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 * Configure a header file
21 AC_CONFIG_HEADERS(include/Config/config.h)
23 dnl **************************************************************************
24 dnl * Determine which system we are building on
25 dnl **************************************************************************
27 dnl Check the install program (needs to be done before canonical stuff)
30 dnl Check which host for which we're compiling. This will tell us which LLVM
31 dnl compiler will be used for compiling SSA into object code.
35 dnl Now, for some of our own magic:
36 dnl We will use the build machine information to set some variables.
39 *i*86*) AC_SUBST(OS,[Linux])
40 AC_SUBST(DISABLE_LLC_DIFFS,[[DISABLE_LLC_DIFFS:=1]])
41 AC_SUBST(LLVMGCCDIR,[/home/vadve/lattner/local/x86/llvm-gcc/])
44 *sparc*) AC_SUBST(OS,[SunOS])
45 AC_SUBST(LLVMGCCDIR,[/home/vadve/lattner/local/sparc/llvm-gcc/])
48 *) AC_SUBST(OS,[Unknown])
53 dnl If we are targetting a Sparc machine running Solaris, pretend that it is
54 dnl V9, since that is all that we support at the moment, and autoconf will only
55 dnl tell us we're a sparc.
58 *sparc*solaris*) AC_SUBST(target,[[sparcv9-sun-solaris2.8]])
63 dnl Determine what our target architecture is and configure accordingly.
64 dnl This will allow Makefiles to make a distinction between the hardware and
68 *i*86*) AC_SUBST(ARCH,[x86])
70 *sparc*solaris*) AC_SUBST(ARCH,[Sparc])
74 dnl **************************************************************************
75 dnl * Check for programs.
76 dnl **************************************************************************
78 dnl Check for compilation tools
83 dnl Ensure that compilation tools are GCC; we use GCC specific extensions
84 if test "$GCC" != "yes"
86 AC_MSG_ERROR([gcc required but not found])
89 if test "$GXX" != "yes"
91 AC_MSG_ERROR([g++ required but not found])
94 dnl Check for GNU Make. We use its extensions to, so don't build without it
96 if test -z "$_cv_gnu_make_command"
98 AC_MSG_ERROR([GNU Make required but not found])
101 dnl Check for compiler-compiler tools (reminds me of Little Caesar's Pizza)
105 dnl Check for libtool
108 dnl Check for our special programs
109 AC_PATH_PROG(AR,[ar])
110 AC_PATH_PROG(SED,[sed])
111 AC_PATH_PROG(RM,[rm])
112 AC_PATH_PROG(ECHO,[echo])
113 AC_PATH_PROG(MKDIR,[mkdir])
114 AC_PATH_PROG(DATE,[date])
115 AC_PATH_PROG(MV,[mv])
116 AC_PATH_PROG(DOT,[dot])
117 AC_PATH_PROG(ETAGS,[etags])
118 AC_PATH_PROG(PURIFY,[purify])
120 dnl Verify that the source directory is valid
121 AC_CONFIG_SRCDIR(["Makefile.config.in"])
123 dnl **************************************************************************
124 dnl * Check for libraries.
125 dnl **************************************************************************
127 dnl libelf is for sparc only; we can ignore it if we don't have it
128 AC_CHECK_LIB(elf, elf_begin)
130 dnl dlopen() is required. If we don't find it, quit.
131 AC_SEARCH_LIBS(dlopen,dl,,AC_MSG_ERROR([dlopen() required but not found]))
133 dnl mallinfo is optional; the code can compile (minus features) without it
134 AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1]))
137 dnl The math libraries are used by the test code, but not by the actual LLVM
140 dnl AC_CHECK_LIB(m, cos)
142 dnl **************************************************************************
143 dnl * Checks for header files.
144 dnl * Chances are, if the standard C or POSIX type header files are missing,
145 dnl * then LLVM just isn't going to compile. However, it is possible that
146 dnl * the necessary functions/macros will be included from other
147 dnl * (non-standard and non-obvious) header files.
149 dnl * So, we'll be gracious, give it a chance, and try to go on without
151 dnl **************************************************************************
155 dnl Check for ANSI C/POSIX header files
156 AC_CHECK_HEADERS(assert.h fcntl.h limits.h sys/time.h unistd.h errno.h signal.h math.h)
158 dnl Check for system specific header files
159 AC_CHECK_HEADERS(malloc.h strings.h sys/mman.h sys/resource.h)
161 dnl Check for header files associated with dlopen and friends
162 AC_CHECK_HEADERS(dlfcn.h link.h)
164 dnl **************************************************************************
165 dnl * Checks for typedefs, structures, and compiler characteristics.
166 dnl **************************************************************************
168 dnl Check for const and inline keywords
172 dnl Check for machine endian-ness
173 AC_C_BIGENDIAN(AC_DEFINE([ENDIAN_BIG]),AC_DEFINE(ENDIAN_LITTLE))
178 AC_CHECK_TYPES([int64_t],,AC_MSG_ERROR([Type int64_t required but not found]))
179 AC_CHECK_TYPES([uint64_t],,AC_MSG_ERROR([Type uint64_t required but not found]))
183 dnl Check for C++ extensions
184 AC_CXX_HAVE_EXT_HASH_MAP
185 AC_CXX_HAVE_EXT_HASH_SET
186 AC_CXX_HAVE_EXT_SLIST
187 AC_CXX_HAVE_STD_ITERATOR
188 AC_CXX_HAVE_BI_ITERATOR
189 AC_CXX_HAVE_FWD_ITERATOR
191 dnl **************************************************************************
192 dnl * Checks for library functions.
193 dnl **************************************************************************
195 AC_PROG_GCC_TRADITIONAL
199 if test ${ac_cv_func_mmap_file} = "no"
201 AC_MSG_ERROR([mmap() of files required but not found])
203 AC_HEADER_MMAP_ANONYMOUS
205 AC_CHECK_FUNCS(getcwd gettimeofday strcspn strdup strerror strspn strstr strtod strtol)
208 dnl Need to check mmap for MAP_PRIVATE, MAP_ANONYMOUS, MAP_ANON, MAP_FIXED
209 dnl MAP_FIXED is only needed for Sparc
210 dnl MAP_ANON is used for Sparc and BSD
211 dnl Everyone should have MAP_PRIVATE
214 dnl Check for certain functions (even if we've already found them) so that we
215 dnl can quit with an error if they are unavailable.
217 dnl As the code is made more portable (i.e. less reliant on these functions,
218 dnl these checks should go away.
219 AC_CHECK_FUNC(mmap,,AC_MSG_ERROR([Function mmap() required but not found]))
220 AC_CHECK_FUNC(mprotect,,AC_MSG_ERROR([Function mprotect() required but not found]))
222 dnl **************************************************************************
223 dnl * Enable various compile-time options
224 dnl **************************************************************************
225 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,[[]]))
226 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,[[]]))
227 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,[[]]))
228 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,[[]]))
230 *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,[[]]))
236 dnl **************************************************************************
237 dnl * Set the location of various third-party software packages
238 dnl **************************************************************************
239 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]))
240 AC_ARG_WITH(llvmgccdir,AC_HELP_STRING([--with-llvmgccdir],[Location of LLVM GCC front-end]),AC_SUBST(LLVMGCCDIR,[$withval]))
241 AC_ARG_WITH(bcrepos,AC_HELP_STRING([--with-bcrepos],[Location of Bytecode Repository]),AC_SUBST(BCR,[$withval]),AC_SUBST(BCR,[/home/vadve/lattner/LLVMPrograms]))
242 AC_ARG_WITH(papi,AC_HELP_STRING([--with-papi],[Location of PAPI]),AC_SUBST(PAPIDIR,[$withval]),AC_SUBST(PAPIDIR,[/home/vadve/shared/papi-2.3.4.1]))
243 AC_ARG_WITH(objroot,AC_HELP_STRING([--with-objroot],[Location where object files should be placed (default is .)]),AC_SUBST(OBJROOT,[$withval]),AC_SUBST(OBJROOT,[.]))
244 AC_ARG_WITH(purify,AC_HELP_STRING([--with-purify],[Location of purify program]),AC_SUBST(PURIFY,[$withval]))
246 AC_OUTPUT(Makefile.config)