1 dnl === configure.ac --------------------------------------------------------===
2 dnl The LLVM Compiler Infrastructure
4 dnl This file is distributed under the University of Illinois Open Source
5 dnl License. See LICENSE.TXT for details.
7 dnl===-----------------------------------------------------------------------===
8 dnl This is the LLVM configuration script. It is processed by the autoconf
9 dnl program to produce a script named configure. This script contains the
10 dnl configuration checks that LLVM needs in order to support multiple platforms.
11 dnl This file is composed of 10 sections per the recommended organization of
12 dnl autoconf input defined in the autoconf documentation. As this file evolves,
13 dnl please keep the various types of checks within their sections. The sections
16 dnl SECTION 1: Initialization & Setup
17 dnl SECTION 2: Architecture, target, and host checks
18 dnl SECTION 3: Command line arguments for the configure script.
19 dnl SECTION 4: Check for programs we need and that they are the right version
20 dnl SECTION 5: Check for libraries
21 dnl SECTION 6: Check for header files
22 dnl SECTION 7: Check for types and structures
23 dnl SECTION 8: Check for specific functions needed
24 dnl SECTION 9: Additional checks, variables, etc.
25 dnl SECTION 10: Specify the output files and generate it
27 dnl===-----------------------------------------------------------------------===
29 dnl=== SECTION 1: Initialization & Setup
31 dnl===-----------------------------------------------------------------------===
32 dnl Initialize autoconf and define the package name, version number and
33 dnl email address for reporting bugs.
34 AC_INIT([[llvm]],[[2.9svn]],[llvmbugs@cs.uiuc.edu])
36 dnl Provide a copyright substitution and ensure the copyright notice is included
37 dnl in the output of --version option of the generated configure script.
38 AC_SUBST(LLVM_COPYRIGHT,["Copyright (c) 2003-2010 University of Illinois at Urbana-Champaign."])
39 AC_COPYRIGHT([Copyright (c) 2003-2010 University of Illinois at Urbana-Champaign.])
41 dnl Indicate that we require autoconf 2.59 or later. Ths is needed because we
42 dnl use some autoconf macros only available in 2.59.
45 dnl Verify that the source directory is valid. This makes sure that we are
46 dnl configuring LLVM and not some other package (it validates --srcdir argument)
47 AC_CONFIG_SRCDIR([lib/VMCore/Module.cpp])
49 dnl Place all of the extra autoconf files into the config subdirectory. Tell
50 dnl various tools where the m4 autoconf macros are.
51 AC_CONFIG_AUX_DIR([autoconf])
53 dnl Quit if the source directory has already been configured.
54 dnl NOTE: This relies upon undocumented autoconf behavior.
55 if test ${srcdir} != "." ; then
56 if test -f ${srcdir}/include/llvm/Config/config.h ; then
57 AC_MSG_ERROR([Already configured in ${srcdir}])
61 dnl Configure all of the projects present in our source tree. While we could
62 dnl just AC_CONFIG_SUBDIRS on the set of directories in projects that have a
63 dnl configure script, that usage of the AC_CONFIG_SUBDIRS macro is deprecated.
64 dnl Instead we match on the known projects.
67 dnl One tricky part of doing this is that some projects depend upon other
68 dnl projects. For example, several projects rely upon the LLVM test suite.
69 dnl We want to configure those projects first so that their object trees are
70 dnl created before running the configure scripts of projects that depend upon
74 dnl Several projects use llvm-gcc, so configure that first
75 if test -d ${srcdir}/projects/llvm-gcc ; then
76 AC_CONFIG_SUBDIRS([projects/llvm-gcc])
79 dnl Several projects use the LLVM test suite, so configure it next.
80 if test -d ${srcdir}/projects/test-suite ; then
81 AC_CONFIG_SUBDIRS([projects/test-suite])
84 dnl llvm-test is the old name of the test-suite, kept here for backwards
86 if test -d ${srcdir}/projects/llvm-test ; then
87 AC_CONFIG_SUBDIRS([projects/llvm-test])
90 dnl Some projects use poolalloc; configure that next
91 if test -d ${srcdir}/projects/poolalloc ; then
92 AC_CONFIG_SUBDIRS([projects/poolalloc])
95 if test -d ${srcdir}/projects/llvm-poolalloc ; then
96 AC_CONFIG_SUBDIRS([projects/llvm-poolalloc])
99 dnl Check for all other projects
100 for i in `ls ${srcdir}/projects`
102 if test -d ${srcdir}/projects/${i} ; then
104 sample) AC_CONFIG_SUBDIRS([projects/sample]) ;;
105 privbracket) AC_CONFIG_SUBDIRS([projects/privbracket]) ;;
106 llvm-stacker) AC_CONFIG_SUBDIRS([projects/llvm-stacker]) ;;
107 llvm-reopt) AC_CONFIG_SUBDIRS([projects/llvm-reopt]);;
108 llvm-java) AC_CONFIG_SUBDIRS([projects/llvm-java]) ;;
109 llvm-tv) AC_CONFIG_SUBDIRS([projects/llvm-tv]) ;;
110 safecode) AC_CONFIG_SUBDIRS([projects/safecode]) ;;
111 llvm-kernel) AC_CONFIG_SUBDIRS([projects/llvm-kernel]) ;;
118 AC_MSG_WARN([Unknown project (${i}) won't be configured automatically])
124 dnl===-----------------------------------------------------------------------===
126 dnl=== SECTION 2: Architecture, target, and host checks
128 dnl===-----------------------------------------------------------------------===
130 dnl Check the target for which we're compiling and the host that will do the
131 dnl compilations. This will tell us which LLVM compiler will be used for
132 dnl compiling SSA into object code. This needs to be done early because
133 dnl following tests depend on it.
136 dnl Determine the platform type and cache its value. This helps us configure
137 dnl the System library to the correct build platform.
138 AC_CACHE_CHECK([type of operating system we're going to host on],
142 llvm_cv_link_all_option="-Wl,--whole-archive"
143 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
144 llvm_cv_os_type="AIX"
145 llvm_cv_platform_type="Unix" ;;
147 llvm_cv_link_all_option="-Wl,--whole-archive"
148 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
149 llvm_cv_os_type="IRIX"
150 llvm_cv_platform_type="Unix" ;;
152 llvm_cv_link_all_option="-Wl,--whole-archive"
153 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
154 llvm_cv_os_type="Cygwin"
155 llvm_cv_platform_type="Unix" ;;
157 llvm_cv_link_all_option="-Wl,-all_load"
158 llvm_cv_no_link_all_option="-Wl,-noall_load"
159 llvm_cv_os_type="Darwin"
160 llvm_cv_platform_type="Unix" ;;
162 llvm_cv_link_all_option="-Wl,-all_load"
163 llvm_cv_no_link_all_option="-Wl,-noall_load"
164 llvm_cv_os_type="Minix"
165 llvm_cv_platform_type="Unix" ;;
167 llvm_cv_link_all_option="-Wl,--whole-archive"
168 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
169 llvm_cv_os_type="FreeBSD"
170 llvm_cv_platform_type="Unix" ;;
172 llvm_cv_link_all_option="-Wl,--whole-archive"
173 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
174 llvm_cv_os_type="OpenBSD"
175 llvm_cv_platform_type="Unix" ;;
177 llvm_cv_link_all_option="-Wl,--whole-archive"
178 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
179 llvm_cv_os_type="NetBSD"
180 llvm_cv_platform_type="Unix" ;;
182 llvm_cv_link_all_option="-Wl,--whole-archive"
183 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
184 llvm_cv_os_type="DragonFly"
185 llvm_cv_platform_type="Unix" ;;
187 llvm_cv_link_all_option="-Wl,--whole-archive"
188 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
189 llvm_cv_os_type="HP-UX"
190 llvm_cv_platform_type="Unix" ;;
192 llvm_cv_link_all_option="-Wl,--whole-archive"
193 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
194 llvm_cv_os_type="Interix"
195 llvm_cv_platform_type="Unix" ;;
197 llvm_cv_link_all_option="-Wl,--whole-archive"
198 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
199 llvm_cv_os_type="Linux"
200 llvm_cv_platform_type="Unix" ;;
202 llvm_cv_link_all_option="-Wl,-z,allextract"
203 llvm_cv_no_link_all_option="-Wl,-z,defaultextract"
204 llvm_cv_os_type="SunOS"
205 llvm_cv_platform_type="Unix" ;;
207 llvm_cv_link_all_option="-Wl,-z,allextract"
208 llvm_cv_link_all_option="-Wl,-z,defaultextract"
209 llvm_cv_os_type="AuroraUX"
210 llvm_cv_platform_type="Unix" ;;
212 llvm_cv_link_all_option="-Wl,--whole-archive"
213 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
214 llvm_cv_os_type="Win32"
215 llvm_cv_platform_type="Win32" ;;
217 llvm_cv_link_all_option="-Wl,--whole-archive"
218 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
219 llvm_cv_os_type="MingW"
220 llvm_cv_platform_type="Win32" ;;
222 llvm_cv_link_all_option="-Wl,--whole-archive"
223 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
224 llvm_cv_os_type="Haiku"
225 llvm_cv_platform_type="Unix" ;;
227 llvm_cv_link_all_option="-Wl,--whole-archive"
228 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
229 llvm_cv_os_type="Freestanding"
230 llvm_cv_platform_type="Unix" ;;
232 llvm_cv_link_all_option="-Wl,--whole-archive"
233 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
234 llvm_cv_os_type="Freestanding"
235 llvm_cv_platform_type="Unix" ;;
237 llvm_cv_link_all_option=""
238 llvm_cv_no_link_all_option=""
239 llvm_cv_os_type="Unknown"
240 llvm_cv_platform_type="Unknown" ;;
243 AC_CACHE_CHECK([type of operating system we're going to target],
244 [llvm_cv_target_os_type],
247 llvm_cv_target_os_type="AIX" ;;
249 llvm_cv_target_os_type="IRIX" ;;
251 llvm_cv_target_os_type="Cygwin" ;;
253 llvm_cv_target_os_type="Darwin" ;;
255 llvm_cv_target_os_type="Minix" ;;
257 llvm_cv_target_os_type="FreeBSD" ;;
259 llvm_cv_target_os_type="OpenBSD" ;;
261 llvm_cv_target_os_type="NetBSD" ;;
263 llvm_cv_target_os_type="DragonFly" ;;
265 llvm_cv_target_os_type="HP-UX" ;;
267 llvm_cv_target_os_type="Interix" ;;
269 llvm_cv_target_os_type="Linux" ;;
271 llvm_cv_target_os_type="SunOS" ;;
273 llvm_cv_target_os_type="AuroraUX" ;;
275 llvm_cv_target_os_type="Win32" ;;
277 llvm_cv_target_os_type="MingW" ;;
279 llvm_cv_target_os_type="Haiku" ;;
281 llvm_cv_target_os_type="Freestanding" ;;
283 llvm_cv_target_os_type="Unknown" ;;
286 dnl Make sure we aren't attempting to configure for an unknown system
287 if test "$llvm_cv_os_type" = "Unknown" ; then
288 AC_MSG_ERROR([Operating system is unknown, configure can't continue])
291 dnl Set the "OS" Makefile variable based on the platform type so the
292 dnl makefile can configure itself to specific build hosts
293 AC_SUBST(OS,$llvm_cv_os_type)
294 AC_SUBST(HOST_OS,$llvm_cv_os_type)
295 AC_SUBST(TARGET_OS,$llvm_cv_target_os_type)
297 dnl Set the LINKALL and NOLINKALL Makefile variables based on the platform
298 AC_SUBST(LINKALL,$llvm_cv_link_all_option)
299 AC_SUBST(NOLINKALL,$llvm_cv_no_link_all_option)
301 dnl Set the "LLVM_ON_*" variables based on llvm_cv_platform_type
302 dnl This is used by lib/System to determine the basic kind of implementation
304 case $llvm_cv_platform_type in
306 AC_DEFINE([LLVM_ON_UNIX],[1],[Define if this is Unixish platform])
307 AC_SUBST(LLVM_ON_UNIX,[1])
308 AC_SUBST(LLVM_ON_WIN32,[0])
311 AC_DEFINE([LLVM_ON_WIN32],[1],[Define if this is Win32ish platform])
312 AC_SUBST(LLVM_ON_UNIX,[0])
313 AC_SUBST(LLVM_ON_WIN32,[1])
317 dnl Determine what our target architecture is and configure accordingly.
318 dnl This will allow Makefiles to make a distinction between the hardware and
320 AC_CACHE_CHECK([target architecture],[llvm_cv_target_arch],
322 i?86-*) llvm_cv_target_arch="x86" ;;
323 amd64-* | x86_64-*) llvm_cv_target_arch="x86_64" ;;
324 sparc*-*) llvm_cv_target_arch="Sparc" ;;
325 powerpc*-*) llvm_cv_target_arch="PowerPC" ;;
326 alpha*-*) llvm_cv_target_arch="Alpha" ;;
327 arm*-*) llvm_cv_target_arch="ARM" ;;
328 mips-*) llvm_cv_target_arch="Mips" ;;
329 xcore-*) llvm_cv_target_arch="XCore" ;;
330 msp430-*) llvm_cv_target_arch="MSP430" ;;
331 s390x-*) llvm_cv_target_arch="SystemZ" ;;
332 bfin-*) llvm_cv_target_arch="Blackfin" ;;
333 mblaze-*) llvm_cv_target_arch="MBlaze" ;;
334 ptx-*) llvm_cv_target_arch="PTX" ;;
335 *) llvm_cv_target_arch="Unknown" ;;
338 if test "$llvm_cv_target_arch" = "Unknown" ; then
339 AC_MSG_WARN([Configuring LLVM for an unknown target archicture])
342 # Determine the LLVM native architecture for the target
343 case "$llvm_cv_target_arch" in
344 x86) LLVM_NATIVE_ARCH="X86" ;;
345 x86_64) LLVM_NATIVE_ARCH="X86" ;;
346 *) LLVM_NATIVE_ARCH="$llvm_cv_target_arch" ;;
349 dnl Define a substitution, ARCH, for the target architecture
350 AC_SUBST(ARCH,$llvm_cv_target_arch)
352 dnl Check for the endianness of the target
353 AC_C_BIGENDIAN(AC_SUBST([ENDIAN],[big]),AC_SUBST([ENDIAN],[little]))
355 dnl Check for build platform executable suffix if we're crosscompiling
356 if test "$cross_compiling" = yes; then
357 AC_SUBST(LLVM_CROSS_COMPILING, [1])
359 ac_build_prefix=${build_alias}-
360 AC_CHECK_PROG(BUILD_CXX, ${ac_build_prefix}g++, ${ac_build_prefix}g++)
361 if test -z "$BUILD_CXX"; then
362 AC_CHECK_PROG(BUILD_CXX, g++, g++)
363 if test -z "$BUILD_CXX"; then
364 AC_CHECK_PROG(BUILD_CXX, c++, c++, , , /usr/ucb/c++)
368 AC_SUBST(LLVM_CROSS_COMPILING, [0])
371 dnl Check to see if there's a .svn or .git directory indicating that this
372 dnl build is being done from a checkout. This sets up several defaults for
373 dnl the command line switches. When we build with a checkout directory,
374 dnl we get a debug with assertions turned on. Without, we assume a source
375 dnl release and we get an optimized build without assertions.
376 dnl See --enable-optimized and --enable-assertions below
377 if test -d ".svn" -o -d "${srcdir}/.svn" -o -d ".git" -o -d "${srcdir}/.git"; then
380 AC_SUBST(CVSBUILD,[[CVSBUILD=1]])
386 dnl===-----------------------------------------------------------------------===
388 dnl=== SECTION 3: Command line arguments for the configure script.
390 dnl===-----------------------------------------------------------------------===
392 dnl --enable-optimized : check whether they want to do an optimized build:
393 AC_ARG_ENABLE(optimized, AS_HELP_STRING(
394 --enable-optimized,[Compile with optimizations enabled (default is NO)]),,enableval=$optimize)
395 if test ${enableval} = "no" ; then
396 AC_SUBST(ENABLE_OPTIMIZED,[[]])
398 AC_SUBST(ENABLE_OPTIMIZED,[[ENABLE_OPTIMIZED=1]])
401 dnl --enable-profiling : check whether they want to do a profile build:
402 AC_ARG_ENABLE(profiling, AS_HELP_STRING(
403 --enable-profiling,[Compile with profiling enabled (default is NO)]),,enableval="no")
404 if test ${enableval} = "no" ; then
405 AC_SUBST(ENABLE_PROFILING,[[]])
407 AC_SUBST(ENABLE_PROFILING,[[ENABLE_PROFILING=1]])
410 dnl --enable-assertions : check whether they want to turn on assertions or not:
411 AC_ARG_ENABLE(assertions,AS_HELP_STRING(
412 --enable-assertions,[Compile with assertion checks enabled (default is YES)]),, enableval="yes")
413 if test ${enableval} = "yes" ; then
414 AC_SUBST(DISABLE_ASSERTIONS,[[]])
416 AC_SUBST(DISABLE_ASSERTIONS,[[DISABLE_ASSERTIONS=1]])
419 dnl --enable-expensive-checks : check whether they want to turn on expensive debug checks:
420 AC_ARG_ENABLE(expensive-checks,AS_HELP_STRING(
421 --enable-expensive-checks,[Compile with expensive debug checks enabled (default is NO)]),, enableval="no")
422 if test ${enableval} = "yes" ; then
423 AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[ENABLE_EXPENSIVE_CHECKS=1]])
424 AC_SUBST(EXPENSIVE_CHECKS,[[yes]])
426 AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[]])
427 AC_SUBST(EXPENSIVE_CHECKS,[[no]])
430 dnl --enable-debug-runtime : should runtime libraries have debug symbols?
431 AC_ARG_ENABLE(debug-runtime,
432 AS_HELP_STRING(--enable-debug-runtime,[Build runtime libs with debug symbols (default is NO)]),,enableval=no)
433 if test ${enableval} = "no" ; then
434 AC_SUBST(DEBUG_RUNTIME,[[]])
436 AC_SUBST(DEBUG_RUNTIME,[[DEBUG_RUNTIME=1]])
439 dnl --enable-debug-symbols : should even optimized compiler libraries
440 dnl have debug symbols?
441 AC_ARG_ENABLE(debug-symbols,
442 AS_HELP_STRING(--enable-debug-symbols,[Build compiler with debug symbols (default is NO if optimization is on and YES if it's off)]),,enableval=no)
443 if test ${enableval} = "no" ; then
444 AC_SUBST(DEBUG_SYMBOLS,[[]])
446 AC_SUBST(DEBUG_SYMBOLS,[[DEBUG_SYMBOLS=1]])
449 dnl --enable-jit: check whether they want to enable the jit
451 AS_HELP_STRING(--enable-jit,
452 [Enable Just In Time Compiling (default is YES)]),,
454 if test ${enableval} = "no"
458 case "$llvm_cv_target_arch" in
459 x86) AC_SUBST(TARGET_HAS_JIT,1) ;;
460 Sparc) AC_SUBST(TARGET_HAS_JIT,0) ;;
461 PowerPC) AC_SUBST(TARGET_HAS_JIT,1) ;;
462 x86_64) AC_SUBST(TARGET_HAS_JIT,1) ;;
463 Alpha) AC_SUBST(TARGET_HAS_JIT,1) ;;
464 ARM) AC_SUBST(TARGET_HAS_JIT,1) ;;
465 Mips) AC_SUBST(TARGET_HAS_JIT,0) ;;
466 XCore) AC_SUBST(TARGET_HAS_JIT,0) ;;
467 MSP430) AC_SUBST(TARGET_HAS_JIT,0) ;;
468 SystemZ) AC_SUBST(TARGET_HAS_JIT,0) ;;
469 Blackfin) AC_SUBST(TARGET_HAS_JIT,0) ;;
470 MBlaze) AC_SUBST(TARGET_HAS_JIT,0) ;;
471 PTX) AC_SUBST(TARGET_HAS_JIT,0) ;;
472 *) AC_SUBST(TARGET_HAS_JIT,0) ;;
476 dnl Allow enablement of doxygen generated documentation
477 AC_ARG_ENABLE(doxygen,
478 AS_HELP_STRING([--enable-doxygen],
479 [Build doxygen documentation (default is NO)]),,
482 yes) AC_SUBST(ENABLE_DOXYGEN,[1]) ;;
483 no) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
484 default) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
485 *) AC_MSG_ERROR([Invalid setting for --enable-doxygen. Use "yes" or "no"]) ;;
488 dnl Allow disablement of threads
489 AC_ARG_ENABLE(threads,
490 AS_HELP_STRING([--enable-threads],
491 [Use threads if available (default is YES)]),,
494 yes) AC_SUBST(ENABLE_THREADS,[1]) ;;
495 no) AC_SUBST(ENABLE_THREADS,[0]) ;;
496 default) AC_SUBST(ENABLE_THREADS,[1]) ;;
497 *) AC_MSG_ERROR([Invalid setting for --enable-threads. Use "yes" or "no"]) ;;
499 AC_DEFINE_UNQUOTED([ENABLE_THREADS],$ENABLE_THREADS,[Define if threads enabled])
501 dnl Allow building without position independent code
503 AS_HELP_STRING([--enable-pic],
504 [Build LLVM with Position Independent Code (default is YES)]),,
507 yes) AC_SUBST(ENABLE_PIC,[1]) ;;
508 no) AC_SUBST(ENABLE_PIC,[0]) ;;
509 default) AC_SUBST(ENABLE_PIC,[1]) ;;
510 *) AC_MSG_ERROR([Invalid setting for --enable-pic. Use "yes" or "no"]) ;;
512 AC_DEFINE_UNQUOTED([ENABLE_PIC],$ENABLE_PIC,
513 [Define if position independent code is enabled])
515 dnl Allow building a shared library and linking tools against it.
516 AC_ARG_ENABLE(shared,
517 AS_HELP_STRING([--enable-shared],
518 [Build a shared library and link tools against it (default is NO)]),,
521 yes) AC_SUBST(ENABLE_SHARED,[1]) ;;
522 no) AC_SUBST(ENABLE_SHARED,[0]) ;;
523 default) AC_SUBST(ENABLE_SHARED,[0]) ;;
524 *) AC_MSG_ERROR([Invalid setting for --enable-shared. Use "yes" or "no"]) ;;
527 dnl Enable embedding timestamp information into build.
528 AC_ARG_ENABLE(timestamps,
529 AS_HELP_STRING([--enable-timestamps],
530 [Enable embedding timestamp information in build (default is YES)]),,
533 yes) AC_SUBST(ENABLE_TIMESTAMPS,[1]) ;;
534 no) AC_SUBST(ENABLE_TIMESTAMPS,[0]) ;;
535 default) AC_SUBST(ENABLE_TIMESTAMPS,[1]) ;;
536 *) AC_MSG_ERROR([Invalid setting for --enable-timestamps. Use "yes" or "no"]) ;;
538 AC_DEFINE_UNQUOTED([ENABLE_TIMESTAMPS],$ENABLE_TIMESTAMPS,
539 [Define if timestamp information (e.g., __DATE___) is allowed])
541 dnl Allow specific targets to be specified for building (or not)
543 AC_ARG_ENABLE([targets],AS_HELP_STRING([--enable-targets],
544 [Build specific host targets: all or target1,target2,... Valid targets are:
545 host, x86, x86_64, sparc, powerpc, alpha, arm, mips, spu,
546 xcore, msp430, systemz, blackfin, ptx, cbe, and cpp (default=all)]),,
548 if test "$enableval" = host-only ; then
552 all) TARGETS_TO_BUILD="X86 Sparc PowerPC Alpha ARM Mips CellSPU XCore MSP430 SystemZ Blackfin CBackend CppBackend MBlaze PTX" ;;
553 *)for a_target in `echo $enableval|sed -e 's/,/ /g' ` ; do
555 x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
556 x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
557 sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;;
558 powerpc) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;;
559 alpha) TARGETS_TO_BUILD="Alpha $TARGETS_TO_BUILD" ;;
560 arm) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;;
561 mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
562 spu) TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;;
563 xcore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
564 msp430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
565 systemz) TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;;
566 blackfin) TARGETS_TO_BUILD="Blackfin $TARGETS_TO_BUILD" ;;
567 cbe) TARGETS_TO_BUILD="CBackend $TARGETS_TO_BUILD" ;;
568 cpp) TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;;
569 mblaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;;
570 ptx) TARGETS_TO_BUILD="PTX $TARGETS_TO_BUILD" ;;
571 host) case "$llvm_cv_target_arch" in
572 x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
573 x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
574 Sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;;
575 PowerPC) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;;
576 Alpha) TARGETS_TO_BUILD="Alpha $TARGETS_TO_BUILD" ;;
577 ARM) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;;
578 Mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
579 MBlaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;;
580 CellSPU|SPU) TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;;
581 XCore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
582 MSP430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
583 s390x) TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;;
584 Blackfin) TARGETS_TO_BUILD="Blackfin $TARGETS_TO_BUILD" ;;
585 PTX) TARGETS_TO_BUILD="PTX $TARGETS_TO_BUILD" ;;
586 *) AC_MSG_ERROR([Can not set target to build]) ;;
588 *) AC_MSG_ERROR([Unrecognized target $a_target]) ;;
593 AC_SUBST(TARGETS_TO_BUILD,$TARGETS_TO_BUILD)
595 # Determine whether we are building LLVM support for the native architecture.
596 # If so, define LLVM_NATIVE_ARCH to that LLVM target.
597 for a_target in $TARGETS_TO_BUILD; do
598 if test "$a_target" = "$LLVM_NATIVE_ARCH"; then
599 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ARCH, $LLVM_NATIVE_ARCH,
600 [LLVM architecture name for the native architecture, if available])
601 LLVM_NATIVE_TARGET="LLVMInitialize${LLVM_NATIVE_ARCH}Target"
602 LLVM_NATIVE_TARGETINFO="LLVMInitialize${LLVM_NATIVE_ARCH}TargetInfo"
603 LLVM_NATIVE_ASMPRINTER="LLVMInitialize${LLVM_NATIVE_ARCH}AsmPrinter"
604 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGET, $LLVM_NATIVE_TARGET,
605 [LLVM name for the native Target init function, if available])
606 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGETINFO, $LLVM_NATIVE_TARGETINFO,
607 [LLVM name for the native TargetInfo init function, if available])
608 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ASMPRINTER, $LLVM_NATIVE_ASMPRINTER,
609 [LLVM name for the native AsmPrinter init function, if available])
613 # Build the LLVM_TARGET and LLVM_... macros for Targets.def and the individual
614 # target feature def files.
616 LLVM_ENUM_ASM_PRINTERS=""
617 LLVM_ENUM_ASM_PARSERS=""
618 LLVM_ENUM_DISASSEMBLERS=""
619 for target_to_build in $TARGETS_TO_BUILD; do
620 LLVM_ENUM_TARGETS="LLVM_TARGET($target_to_build) $LLVM_ENUM_TARGETS"
621 if test -f ${srcdir}/lib/Target/${target_to_build}/AsmPrinter/Makefile ; then
622 LLVM_ENUM_ASM_PRINTERS="LLVM_ASM_PRINTER($target_to_build) $LLVM_ENUM_ASM_PRINTERS";
624 # MC-ized AsmPrinters live in TARGET/InstPrinter, not AsmPrinter
625 if test -f ${srcdir}/lib/Target/${target_to_build}/InstPrinter/Makefile ; then
626 LLVM_ENUM_ASM_PRINTERS="LLVM_ASM_PRINTER($target_to_build) $LLVM_ENUM_ASM_PRINTERS";
628 if test -f ${srcdir}/lib/Target/${target_to_build}/AsmParser/Makefile ; then
629 LLVM_ENUM_ASM_PARSERS="LLVM_ASM_PARSER($target_to_build) $LLVM_ENUM_ASM_PARSERS";
631 if test -f ${srcdir}/lib/Target/${target_to_build}/Disassembler/Makefile ; then
632 LLVM_ENUM_DISASSEMBLERS="LLVM_DISASSEMBLER($target_to_build) $LLVM_ENUM_DISASSEMBLERS";
635 AC_SUBST(LLVM_ENUM_TARGETS)
636 AC_SUBST(LLVM_ENUM_ASM_PRINTERS)
637 AC_SUBST(LLVM_ENUM_ASM_PARSERS)
638 AC_SUBST(LLVM_ENUM_DISASSEMBLERS)
640 dnl Prevent the CBackend from using printf("%a") for floating point so older
641 dnl C compilers that cannot deal with the 0x0p+0 hex floating point format
642 dnl can still compile the CBE's output
643 AC_ARG_ENABLE([cbe-printf-a],AS_HELP_STRING([--enable-cbe-printf-a],
644 [Enable C Backend output with hex floating point via %a (default is YES)]),,
647 yes) AC_SUBST(ENABLE_CBE_PRINTF_A,[1]) ;;
648 no) AC_SUBST(ENABLE_CBE_PRINTF_A,[0]) ;;
649 default) AC_SUBST(ENABLE_CBE_PRINTF_A,[1]) ;;
650 *) AC_MSG_ERROR([Invalid setting for --enable-cbe-printf-a. Use "yes" or "no"]) ;;
652 AC_DEFINE_UNQUOTED([ENABLE_CBE_PRINTF_A],$ENABLE_CBE_PRINTF_A,
653 [Define if CBE is enabled for printf %a output])
655 dnl Allow a specific llvm-gcc/llvm-g++ pair to be used with this LLVM config.
656 AC_ARG_WITH(llvmgccdir,
657 AS_HELP_STRING([--with-llvmgccdir],
658 [Specify location of llvm-gcc install dir (default searches PATH)]),,
661 default) WITH_LLVMGCCDIR=default ;;
662 /* | [[A-Za-z]]:[[\\/]]*) WITH_LLVMGCCDIR=$withval ;;
663 *) AC_MSG_ERROR([Invalid path for --with-llvmgccdir. Provide full path]) ;;
666 dnl Allow a specific llvm-gcc compiler to be used with this LLVM config.
668 AS_HELP_STRING([--with-llvmgcc],
669 [Specify location of llvm-gcc driver (default searches PATH)]),
670 LLVMGCC=$with_llvmgcc
673 dnl Allow a specific llvm-g++ compiler to be used with this LLVM config.
675 AS_HELP_STRING([--with-llvmgxx],
676 [Specify location of llvm-g++ driver (default searches PATH)]),
677 LLVMGXX=$with_llvmgxx
680 if test -n "$LLVMGCC"; then
681 LLVMGCCCOMMAND="$LLVMGCC"
684 if test -n "$LLVMGXX"; then
685 LLVMGXXCOMMAND="$LLVMGXX"
688 if test -n "$LLVMGCC" && test -z "$LLVMGXX"; then
689 AC_MSG_ERROR([Invalid llvm-g++. Use --with-llvmgxx when --with-llvmgcc is used]);
692 if test -n "$LLVMGXX" && test -z "$LLVMGCC"; then
693 AC_MSG_ERROR([Invalid llvm-gcc. Use --with-llvmgcc when --with-llvmgxx is used]);
696 dnl Allow a specific Clang compiler to be used with this LLVM config.
698 AS_HELP_STRING([--with-clang],
699 [Specify location of clang compiler (default is --with-built-clang)]),
700 [],[with_clang=default])
702 dnl Enable use of the built Clang.
703 AC_ARG_WITH(built-clang,
704 AS_HELP_STRING([--with-built-clang],
705 [Use the compiled Clang as the LLVM compiler (default=check)]),
706 [],[with_built_clang=check])
708 dnl Select the Clang compiler option.
710 dnl If --with-clang is given, always honor that; otherwise honor
711 dnl --with-built-clang, or check if we have the clang sources.
712 AC_MSG_CHECKING([clang compiler])
715 if test "$with_clang" != "default"; then
716 WITH_CLANGPATH="$with_clang"
717 if ! test -x "$WITH_CLANGPATH"; then
718 AC_MSG_ERROR([invalid --with-clang, path does not specify an executable])
720 elif test "$with_built_clang" = "yes"; then
722 elif test "$with_built_clang" = "no"; then
725 if test "$with_built_clang" != "check"; then
726 AC_MSG_ERROR([invalid value for --with-built-clang.])
729 if test -f ${srcdir}/tools/clang/README.txt; then
734 if ! test -z "$WITH_CLANGPATH"; then
735 AC_MSG_RESULT([$WITH_CLANGPATH])
736 WITH_CLANGXXPATH=`"$WITH_CLANGPATH" --print-prog-name=clang++`
737 elif test "$WITH_BUILT_CLANG" = "1"; then
738 AC_MSG_RESULT([built])
740 AC_MSG_RESULT([none])
742 AC_SUBST(CLANGPATH,$WITH_CLANGPATH)
743 AC_SUBST(CLANGXXPATH,$WITH_CLANGXXPATH)
744 AC_SUBST(ENABLE_BUILT_CLANG,$WITH_BUILT_CLANG)
746 dnl Override the option to use for optimized builds.
747 AC_ARG_WITH(optimize-option,
748 AS_HELP_STRING([--with-optimize-option],
749 [Select the compiler options to use for optimized builds]),,
751 AC_MSG_CHECKING([optimization flags])
754 case "$llvm_cv_os_type" in
755 FreeBSD) optimize_option=-O2 ;;
756 MingW) optimize_option=-O2 ;;
757 *) optimize_option=-O3 ;;
759 *) optimize_option="$withval" ;;
761 AC_SUBST(OPTIMIZE_OPTION,$optimize_option)
762 AC_MSG_RESULT([$optimize_option])
764 dnl Specify extra build options
765 AC_ARG_WITH(extra-options,
766 AS_HELP_STRING([--with-extra-options],
767 [Specify additional options to compile LLVM with]),,
770 default) EXTRA_OPTIONS= ;;
771 *) EXTRA_OPTIONS=$withval ;;
773 AC_SUBST(EXTRA_OPTIONS,$EXTRA_OPTIONS)
775 dnl Allow specific bindings to be specified for building (or not)
776 AC_ARG_ENABLE([bindings],AS_HELP_STRING([--enable-bindings],
777 [Build specific language bindings: all,auto,none,{binding-name} (default=auto)]),,
781 yes | default | auto) BINDINGS_TO_BUILD="auto" ;;
782 all ) BINDINGS_TO_BUILD="ocaml" ;;
783 none | no) BINDINGS_TO_BUILD="" ;;
784 *)for a_binding in `echo $enableval|sed -e 's/,/ /g' ` ; do
786 ocaml) BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD" ;;
787 *) AC_MSG_ERROR([Unrecognized binding $a_binding]) ;;
793 dnl Allow the ocaml libdir to be overridden. This could go in a configure
794 dnl script for bindings/ocaml/configure, except that its auto value depends on
795 dnl OCAMLC, which is found here to support tests.
796 AC_ARG_WITH([ocaml-libdir],
797 [AS_HELP_STRING([--with-ocaml-libdir],
798 [Specify install location for ocaml bindings (default is stdlib)])],
802 auto) with_ocaml_libdir="$withval" ;;
803 /* | [[A-Za-z]]:[[\\/]]*) with_ocaml_libdir="$withval" ;;
804 *) AC_MSG_ERROR([Invalid path for --with-ocaml-libdir. Provide full path]) ;;
807 AC_ARG_WITH(clang-resource-dir,
808 AS_HELP_STRING([--with-clang-resource-dir],
809 [Relative directory from the Clang binary for resource files]),,
811 AC_DEFINE_UNQUOTED(CLANG_RESOURCE_DIR,"$withval",
812 [Relative directory for resource files])
814 AC_ARG_WITH(c-include-dirs,
815 AS_HELP_STRING([--with-c-include-dirs],
816 [Colon separated list of directories clang will search for headers]),,
818 AC_DEFINE_UNQUOTED(C_INCLUDE_DIRS,"$withval",
819 [Directories clang will search for headers])
821 AC_ARG_WITH(cxx-include-root,
822 AS_HELP_STRING([--with-cxx-include-root],
823 [Directory with the libstdc++ headers.]),,
825 AC_DEFINE_UNQUOTED(CXX_INCLUDE_ROOT,"$withval",
826 [Directory with the libstdc++ headers.])
828 AC_ARG_WITH(cxx-include-arch,
829 AS_HELP_STRING([--with-cxx-include-arch],
830 [Architecture of the libstdc++ headers.]),,
832 AC_DEFINE_UNQUOTED(CXX_INCLUDE_ARCH,"$withval",
833 [Arch the libstdc++ headers.])
835 AC_ARG_WITH(cxx-include-32bit-dir,
836 AS_HELP_STRING([--with-cxx-include-32bit-dir],
837 [32 bit multilib dir.]),,
839 AC_DEFINE_UNQUOTED(CXX_INCLUDE_32BIT_DIR,"$withval",
840 [32 bit multilib directory.])
842 AC_ARG_WITH(cxx-include-64bit-dir,
843 AS_HELP_STRING([--with-cxx-include-64bit-dir],
844 [64 bit multilib directory.]),,
846 AC_DEFINE_UNQUOTED(CXX_INCLUDE_64BIT_DIR,"$withval",
847 [64 bit multilib directory.])
849 dnl Allow linking of LLVM with GPLv3 binutils code.
850 AC_ARG_WITH(binutils-include,
851 AS_HELP_STRING([--with-binutils-include],
852 [Specify path to binutils/include/ containing plugin-api.h file for gold plugin.]),,
855 default) WITH_BINUTILS_INCDIR=default ;;
856 /* | [[A-Za-z]]:[[\\/]]*) WITH_BINUTILS_INCDIR=$withval ;;
857 *) AC_MSG_ERROR([Invalid path for --with-binutils-include. Provide full path]) ;;
859 if test "x$WITH_BINUTILS_INCDIR" != xdefault ; then
860 AC_SUBST(BINUTILS_INCDIR,$WITH_BINUTILS_INCDIR)
861 if test ! -f "$WITH_BINUTILS_INCDIR/plugin-api.h"; then
862 echo "$WITH_BINUTILS_INCDIR/plugin-api.h"
863 AC_MSG_ERROR([Invalid path to directory containing plugin-api.h.]);
867 dnl --enable-libffi : check whether the user wants to turn off libffi:
868 AC_ARG_ENABLE(libffi,AS_HELP_STRING(
869 --enable-libffi,[Check for the presence of libffi (default is NO)]),
870 [case "$enableval" in
871 yes) llvm_cv_enable_libffi="yes" ;;
872 no) llvm_cv_enable_libffi="no" ;;
873 *) AC_MSG_ERROR([Invalid setting for --enable-libffi. Use "yes" or "no"]) ;;
875 llvm_cv_enable_libffi=no)
877 dnl===-----------------------------------------------------------------------===
879 dnl=== SECTION 4: Check for programs we need and that they are the right version
881 dnl===-----------------------------------------------------------------------===
883 dnl Check for compilation tools
891 dnl Check for the tools that the makefiles require
894 AC_PATH_PROG(CMP, [cmp], [cmp])
895 AC_PATH_PROG(CP, [cp], [cp])
896 AC_PATH_PROG(DATE, [date], [date])
897 AC_PATH_PROG(FIND, [find], [find])
898 AC_PATH_PROG(GREP, [grep], [grep])
899 AC_PATH_PROG(MKDIR,[mkdir],[mkdir])
900 AC_PATH_PROG(MV, [mv], [mv])
902 AC_CHECK_TOOL(AR, ar, false)
903 AC_PATH_PROG(RM, [rm], [rm])
904 AC_PATH_PROG(SED, [sed], [sed])
905 AC_PATH_PROG(TAR, [tar], [gtar])
906 AC_PATH_PROG(BINPWD,[pwd], [pwd])
908 dnl Looking for misc. graph plotting software
909 AC_PATH_PROG(GRAPHVIZ, [Graphviz], [echo Graphviz])
910 if test "$GRAPHVIZ" != "echo Graphviz" ; then
911 AC_DEFINE([HAVE_GRAPHVIZ],[1],[Define if the Graphviz program is available])
912 dnl If we're targeting for mingw we should emit windows paths, not msys
913 if test "$llvm_cv_os_type" = "MingW" ; then
914 GRAPHVIZ=`echo $GRAPHVIZ | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
916 AC_DEFINE_UNQUOTED([LLVM_PATH_GRAPHVIZ],"$GRAPHVIZ${EXEEXT}",
917 [Define to path to Graphviz program if found or 'echo Graphviz' otherwise])
919 AC_PATH_PROG(DOT, [dot], [echo dot])
920 if test "$DOT" != "echo dot" ; then
921 AC_DEFINE([HAVE_DOT],[1],[Define if the dot program is available])
922 dnl If we're targeting for mingw we should emit windows paths, not msys
923 if test "$llvm_cv_os_type" = "MingW" ; then
924 DOT=`echo $DOT | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
926 AC_DEFINE_UNQUOTED([LLVM_PATH_DOT],"$DOT${EXEEXT}",
927 [Define to path to dot program if found or 'echo dot' otherwise])
929 AC_PATH_PROG(FDP, [fdp], [echo fdp])
930 if test "$FDP" != "echo fdp" ; then
931 AC_DEFINE([HAVE_FDP],[1],[Define if the neat program is available])
932 dnl If we're targeting for mingw we should emit windows paths, not msys
933 if test "$llvm_cv_os_type" = "MingW" ; then
934 FDP=`echo $FDP | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
936 AC_DEFINE_UNQUOTED([LLVM_PATH_FDP],"$FDP${EXEEXT}",
937 [Define to path to fdp program if found or 'echo fdp' otherwise])
939 AC_PATH_PROG(NEATO, [neato], [echo neato])
940 if test "$NEATO" != "echo neato" ; then
941 AC_DEFINE([HAVE_NEATO],[1],[Define if the neat program is available])
942 dnl If we're targeting for mingw we should emit windows paths, not msys
943 if test "$llvm_cv_os_type" = "MingW" ; then
944 NEATO=`echo $NEATO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
946 AC_DEFINE_UNQUOTED([LLVM_PATH_NEATO],"$NEATO${EXEEXT}",
947 [Define to path to neato program if found or 'echo neato' otherwise])
949 AC_PATH_PROG(TWOPI, [twopi], [echo twopi])
950 if test "$TWOPI" != "echo twopi" ; then
951 AC_DEFINE([HAVE_TWOPI],[1],[Define if the neat program is available])
952 dnl If we're targeting for mingw we should emit windows paths, not msys
953 if test "$llvm_cv_os_type" = "MingW" ; then
954 TWOPI=`echo $TWOPI | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
956 AC_DEFINE_UNQUOTED([LLVM_PATH_TWOPI],"$TWOPI${EXEEXT}",
957 [Define to path to twopi program if found or 'echo twopi' otherwise])
959 AC_PATH_PROG(CIRCO, [circo], [echo circo])
960 if test "$CIRCO" != "echo circo" ; then
961 AC_DEFINE([HAVE_CIRCO],[1],[Define if the neat program is available])
962 dnl If we're targeting for mingw we should emit windows paths, not msys
963 if test "$llvm_cv_os_type" = "MingW" ; then
964 CIRCO=`echo $CIRCO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
966 AC_DEFINE_UNQUOTED([LLVM_PATH_CIRCO],"$CIRCO${EXEEXT}",
967 [Define to path to circo program if found or 'echo circo' otherwise])
969 AC_PATH_PROGS(GV, [gv gsview32], [echo gv])
970 if test "$GV" != "echo gv" ; then
971 AC_DEFINE([HAVE_GV],[1],[Define if the gv program is available])
972 dnl If we're targeting for mingw we should emit windows paths, not msys
973 if test "$llvm_cv_os_type" = "MingW" ; then
974 GV=`echo $GV | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
976 AC_DEFINE_UNQUOTED([LLVM_PATH_GV],"$GV${EXEEXT}",
977 [Define to path to gv program if found or 'echo gv' otherwise])
979 AC_PATH_PROG(DOTTY, [dotty], [echo dotty])
980 if test "$DOTTY" != "echo dotty" ; then
981 AC_DEFINE([HAVE_DOTTY],[1],[Define if the dotty program is available])
982 dnl If we're targeting for mingw we should emit windows paths, not msys
983 if test "$llvm_cv_os_type" = "MingW" ; then
984 DOTTY=`echo $DOTTY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
986 AC_DEFINE_UNQUOTED([LLVM_PATH_DOTTY],"$DOTTY${EXEEXT}",
987 [Define to path to dotty program if found or 'echo dotty' otherwise])
989 AC_PATH_PROG(XDOT_PY, [xdot.py], [echo xdot.py])
990 if test "$XDOT_PY" != "echo xdot.py" ; then
991 AC_DEFINE([HAVE_XDOT_PY],[1],[Define if the xdot.py program is available])
992 dnl If we're targeting for mingw we should emit windows paths, not msys
993 if test "$llvm_cv_os_type" = "MingW" ; then
994 XDOT_PY=`echo $XDOT_PY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
996 AC_DEFINE_UNQUOTED([LLVM_PATH_XDOT_PY],"$XDOT_PY${EXEEXT}",
997 [Define to path to xdot.py program if found or 'echo xdot.py' otherwise])
1000 dnl Look for a sufficiently recent version of Perl.
1001 LLVM_PROG_PERL([5.006])
1003 if test x"$PERL" = xnone; then
1004 AC_SUBST(HAVE_PERL,0)
1005 AC_MSG_ERROR([perl is required but was not found, please install it])
1007 AC_SUBST(HAVE_PERL,1)
1010 dnl Find the install program
1012 dnl Prepend src dir to install path dir if it's a relative path
1013 dnl This is a hack for installs that take place in something other
1014 dnl than the top level.
1016 [[\\/$]]* | ?:[[\\/]]* ) ;;
1017 *) INSTALL="\\\$(TOPSRCDIR)/$INSTALL" ;;
1020 dnl Checks for documentation and testing tools that we can do without. If these
1021 dnl are not found then they are set to "true" which always succeeds but does
1022 dnl nothing. This just lets the build output show that we could have done
1023 dnl something if the tool was available.
1024 AC_PATH_PROG(BZIP2, [bzip2])
1025 AC_PATH_PROG(CAT, [cat])
1026 AC_PATH_PROG(DOXYGEN, [doxygen])
1027 AC_PATH_PROG(GROFF, [groff])
1028 AC_PATH_PROG(GZIP, [gzip])
1029 AC_PATH_PROG(POD2HTML, [pod2html])
1030 AC_PATH_PROG(POD2MAN, [pod2man])
1031 AC_PATH_PROG(PDFROFF, [pdfroff])
1032 AC_PATH_PROG(RUNTEST, [runtest])
1034 AC_PATH_PROG(ZIP, [zip])
1035 AC_PATH_PROGS(OCAMLC, [ocamlc])
1036 AC_PATH_PROGS(OCAMLOPT, [ocamlopt])
1037 AC_PATH_PROGS(OCAMLDEP, [ocamldep])
1038 AC_PATH_PROGS(OCAMLDOC, [ocamldoc])
1039 AC_PATH_PROGS(GAS, [gas as])
1041 dnl Get the version of the linker in use.
1044 dnl Determine whether the linker supports the -R option.
1047 dnl Determine whether the linker supports the -export-dynamic option.
1048 AC_LINK_EXPORT_DYNAMIC
1050 dnl Determine whether the linker supports the --version-script option.
1051 AC_LINK_VERSION_SCRIPT
1053 dnl Check for libtool and the library that has dlopen function (which must come
1054 dnl before the AC_PROG_LIBTOOL check in order to enable dlopening libraries with
1059 if test "$WITH_LLVMGCCDIR" = "default" ; then
1060 LLVMGCC="llvm-gcc${EXEEXT}"
1061 LLVMGXX="llvm-g++${EXEEXT}"
1062 LLVMGCCCOMMAND="$LLVMGCC"
1063 LLVMGXXCOMMAND="$LLVMGXX"
1064 AC_SUBST(LLVMGCCCOMMAND,$LLVMGCCCOMMAND)
1065 AC_SUBST(LLVMGXXCOMMAND,$LLVMGXXCOMMAND)
1066 AC_PATH_PROG(LLVMGCC, $LLVMGCC, [])
1067 AC_PATH_PROG(LLVMGXX, $LLVMGXX, [])
1069 if test -z "$LLVMGCC"; then
1070 LLVMGCC="$WITH_LLVMGCCDIR/bin/llvm-gcc${EXEEXT}"
1071 LLVMGCCCOMMAND="$LLVMGCC"
1073 if test -z "$LLVMGXX"; then
1074 LLVMGXX="$WITH_LLVMGCCDIR/bin/llvm-g++${EXEEXT}"
1075 LLVMGXXCOMMAND="$LLVMGXX"
1078 AC_SUBST(LLVMGCC,$LLVMGCC)
1079 AC_SUBST(LLVMGXX,$LLVMGXX)
1080 AC_SUBST(LLVMGCCCOMMAND,$LLVMGCCCOMMAND)
1081 AC_SUBST(LLVMGXXCOMMAND,$LLVMGXXCOMMAND)
1084 dnl Select the LLVM capable compiler to use, we default to using llvm-gcc if
1085 dnl found, otherwise clang if available.
1087 AS_HELP_STRING([--with-llvmcc=<name>],
1088 [Choose the LLVM capable compiler to use (llvm-gcc, clang, or none; default=check)]),
1089 [],[with_llvmcc=check])
1090 AC_MSG_CHECKING([LLVM capable compiler])
1091 if test "$with_llvmcc" != "check"; then
1092 if (test "$with_llvmcc" != "llvm-gcc" &&
1093 test "$with_llvmcc" != "clang" &&
1094 test "$with_llvmcc" != "none"); then
1095 AC_MSG_ERROR([invalid value for --with-llvmcc, expected 'llvm-gcc', 'clang', or 'none'.])
1097 WITH_LLVMCC="$with_llvmcc"
1098 elif test -n "$LLVMGCC"; then
1099 WITH_LLVMCC=llvm-gcc
1100 elif test -n "$WITH_CLANGPATH" || test "$WITH_BUILT_CLANG" -ne "0"; then
1105 AC_MSG_RESULT([$WITH_LLVMCC])
1106 AC_SUBST(LLVMCC_OPTION,$WITH_LLVMCC)
1108 AC_MSG_CHECKING([tool compatibility])
1110 dnl Ensure that compilation tools are GCC or a GNU compatible compiler such as
1111 dnl ICC; we use GCC specific options in the makefiles so the compiler needs
1112 dnl to support those options.
1113 dnl "icc" emits gcc signatures
1114 dnl "icc -no-gcc" emits no gcc signature BUT is still compatible
1126 if test "$GCC" != "yes" && test "$ICC" != "yes"
1128 AC_MSG_ERROR([gcc|icc required but not found])
1131 dnl Ensure that compilation tools are GCC; we use GCC specific extensions
1132 if test "$GXX" != "yes" && test "$IXX" != "yes"
1134 AC_MSG_ERROR([g++|icc required but not found])
1137 dnl Verify that GCC is version 3.0 or higher
1138 if test "$GCC" = "yes"
1140 AC_COMPILE_IFELSE([[#if !defined(__GNUC__) || __GNUC__ < 3
1141 #error Unsupported GCC version
1143 ]], [], [AC_MSG_ERROR([gcc 3.x required, but you have a lower version])])
1146 dnl Check for GNU Make. We use its extensions, so don't build without it
1147 if test -z "$llvm_cv_gnu_make_command"
1149 AC_MSG_ERROR([GNU Make required but not found])
1152 dnl Tool compatibility is okay if we make it here.
1155 dnl Check optional compiler flags.
1156 AC_MSG_CHECKING([optional compiler flags])
1157 CXX_FLAG_CHECK(NO_VARIADIC_MACROS, [-Wno-variadic-macros])
1158 CXX_FLAG_CHECK(NO_MISSING_FIELD_INITIALIZERS, [-Wno-missing-field-initializers])
1159 AC_MSG_RESULT([$NO_VARIADIC_MACROS $NO_MISSING_FIELD_INITIALIZERS])
1161 dnl===-----------------------------------------------------------------------===
1163 dnl=== SECTION 5: Check for libraries
1165 dnl===-----------------------------------------------------------------------===
1168 if test "$llvm_cv_os_type" = "MingW" ; then
1169 AC_CHECK_LIB(imagehlp, main)
1170 AC_CHECK_LIB(psapi, main)
1173 dnl dlopen() is required for plugin support.
1174 AC_SEARCH_LIBS(dlopen,dl,AC_DEFINE([HAVE_DLOPEN],[1],
1175 [Define if dlopen() is available on this platform.]),
1176 AC_MSG_WARN([dlopen() not found - disabling plugin support]))
1178 dnl libffi is optional; used to call external functions from the interpreter
1179 if test "$llvm_cv_enable_libffi" = "yes" ; then
1180 AC_SEARCH_LIBS(ffi_call,ffi,AC_DEFINE([HAVE_FFI_CALL],[1],
1181 [Define if libffi is available on this platform.]),
1182 AC_MSG_ERROR([libffi not found - configure without --enable-libffi to compile without it]))
1185 dnl mallinfo is optional; the code can compile (minus features) without it
1186 AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1],
1187 [Define if mallinfo() is available on this platform.]))
1189 dnl pthread locking functions are optional - but llvm will not be thread-safe
1191 if test "$ENABLE_THREADS" -eq 1 ; then
1192 AC_CHECK_LIB(pthread, pthread_mutex_init)
1193 AC_SEARCH_LIBS(pthread_mutex_lock,pthread,
1194 AC_DEFINE([HAVE_PTHREAD_MUTEX_LOCK],[1],
1195 [Have pthread_mutex_lock]))
1196 AC_SEARCH_LIBS(pthread_rwlock_init,pthread,
1197 AC_DEFINE([HAVE_PTHREAD_RWLOCK_INIT],[1],
1198 [Have pthread_rwlock_init]))
1199 AC_SEARCH_LIBS(pthread_getspecific,pthread,
1200 AC_DEFINE([HAVE_PTHREAD_GETSPECIFIC],[1],
1201 [Have pthread_getspecific]))
1204 dnl Allow extra x86-disassembler library
1206 AS_HELP_STRING([--with-udis86=<path>],
1207 [Use udis86 external x86 disassembler library]),
1209 AC_SUBST(USE_UDIS86, [1])
1212 *) LDFLAGS="$LDFLAGS -L${withval}" ;;
1214 AC_CHECK_LIB(udis86, ud_init, [], [
1215 echo "Error! You need to have libudis86 around."
1219 AC_SUBST(USE_UDIS86, [0]))
1220 AC_DEFINE_UNQUOTED([USE_UDIS86],$USE_UDIS86,
1221 [Define if use udis86 library])
1223 dnl Allow OProfile support for JIT output.
1224 AC_ARG_WITH(oprofile,
1225 AS_HELP_STRING([--with-oprofile=<prefix>],
1226 [Tell OProfile >= 0.9.4 how to symbolize JIT output]),
1228 AC_SUBST(USE_OPROFILE, [1])
1230 /usr|yes) llvm_cv_oppath=/usr/lib/oprofile ;;
1232 AC_SUBST(USE_OPROFILE, [0]) ;;
1233 *) llvm_cv_oppath="${withval}/lib/oprofile"
1234 CPPFLAGS="-I${withval}/include";;
1236 if test -n "$llvm_cv_oppath" ; then
1237 LIBS="$LIBS -L${llvm_cv_oppath} -Wl,-rpath,${llvm_cv_oppath}"
1238 dnl Work around http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=537744:
1239 dnl libbfd is not included properly in libopagent in some Debian
1240 dnl versions. If libbfd isn't found at all, we assume opagent works
1242 AC_SEARCH_LIBS(bfd_init, bfd, [], [])
1243 AC_SEARCH_LIBS(op_open_agent, opagent, [], [
1244 echo "Error! You need to have libopagent around."
1247 AC_CHECK_HEADER([opagent.h], [], [
1248 echo "Error! You need to have opagent.h around."
1254 AC_SUBST(USE_OPROFILE, [0])
1256 AC_DEFINE_UNQUOTED([USE_OPROFILE],$USE_OPROFILE,
1257 [Define if we have the oprofile JIT-support library])
1259 dnl===-----------------------------------------------------------------------===
1261 dnl=== SECTION 6: Check for header files
1263 dnl===-----------------------------------------------------------------------===
1265 dnl First, use autoconf provided macros for specific headers that we need
1266 dnl We don't check for ancient stuff or things that are guaranteed to be there
1267 dnl by the C++ standard. We always use the <cfoo> versions of <foo.h> C headers.
1268 dnl Generally we're looking for POSIX headers.
1270 AC_HEADER_MMAP_ANONYMOUS
1276 AC_CHECK_HEADERS([dlfcn.h execinfo.h fcntl.h inttypes.h limits.h link.h])
1277 AC_CHECK_HEADERS([malloc.h setjmp.h signal.h stdint.h termios.h unistd.h])
1278 AC_CHECK_HEADERS([utime.h windows.h])
1279 AC_CHECK_HEADERS([sys/mman.h sys/param.h sys/resource.h sys/time.h])
1280 AC_CHECK_HEADERS([sys/types.h sys/ioctl.h malloc/malloc.h mach/mach.h])
1281 AC_CHECK_HEADERS([valgrind/valgrind.h])
1282 AC_CHECK_HEADERS([fenv.h])
1283 if test "$ENABLE_THREADS" -eq 1 ; then
1284 AC_CHECK_HEADERS(pthread.h,
1285 AC_SUBST(HAVE_PTHREAD, 1),
1286 AC_SUBST(HAVE_PTHREAD, 0))
1288 AC_SUBST(HAVE_PTHREAD, 0)
1291 dnl Try to find ffi.h.
1292 if test "$llvm_cv_enable_libffi" = "yes" ; then
1293 AC_CHECK_HEADERS([ffi.h ffi/ffi.h])
1296 dnl Try to find Darwin specific crash reporting library.
1297 AC_CHECK_HEADERS([CrashReporterClient.h])
1299 dnl===-----------------------------------------------------------------------===
1301 dnl=== SECTION 7: Check for types and structures
1303 dnl===-----------------------------------------------------------------------===
1308 AC_DEFINE_UNQUOTED([RETSIGTYPE],[void],[Define as the return type of signal handlers (`int' or `void').])
1310 AC_CHECK_TYPES([int64_t],,AC_MSG_ERROR([Type int64_t required but not found]))
1311 AC_CHECK_TYPES([uint64_t],,
1312 AC_CHECK_TYPES([u_int64_t],,
1313 AC_MSG_ERROR([Type uint64_t or u_int64_t required but not found])))
1315 dnl===-----------------------------------------------------------------------===
1317 dnl=== SECTION 8: Check for specific functions needed
1319 dnl===-----------------------------------------------------------------------===
1321 AC_CHECK_FUNCS([backtrace ceilf floorf roundf rintf nearbyintf getcwd ])
1322 AC_CHECK_FUNCS([powf fmodf strtof round ])
1323 AC_CHECK_FUNCS([getpagesize getrusage getrlimit setrlimit gettimeofday ])
1324 AC_CHECK_FUNCS([isatty mkdtemp mkstemp ])
1325 AC_CHECK_FUNCS([mktemp posix_spawn realpath sbrk setrlimit strdup ])
1326 AC_CHECK_FUNCS([strerror strerror_r strerror_s setenv ])
1327 AC_CHECK_FUNCS([strtoll strtoq sysconf malloc_zone_statistics ])
1328 AC_CHECK_FUNCS([setjmp longjmp sigsetjmp siglongjmp])
1332 dnl Check for variations in the Standard C++ library and STL. These macros are
1333 dnl provided by LLVM in the autoconf/m4 directory.
1337 dnl Check for mmap support.We also need to know if /dev/zero is required to
1338 dnl be opened for allocating RWX memory.
1339 dnl Make sure we aren't attempting to configure for an unknown system
1340 if test "$llvm_cv_platform_type" = "Unix" ; then
1343 AC_NEED_DEV_ZERO_FOR_MMAP
1345 if test "$ac_cv_func_mmap_fixed_mapped" = "no"
1347 AC_MSG_WARN([mmap() of a fixed address required but not supported])
1349 if test "$ac_cv_func_mmap_file" = "no"
1351 AC_MSG_WARN([mmap() of files required but not found])
1355 dnl atomic builtins are required for threading support.
1356 AC_MSG_CHECKING(for GCC atomic builtins)
1357 dnl Since we'll be using these atomic builtins in C++ files we should test
1358 dnl the C++ compiler.
1363 volatile unsigned long val = 1;
1364 __sync_synchronize();
1365 __sync_val_compare_and_swap(&val, 1, 0);
1366 __sync_add_and_fetch(&val, 1);
1367 __sync_sub_and_fetch(&val, 1);
1373 AC_DEFINE(LLVM_MULTITHREADED, 1, Build multithreading support into LLVM),
1375 AC_DEFINE(LLVM_MULTITHREADED, 0, Build multithreading support into LLVM)
1376 AC_MSG_WARN([LLVM will be built thread-unsafe because atomic builtins are missing]))
1378 dnl===-----------------------------------------------------------------------===
1380 dnl=== SECTION 9: Additional checks, variables, etc.
1382 dnl===-----------------------------------------------------------------------===
1384 dnl Handle 32-bit linux systems running a 64-bit kernel.
1385 dnl This has to come after section 4 because it invokes the compiler.
1386 if test "$llvm_cv_os_type" = "Linux" -a "$llvm_cv_target_arch" = "x86_64" ; then
1388 if test "$llvm_cv_linux_mixed" = "yes"; then
1389 llvm_cv_target_arch="x86"
1394 dnl Check, whether __dso_handle is present
1395 AC_CHECK_FUNCS([__dso_handle])
1397 dnl See if the llvm-gcc executable can compile to LLVM assembly
1398 AC_CACHE_CHECK([whether llvm-gcc is sane],[llvm_cv_llvmgcc_sanity],
1399 [llvm_cv_llvmgcc_sanity="no"
1400 if test -x "$LLVMGCC" ; then
1401 cp /dev/null conftest.c
1402 "$LLVMGCC" -emit-llvm -S -o - conftest.c | \
1403 grep 'target datalayout =' > /dev/null 2>&1
1404 if test $? -eq 0 ; then
1405 llvm_cv_llvmgcc_sanity="yes"
1410 dnl Since we have a sane llvm-gcc, identify it and its sub-tools
1411 if test "$llvm_cv_llvmgcc_sanity" = "yes" ; then
1412 AC_MSG_CHECKING([llvm-gcc component support])
1413 llvmcc1path=`"$LLVMGCC" --print-prog-name=cc1`
1414 AC_SUBST(LLVMCC1,$llvmcc1path)
1415 llvmcc1pluspath=`"$LLVMGCC" --print-prog-name=cc1plus`
1416 AC_SUBST(LLVMCC1PLUS,$llvmcc1pluspath)
1417 llvmgccdir=`echo "$llvmcc1path" | sed 's,/libexec/.*,,'`
1418 AC_SUBST(LLVMGCCDIR,$llvmgccdir)
1419 llvmgcclangs=[`"$LLVMGCC" -v --help 2>&1 | grep '^Configured with:' | sed 's/^.*--enable-languages=\([^ ]*\).*/\1/'`]
1420 AC_SUBST(LLVMGCC_LANGS,$llvmgcclangs)
1424 dnl Propagate the shared library extension that the libltdl checks did to
1425 dnl the Makefiles so we can use it there too
1426 AC_SUBST(SHLIBEXT,$libltdl_cv_shlibext)
1428 dnl Propagate the run-time library path variable that the libltdl
1429 dnl checks found to the Makefiles so we can use it there too
1430 AC_SUBST(SHLIBPATH_VAR,$libltdl_cv_shlibpath_var)
1432 # Translate the various configuration directories and other basic
1433 # information into substitutions that will end up in Makefile.config.in
1434 # that these configured values can be used by the makefiles
1435 if test "${prefix}" = "NONE" ; then
1438 eval LLVM_PREFIX="${prefix}";
1439 eval LLVM_BINDIR="${prefix}/bin";
1440 eval LLVM_LIBDIR="${prefix}/lib";
1441 eval LLVM_DATADIR="${prefix}/share/llvm";
1442 eval LLVM_DOCSDIR="${prefix}/share/doc/llvm";
1443 eval LLVM_ETCDIR="${prefix}/etc/llvm";
1444 eval LLVM_INCLUDEDIR="${prefix}/include";
1445 eval LLVM_INFODIR="${prefix}/info";
1446 eval LLVM_MANDIR="${prefix}/man";
1447 LLVM_CONFIGTIME=`date`
1448 AC_SUBST(LLVM_PREFIX)
1449 AC_SUBST(LLVM_BINDIR)
1450 AC_SUBST(LLVM_LIBDIR)
1451 AC_SUBST(LLVM_DATADIR)
1452 AC_SUBST(LLVM_DOCSDIR)
1453 AC_SUBST(LLVM_ETCDIR)
1454 AC_SUBST(LLVM_INCLUDEDIR)
1455 AC_SUBST(LLVM_INFODIR)
1456 AC_SUBST(LLVM_MANDIR)
1457 AC_SUBST(LLVM_CONFIGTIME)
1459 # Place the various directores into the config.h file as #defines so that we
1460 # can know about the installation paths within LLVM.
1461 AC_DEFINE_UNQUOTED(LLVM_PREFIX,"$LLVM_PREFIX",
1462 [Installation prefix directory])
1463 AC_DEFINE_UNQUOTED(LLVM_BINDIR, "$LLVM_BINDIR",
1464 [Installation directory for binary executables])
1465 AC_DEFINE_UNQUOTED(LLVM_LIBDIR, "$LLVM_LIBDIR",
1466 [Installation directory for libraries])
1467 AC_DEFINE_UNQUOTED(LLVM_DATADIR, "$LLVM_DATADIR",
1468 [Installation directory for data files])
1469 AC_DEFINE_UNQUOTED(LLVM_DOCSDIR, "$LLVM_DOCSDIR",
1470 [Installation directory for documentation])
1471 AC_DEFINE_UNQUOTED(LLVM_ETCDIR, "$LLVM_ETCDIR",
1472 [Installation directory for config files])
1473 AC_DEFINE_UNQUOTED(LLVM_INCLUDEDIR, "$LLVM_INCLUDEDIR",
1474 [Installation directory for include files])
1475 AC_DEFINE_UNQUOTED(LLVM_INFODIR, "$LLVM_INFODIR",
1476 [Installation directory for .info files])
1477 AC_DEFINE_UNQUOTED(LLVM_MANDIR, "$LLVM_MANDIR",
1478 [Installation directory for man pages])
1479 AC_DEFINE_UNQUOTED(LLVM_CONFIGTIME, "$LLVM_CONFIGTIME",
1480 [Time at which LLVM was configured])
1481 AC_DEFINE_UNQUOTED(LLVM_HOSTTRIPLE, "$host",
1482 [Host triple we were built on])
1484 # Determine which bindings to build.
1485 if test "$BINDINGS_TO_BUILD" = auto ; then
1486 BINDINGS_TO_BUILD=""
1487 if test "x$OCAMLC" != x -a "x$OCAMLDEP" != x ; then
1488 BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD"
1491 AC_SUBST(BINDINGS_TO_BUILD,$BINDINGS_TO_BUILD)
1493 # This isn't really configurey, but it avoids having to repeat the list in
1495 AC_SUBST(ALL_BINDINGS,ocaml)
1497 # Do any work necessary to ensure that bindings have what they need.
1498 binding_prereqs_failed=0
1499 for a_binding in $BINDINGS_TO_BUILD ; do
1500 case "$a_binding" in
1502 if test "x$OCAMLC" = x ; then
1503 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlc not found. Try configure OCAMLC=/path/to/ocamlc])
1504 binding_prereqs_failed=1
1506 if test "x$OCAMLDEP" = x ; then
1507 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamldep not found. Try configure OCAMLDEP=/path/to/ocamldep])
1508 binding_prereqs_failed=1
1510 if test "x$OCAMLOPT" = x ; then
1511 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlopt not found. Try configure OCAMLOPT=/path/to/ocamlopt])
1512 dnl ocamlopt is optional!
1514 if test "x$with_ocaml_libdir" != xauto ; then
1515 AC_SUBST(OCAML_LIBDIR,$with_ocaml_libdir)
1517 ocaml_stdlib="`"$OCAMLC" -where`"
1518 if test "$LLVM_PREFIX" '<' "$ocaml_stdlib" -a "$ocaml_stdlib" '<' "$LLVM_PREFIX~"
1520 # ocaml stdlib is beneath our prefix; use stdlib
1521 AC_SUBST(OCAML_LIBDIR,$ocaml_stdlib)
1523 # ocaml stdlib is outside our prefix; use libdir/ocaml
1524 AC_SUBST(OCAML_LIBDIR,$LLVM_LIBDIR/ocaml)
1530 if test "$binding_prereqs_failed" = 1 ; then
1531 AC_MSG_ERROR([Prequisites for bindings not satisfied. Fix them or use configure --disable-bindings.])
1534 dnl Determine whether the compiler supports -fvisibility-inlines-hidden.
1535 AC_CXX_USE_VISIBILITY_INLINES_HIDDEN
1537 dnl Determine linker rpath flag
1538 if test "$llvm_cv_link_use_r" = "yes" ; then
1545 dnl Determine linker rdynamic flag
1546 if test "$llvm_cv_link_use_export_dynamic" = "yes" ; then
1547 RDYNAMIC="-Wl,-export-dynamic"
1553 dnl===-----------------------------------------------------------------------===
1555 dnl=== SECTION 10: Specify the output files and generate it
1557 dnl===-----------------------------------------------------------------------===
1559 dnl Configure header files
1560 dnl WARNING: dnl If you add or remove any of the following config headers, then
1561 dnl you MUST also update Makefile.rules so that the variable FilesToConfig
1562 dnl contains the same list of files as AC_CONFIG_HEADERS below. This ensures the
1563 dnl files can be updated automatically when their *.in sources change.
1564 AC_CONFIG_HEADERS([include/llvm/Config/config.h include/llvm/Config/llvm-config.h])
1565 AH_TOP([#ifndef CONFIG_H
1569 AC_CONFIG_FILES([include/llvm/Config/Targets.def])
1570 AC_CONFIG_FILES([include/llvm/Config/AsmPrinters.def])
1571 AC_CONFIG_FILES([include/llvm/Config/AsmParsers.def])
1572 AC_CONFIG_FILES([include/llvm/Config/Disassemblers.def])
1573 AC_CONFIG_HEADERS([include/llvm/System/DataTypes.h])
1575 dnl Configure the makefile's configuration data
1576 AC_CONFIG_FILES([Makefile.config])
1578 dnl Configure the RPM spec file for LLVM
1579 AC_CONFIG_FILES([llvm.spec])
1581 dnl Configure llvmc's Base plugin
1582 AC_CONFIG_FILES([tools/llvmc/src/Base.td])
1584 dnl Do the first stage of configuration for llvm-config.in.
1585 AC_CONFIG_FILES([tools/llvm-config/llvm-config.in])
1587 dnl Do special configuration of Makefiles
1588 AC_CONFIG_COMMANDS([setup],,[llvm_src="${srcdir}"])
1589 AC_CONFIG_MAKEFILE(Makefile)
1590 AC_CONFIG_MAKEFILE(Makefile.common)
1591 AC_CONFIG_MAKEFILE(examples/Makefile)
1592 AC_CONFIG_MAKEFILE(lib/Makefile)
1593 AC_CONFIG_MAKEFILE(runtime/Makefile)
1594 AC_CONFIG_MAKEFILE(test/Makefile)
1595 AC_CONFIG_MAKEFILE(test/Makefile.tests)
1596 AC_CONFIG_MAKEFILE(unittests/Makefile)
1597 AC_CONFIG_MAKEFILE(tools/Makefile)
1598 AC_CONFIG_MAKEFILE(utils/Makefile)
1599 AC_CONFIG_MAKEFILE(projects/Makefile)
1600 AC_CONFIG_MAKEFILE(bindings/Makefile)
1601 AC_CONFIG_MAKEFILE(bindings/ocaml/Makefile.ocaml)
1603 dnl Finally, crank out the output