(ETAGS,[etags])
123 AC_PATH_PROG(PURIFY,[purify])
125 dnl Verify that the source directory is valid
126 AC_CONFIG_SRCDIR(["Makefile.config.in"])
128 dnl **************************************************************************
129 dnl * Check for libraries.
130 dnl **************************************************************************
132 dnl libelf is for sparc only; we can ignore it if we don't have it
133 AC_CHECK_LIB(elf, elf_begin)
135 dnl dlopen() is required. If we don't find it, quit.
136 AC_SEARCH_LIBS(dlopen,dl,,AC_MSG_ERROR([dlopen() required but not found]))
138 dnl mallinfo is optional; the code can compile (minus features) without it
139 AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1]))
142 dnl The math libraries are used by the test code, but not by the actual LLVM
145 dnl AC_CHECK_LIB(m, cos)
147 dnl **************************************************************************
148 dnl * Checks for header files.
149 dnl * Chances are, if the standard C or POSIX type header files are missing,
150 dnl * then LLVM just isn't going to compile. However, it is possible that
151 dnl * the necessary functions/macros will be included from other
152 dnl * (non-standard and non-obvious) header files.
154 dnl * So, we'll be gracious, give it a chance, and try to go on without
156 dnl **************************************************************************
160 dnl Check for ANSI C/POSIX header files
161 AC_CHECK_HEADERS(assert.h fcntl.h limits.h sys/time.h unistd.h errno.h signal.h math.h)
163 dnl Check for system specific header files
164 AC_CHECK_HEADERS(malloc.h strings.h sys/mman.h sys/resource.h)
166 dnl Check for header files associated with dlopen and friends
167 AC_CHECK_HEADERS(dlfcn.h link.h)
169 dnl **************************************************************************
170 dnl * Checks for typedefs, structures, and compiler characteristics.
171 dnl **************************************************************************
173 dnl Check for const and inline keywords
177 dnl Check for machine endian-ness
178 AC_C_BIGENDIAN(AC_DEFINE([ENDIAN_BIG]),AC_DEFINE(ENDIAN_LITTLE))
183 AC_CHECK_TYPES([int64_t],,AC_MSG_ERROR([Type int64_t required but not found]))
184 AC_CHECK_TYPES([uint64_t],,AC_MSG_ERROR([Type uint64_t required but not found]))
188 dnl Check for C++ extensions
189 AC_CXX_HAVE_EXT_HASH_MAP
190 AC_CXX_HAVE_EXT_HASH_SET
191 AC_CXX_HAVE_EXT_SLIST
192 AC_CXX_HAVE_STD_ITERATOR
193 AC_CXX_HAVE_BI_ITERATOR
194 AC_CXX_HAVE_FWD_ITERATOR
196 dnl **************************************************************************
197 dnl * Checks for library functions.
198 dnl **************************************************************************
200 AC_PROG_GCC_TRADITIONAL
204 if test ${ac_cv_func_mmap_file} = "no"
206 AC_MSG_ERROR([mmap() of files required but not found])
208 AC_HEADER_MMAP_ANONYMOUS
210 AC_CHECK_FUNCS(getcwd gettimeofday strcspn strdup strerror strspn strstr strtod strtol)
213 dnl Need to check mmap for MAP_PRIVATE, MAP_ANONYMOUS, MAP_ANON, MAP_FIXED
214 dnl MAP_FIXED is only needed for Sparc
215 dnl MAP_ANON is used for Sparc and BSD
216 dnl Everyone should have MAP_PRIVATE
219 dnl Check for certain functions (even if we've already found them) so that we
220 dnl can quit with an error if they are unavailable.
222 dnl As the code is made more portable (i.e. less reliant on these functions,
223 dnl these checks should go away.
224 AC_CHECK_FUNC(mmap,,AC_MSG_ERROR([Function mmap() required but not found]))
225 AC_CHECK_FUNC(mprotect,,AC_MSG_ERROR([Function mprotect() required but not found]))
227 dnl **************************************************************************
228 dnl * Enable various compile-time options
229 dnl **************************************************************************
230 AC_ARG_ENABLE(purify,AC_HELP_STRING([--enable-purify],[Compile with purify (default is NO)]), AC_SUBST(ENABLE_PURIFY,[[ENABLE_PURIFY=1]]), AC_SUBST(ENABLE_PURIFY,[[]]))
231 AC_ARG_ENABLE(optimized,AC_HELP_STRING([--enable-optimized],[Compile with optimizations enabled (default is NO)]), AC_SUBST(ENABLE_OPTIMIZED,[[ENABLE_OPTIMIZED=1]]), AC_SUBST(ENABLE_OPTIMIZED,[[]]))
232 AC_ARG_ENABLE(spec,AC_HELP_STRING([--enable-spec],[Compile SPEC benchmarks (default is NO)]), AC_SUBST(USE_SPEC,[[USE_SPEC=1]]), AC_SUBST(USE_SPEC,[[]]))
233 AC_ARG_ENABLE(precompiled_bytecode,AC_HELP_STRING([--enable-precompiled_bytecode],[Use pre-compiled bytecode (default is NO)]), AC_SUBST(UPB,[[USE_PRECOMPILED_BYTECODE=1]]), AC_SUBST(UPB,[[]]))
235 *i*86*) AC_ARG_ENABLE(jit,AC_HELP_STRING([--enable-jit],[Enable Just In Time Compiling (default is NO)]), AC_SUBST(JIT,[[TARGET_HAS_JIT=1]]), AC_SUBST(JIT,[[]]))
241 dnl **************************************************************************
242 dnl * Set the location of various third-party software packages
243 dnl **************************************************************************
244 AC_ARG_WITH(spec,AC_HELP_STRING([--with-spec],[Location of SPEC benchmarks]),AC_SUBST(SPEC_ROOT,[$withval]),AC_SUBST(SPEC_ROOT,[/home/vadve/shared/benchmarks/speccpu2000/benchspec]))
245 AC_ARG_WITH(llvmgccdir,AC_HELP_STRING([--with-llvmgccdir],[Location of LLVM GCC front-end]),AC_SUBST(LLVMGCCDIR,[$withval]))
246 AC_ARG_WITH(bcrepos,AC_HELP_STRING([--with-bcrepos],[Location of Bytecode Repository]),AC_SUBST(BCR,[$withval]),AC_SUBST(BCR,[/home/vadve/lattner/LLVMPrograms]))
247 AC_ARG_WITH(papi,AC_HELP_STRING([--with-papi],[Location of PAPI]),AC_SUBST(PAPIDIR,[$withval]),AC_SUBST(PAPIDIR,[/home/vadve/shared/papi-2.3.4.1]))
248 AC_ARG_WITH(objroot,AC_HELP_STRING([--with-objroot],[Location where object files should be placed (default is .)]),AC_SUBST(OBJROOT,[$withval]),AC_SUBST(OBJROOT,[.]))
249 AC_ARG_WITH(purify,AC_HELP_STRING([--with-purify],[Location of purify program]),AC_SUBST(PURIFY,[$withval]))
251 AC_OUTPUT(Makefile.config)