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Commit Graph

583 Commits

Author SHA1 Message Date
Eric Christopher
c788c82027 Add a bit of a hack to avoid multiple defines of variables in
config.h and llvm-config.h.  This could probably be improved.

llvm-svn: 110547
2010-08-08 09:18:29 +00:00
Eric Christopher
33fd5d63b3 Fix PR7809 by creating a header for just llvm variables that can be
included in exported interfaces.  Update a couple of exported interfaces.

llvm-svn: 110532
2010-08-08 02:44:17 +00:00
Dan Gohman
76625f42b0 Fix a typo in a comment.
llvm-svn: 110211
2010-08-04 16:48:36 +00:00
Dan Gohman
f4c27697fc Remove CVS artifacts.
llvm-svn: 110207
2010-08-04 16:25:01 +00:00
Daniel Dunbar
3dd4738933 build: Add LLVM_NATIVE_ARCHNAME, which has the sensible value, without "Target"
appended.

llvm-svn: 110109
2010-08-03 14:26:17 +00:00
Eric Christopher
fe6294e326 Use a C++ compiler for the atomic builtin check since we'll
be using a C++ compiler to build.

Patch by Török Edwin!

llvm-svn: 109646
2010-07-28 20:26:34 +00:00
Eric Christopher
62e02782b8 Try to work around the relative install-sh path problem.
Patch from Eli.

llvm-svn: 109163
2010-07-22 21:13:40 +00:00
Owen Anderson
9130b1b272 Remove extraneous character.
llvm-svn: 108739
2010-07-19 19:41:52 +00:00
Owen Anderson
6b9042dfd8 Add support for detecting <mach-o/getsect.h> and the getsect() function.
llvm-svn: 108737
2010-07-19 19:24:37 +00:00
Eric Christopher
bb7e1bfb0c Pull in the libCrashReporterClient.a information with a warning comment.
Remove library check and regenerate configure.

llvm-svn: 107028
2010-06-28 18:25:51 +00:00
Eric Christopher
835fc55fd0 Look for and use a different darwin crash reporter library.
llvm-svn: 106576
2010-06-22 21:01:04 +00:00
Dan Gohman
418cb46e76 Fix a spello affecting platforms where the configure check fails.
llvm-svn: 105273
2010-06-01 16:22:27 +00:00
Dan Gohman
a5397fe992 -retain-symbols-file is not what it seems. Update the makefiles
and configury to use --version-script.

llvm-svn: 105271
2010-06-01 14:56:56 +00:00
Daniel Dunbar
00f50519b6 Add new configure option, --disable-timestamps, intended to turn off anything which would mess up binary/object comparisons. Currently:
- Disables 'Built on ...' in 'foo --version'.
 - Disables timestamps from being embedded into .dir files.

llvm-svn: 103423
2010-05-10 20:11:56 +00:00
mike-m
6b8861e9f6 Overhauled llvm/clang docs builds. Closes PR6613.
NOTE: 2nd part changeset for cfe trunk to follow.

*** PRE-PATCH ISSUES ADDRESSED

- clang api docs fail build from objdir
- clang/llvm api docs collide in install PREFIX/
- clang/llvm main docs collide in install
- clang/llvm main docs have full of hard coded destination
  assumptions and make use of absolute root in static html files;
  namely CommandGuide tools hard codes a website destination
  for cross references and some html cross references assume
  website root paths

*** IMPROVEMENTS

- bumped Doxygen from 1.4.x -> 1.6.3
- splits llvm/clang docs into 'main' and 'api' (doxygen) build trees
- provide consistent, reliable doc builds for both main+api docs
- support buid vs. install vs. website intentions
- support objdir builds
- document targets with 'make help'
- correct clean and uninstall operations
- use recursive dir delete only where absolutely necessary
- added call function fn.RMRF which safeguards against botched 'rm -rf';
  if any target (or any variable is evaluated) which attempts
  to remove any dirs which match a hard-coded 'safelist', a verbose
  error will be printed and make will error-stop.

llvm-svn: 103213
2010-05-06 23:45:43 +00:00
Daniel Dunbar
f4f4ce1e3c Default OPTIMIZE_OPTION to -O2 on FreeBSD, at the request of the Clang/FreeBSD
folks. LLVM/Clang is miscompiled by the standard GCC at -O3.

llvm-svn: 102719
2010-04-30 17:12:23 +00:00
Dan Gohman
b533fafb38 Fix an autoconf bug: The second argument to AC_LANG_PROGRAM is code that
gets placed inside a main function, and should not itself be a main
function. This is silently hidden in GCC-hosted builds because the
inner main looks like a nested function declaration, which GCC supports.
In builds with compilers which do not support nested functions (by default),
this was causing an error, which caused these autoconf checks to fail, 
leaving their options disabled.

This fixes test/Feature/load_module.ll on x86_64-unknown-linux-gnu
llvm-gcc selfhost builds, among other things.

This also includes a regenerated configure, as the diff is small and telling.

llvm-svn: 102288
2010-04-25 00:12:20 +00:00
Dan Gohman
377a5d7751 Add an autoconf check for -retain-symbols-file and conditionalize
use of that option with it. This eliminates an imprecise "Linux"
test, and should help support old versions of gold.

llvm-svn: 101560
2010-04-16 22:58:15 +00:00
Eric Christopher
033524af28 Add a check for posix_spawn.
Regenerate configure and other autoconf files.

llvm-svn: 101444
2010-04-16 05:14:21 +00:00
Daniel Dunbar
3945c97a95 configure: Fix default value for optimize_option, I messed up the test condition
in r86005 and unintentionally changed the default from -O3 to -O2.

 - It's odd the things automated perf testing turns up! :)

 - Also, the configure diff is messed up slightly. It looks like someone either
   didn't regenerate configure correctly (or I didn't), or autoconf has some
   funnyness in it. Eric, any ideas?

This has been at -O2 for so long, that I am slightly nervous that this change
will uncover miscompiles of LLVM on other systems. If that is the case, I think
we should just set the default universally at -O3, and let developers/vendors
use -O3 if they want it and have tested it.

llvm-svn: 100941
2010-04-10 18:56:24 +00:00
Chris Lattner
9d77e5ba47 add minix support, patch by Kees van Reeuwijk! PR6797
llvm-svn: 100895
2010-04-09 20:45:04 +00:00
John Criswell
1672100fef Fixed spurious warning problem noticed by Daniel Dunbar. The configure script
now configures prerequisite projects individually but also ignores them in the
big project switch statement to avoid the incorrect warning.

llvm-svn: 99506
2010-03-25 13:59:09 +00:00
John Criswell
d5d638fca1 Force configuration of some projects before others. In particular, some
projects rely upon llvm-gcc, the LLVM test suite, and poolalloc.  This ensures
that the aforementioned projects have their object trees created first so that
other projects can find their object trees when they themselves are configured.

llvm-svn: 98998
2010-03-19 21:31:39 +00:00
Tanya Lattner
bec4f712ce Bump version number.
llvm-svn: 98989
2010-03-19 21:19:10 +00:00
John Criswell
86de317a24 Updated copyright year to 2010.
llvm-svn: 98985
2010-03-19 21:04:16 +00:00
Jeffrey Yasskin
f468a14fb1 Tell Valgrind when we modify already-executed machine code so it knows
to re-instrument the code.  We depend on the system valgrind.h to
avoid adding a new license.

llvm-svn: 98529
2010-03-15 04:57:55 +00:00
Eric Christopher
baa93339bb Move the docsdir to /usr/share/doc/llvm to match other projects.
Fixes PR6267.

llvm-svn: 97549
2010-03-02 05:17:21 +00:00
Eric Christopher
f38037ed77 Make sure we save CXXFLAGS before setting it as pedantic and regenerate
configure.

Fixes PR6388.

Patch by Yann Droneaud!

llvm-svn: 97548
2010-03-02 05:06:54 +00:00
John Criswell
a96b100871 Added SAFECode (safecode) to the list of projects to automatically configure.
llvm-svn: 97179
2010-02-25 22:57:19 +00:00
Jeffrey Yasskin
f073920691 Try r96559 for the third time. This time the shared library is only built if
--enable-shared is passed to configure.

llvm-svn: 97119
2010-02-25 06:34:33 +00:00
Chris Lattner
82f4b452d6 fix PR5954, patch by Roman Divacky.
I don't have a great way to test this myself (it's linux/bsd only), 
but Roman says it works. :)

llvm-svn: 97069
2010-02-24 22:33:41 +00:00
Jeffrey Yasskin
82c2f2fd24 Roll back r96959 again.
llvm-svn: 96981
2010-02-23 20:53:37 +00:00
Wesley Peck
94cdac52e5 Adding the MicroBlaze backend.
The MicroBlaze is a highly configurable 32-bit soft-microprocessor for
use on Xilinx FPGAs. For more information see:
http://www.xilinx.com/tools/microblaze.htm
http://en.wikipedia.org/wiki/MicroBlaze

The current LLVM MicroBlaze backend generates assembly which can be
compiled using the an appropriate binutils assembler.

llvm-svn: 96969
2010-02-23 19:15:24 +00:00
Jeffrey Yasskin
e653785a3d Roll r96559 forward again, adding libLLVM-2.7svn.so to LLVM. This links 3 of
the examples shared to make sure the shared library keeps working.

llvm-svn: 96959
2010-02-23 18:10:07 +00:00
Daniel Dunbar
df02a93faa Initial configure support for using Clang as the LLVM capable compiler.
Comes in two parts:
 1. Use --with-clang=path/to/clang/compiler to select an installed clang, or
    --with-built-clang to have the makefiles use the clang which will be built
    as the LLVM capable compiler. If neither is given, --with-built-clang will
    be used if the Clang sources are checked out into the standard location
    (tools/clang).

 2. Use --with-llvmcc={llvm-gcc,clang,none} to specify which LLVM capable
    compiler to use. If not given, then llvm-gcc will be used if available,
    otherwise Clang.

Makefile support still to come.

Eric, Doug, Chris, seem reasonable?

llvm-svn: 96934
2010-02-23 10:00:49 +00:00
Daniel Dunbar
e6be4dadf2 Kill off unused LLVMGCCLIBEXEC make variable.
llvm-svn: 96910
2010-02-23 07:56:34 +00:00
Daniel Dunbar
ad1465c21b Kill off LLVMGCCARCH and LLVMGCC_VERSION make variables.
llvm-svn: 96909
2010-02-23 07:56:31 +00:00
Daniel Dunbar
9774a591a4 Kill off LLVMGCC_MAJVERS make variable.
llvm-svn: 96907
2010-02-23 07:56:22 +00:00
Jeffrey Yasskin
e4b750f830 Roll back the shared library, r96559. It broke two darwins and arm, mysteriously.
llvm-svn: 96569
2010-02-18 04:43:02 +00:00
Jeffrey Yasskin
64b33dd9b7 Add a shared library for LLVM, named libLLVM2.7svn.(so|dylib), and add an
--enable-shared configure flag to have the tools linked shared. (2.7svn is just
$(LLVMVersion) so it'll change to "2.7" in the release.)  Always link the
example programs shared to test that the shared library keeps working.

On my mac laptop, Debug libLLVM2.7svn.dylib is 39MB, and opt (for example) is
16M static vs 440K shared.

Two things are less than ideal here:
1) The library doesn't include any version information. Since we expect to break
the ABI with every release, this shouldn't be much of a problem. If we do
release a compatible 2.7.1, we may be able to hack its library to work with
binaries compiled against 2.7.0, or we can just ask them to recompile. I'm
hoping to get a real packaging expert to look at this for the 2.8 release.
2) llvm-config doesn't yet have an option to print link options for the shared
library. I'll add this as a subsequent patch.

llvm-svn: 96559
2010-02-18 02:36:02 +00:00
Jeffrey Yasskin
f7833b76ca Make --disable-libffi work on systems with libffi installed. Also
make no-ffi the default even on systems with libffi.  This fixes
http://llvm.org/PR5018.

llvm-svn: 95712
2010-02-09 23:03:44 +00:00
Jeffrey Yasskin
853eeb0db1 Reconfigure with autoconf-2.60, and fix autoconf.ac to work with that version.
llvm-svn: 95191
2010-02-03 02:11:49 +00:00
Torok Edwin
50c248824a Remove unneeded checks from configure.ac.
HAVE_{BI,STD,FWD}_ITERATOR and HAVE_NAMESPACES were not used in the code.
bison and flex are no longer used.
CAN_DLOPEN_SELF was never used either.
AC_PROG_LIBTOOL is not needed since we don't use libtool, we only need the
libltdl checks for dlopen.
Add check for AR, it used to be done by AC_PROG_LIBTOOL.
AC_TYPE_SIGNAL is deprecated, follow autoupdate's suggestion and replace with
void.
Remove unused m4 files.
Configure can now be generated using autoconf 2.65 too, without any warnings!

llvm-svn: 94534
2010-01-26 08:48:04 +00:00
Torok Edwin
5c307e4537 Fix autoconf 2.65 warning (don't use _cv_ inside AC_CACHE_VAL).
llvm-svn: 94533
2010-01-26 08:43:05 +00:00
Anton Korobeynikov
d5e61f574a Proper deduce z/System LLVM target from target triple when
--enable-targets=host is specified.

llvm-svn: 92762
2010-01-05 20:45:13 +00:00
Rafael Espindola
58789b1dd3 Fix typos. Thanks to John Tytgat for noticing it!
llvm-svn: 90728
2009-12-07 00:27:35 +00:00
Daniel Dunbar
b3a0b9b025 Add CMake and configure logic to create llvm/Config/Disassemblers.defs.
llvm-svn: 89839
2009-11-25 04:30:13 +00:00
Edward O'Callaghan
c0c2668e1c autoconf config.* claims to not know about auroraux triple.
llvm-svn: 89301
2009-11-19 02:25:50 +00:00
Rafael Espindola
6e1f7bb489 Add configure options for specifying where to look for libstdc++.
llvm-svn: 88943
2009-11-16 19:46:55 +00:00
Rafael Espindola
81ad8bfcef Add the --with-c-include-dirs to llvm's configure.
The clang patch is next.

llvm-svn: 86955
2009-11-12 05:46:09 +00:00
Daniel Dunbar
b19cc0fa91 configure: Add --with-optimize-option, for setting the default value of
OPTIMIZE_OPTION.

llvm-svn: 86005
2009-11-04 04:32:50 +00:00
Julien Lerouge
b36e2ea7e1 Add an autoconf test to check for optional compiler flags like
-Wno-missing-field-initializers or -Wno-variadic-macros.

llvm-svn: 85147
2009-10-26 19:58:44 +00:00
Chandler Carruth
766362c707 Move DataTypes.h to include/llvm/System, update all users. This breaks the last
direct inclusion edge from System to Support.

llvm-svn: 85086
2009-10-26 01:35:46 +00:00
Edward O'Callaghan
62d800b380 Undo pthread patch from rev. 83930 & 83823. Credit to Paul Davey.
llvm-svn: 84083
2009-10-14 11:12:33 +00:00
Edward O'Callaghan
b6f9b83969 Provide AuroraUX triple support in configure. Credit to - Paul Davey.
llvm-svn: 84067
2009-10-14 00:44:50 +00:00
Edward O'Callaghan
00f4a355eb Haiku porting patches, Credit to Paul Davey.
llvm-svn: 83823
2009-10-12 04:57:20 +00:00
Jeffrey Yasskin
0aff0ecaf1 Fix the OProfile part of PR5018. This fixes --without-oprofile, makes
it the default, and works around a broken libopagent on some Debian
systems.

llvm-svn: 83503
2009-10-07 23:22:42 +00:00
Nick Lewycky
f269c667b1 Fix configure bug that only shows up in a clean build. Don't try to invoke gcc
until after the compiler itself has been set up.

llvm-svn: 83051
2009-09-29 06:18:00 +00:00
Nick Lewycky
a2401a5692 On Linux, uname -m reports the kernel type. Some Linux systems are 32-bit but
with a 64-bit kernel, which confuses LLVM. Make LLVM double-check this by
checking which defines the system gcc actually sets.

llvm-svn: 83047
2009-09-29 05:40:45 +00:00
Jeffrey Yasskin
195b24c844 Enable -g with DEBUG_SYMBOLS and --enable-debug-symbols instead of
DEBUG_RUNTIME.

llvm-svn: 82906
2009-09-27 17:47:29 +00:00
Nick Lewycky
18d420fde7 Leave a pointer to the documentation so that people don't end up change one but
not the other in the future.

llvm-svn: 82887
2009-09-27 04:57:35 +00:00
Jeffrey Yasskin
ae5a12200c Fix a compile failure introduced by r82675 on MinGW which doesn't have
setenv().  This patch just disables the test rather than getting putenv() to
work.  Thanks to Sandeep Patel for reporting the problem.

llvm-svn: 82797
2009-09-25 21:07:20 +00:00
Jeffrey Yasskin
f3eb70e183 PR4047: Permit configure --enable-targets=host,cpp for example. "host" has the
same effect that "host-only" used to have, but can be combined with other
targets.  host-only is still available as a synonym but no longer documented.

llvm-svn: 82634
2009-09-23 17:05:42 +00:00
Mike Stump
17947c8fa5 Update to latest versions of config.guess and config.sub from
http://savannah.gnu.org/projects/config

llvm-svn: 82229
2009-09-18 17:10:27 +00:00
Eric Christopher
d6982c76a8 Enable the jit for llvm-config.
Patch by Xerxes Rånby!

llvm-svn: 81768
2009-09-14 16:38:49 +00:00
Torok Edwin
9524ef5cfa install-sh chmods to 0755 by default, and this causes 'git diff' to show
that all the Makefiles changed mode.
Fix this by tellint install-sh to chmod
only to 0644, these are not executable files after all!

llvm-svn: 80371
2009-08-28 16:12:48 +00:00
Gabor Greif
6cd12a9f7f re-apply r80197, now that iterator.h is not mentioned any more
llvm-svn: 80254
2009-08-27 17:07:35 +00:00
Bill Wendling
5f74a3e3b9 --- Reverse-merging r80147 into '.':
A    include/llvm/ADT/iterator.cmake
U    autoconf/configure.ac
--- Reverse-merging r80161 into '.':
U    cmake/config-ix.cmake
--- Reverse-merging r80171 into '.':
U    Makefile
--- Reverse-merging r80173 into '.':
U    configure
U    include/llvm/Config/config.h.in
--- Reverse-merging r80180 into '.':
A    include/llvm/ADT/iterator.h.in

Despite common miscomceptions, iterator.h is alive and well. It broke the build
bots for several hours. And yet no one bothered to look at them.

Gabor and Doug, please review your changes and make sure that they actually
build before resubmitting them.

llvm-svn: 80197
2009-08-27 03:29:26 +00:00
Gabor Greif
796628c1d8 nobody includes llvm/ADT/iterator.h any more,
so get rid of this monstrosity. iterator.h.in is scheduled for deletion in my working copy,
but I wait till I see that configure gets regenerated, as it depends on it. I'll commit
then.
There are still some AC_* tests in the configure.ac dealing with iterators, those can
be zapped probably too.

llvm-svn: 80147
2009-08-26 21:36:59 +00:00
Gabor Greif
c243e77bde revert r78628 and r78803 as these are not needed any more
llvm-svn: 80048
2009-08-25 23:02:21 +00:00
Daniel Dunbar
f965f98687 Remove alloca config.h support.
- I did not actually remove the configure test itself, someone who can
   regenerate configure should do this (see FIXME in autoconf/configure.ac)

llvm-svn: 79881
2009-08-24 02:14:39 +00:00
Tanya Lattner
e7d5584aac Update copyright date.
llvm-svn: 79771
2009-08-22 21:00:33 +00:00
Tanya Lattner
28c980ef07 TOT is now 2.7svn
llvm-svn: 79725
2009-08-22 04:33:54 +00:00
Anton Korobeynikov
c9d9a008b5 The attached patches attempt to fix cross builds. For example, if you
try to use i686-darwin to build for arm-eabi, you'll quickly run into
several false assumptions that the target OS must be the same as the
host OS. These patches split $(OS) into $(HOST_OS) and $(TARGET_OS) to
help builds like "make check" and the test-suite able to cross
compile. Along the way a target of *-unknown-eabi is defined as
"Freestanding" so that TARGET_OS checks have something to work with.

Patch by Sandeep Patel!

llvm-svn: 79296
2009-08-18 00:40:33 +00:00
Misha Brukman
c7cc90934b * Moved all tool version requirements to the same place
* Cleaned up multiple uses of literal version numbers and simplified 'cleaning'

llvm-svn: 78932
2009-08-13 20:29:30 +00:00
Misha Brukman
dc8d86a91c Converted tabs to spaces.
llvm-svn: 78931
2009-08-13 20:12:48 +00:00
Gabor Greif
ae17e42b36 Lay the groundwork for my upcoming ilist sentinel shrinking patch
by defining a LLVM_COMPACT_SENTINELS symbol to 0 or 1 in config.h.

I'm asking for 3 favors:
- may an autofoo expert look at this and suggest improvements?
- may a cmake expert suggest analogous functionality for config.h?
- may somebody with the right autofoo mix regenerate configure? (mine is too new)

Thanks!
--This line, and those below, will be ignored--

M    configure.ac

llvm-svn: 78628
2009-08-11 00:59:39 +00:00
Jakob Stoklund Olesen
21c2ffc12d Build Blackfin target with autoconf and cmake.
Note that configure was edited by hand. Will somebody with the correct version of autoconf please regenerate?

llvm-svn: 77898
2009-08-02 17:32:37 +00:00
Dan Gohman
62c8b40b66 Remove the IA-64 backend.
llvm-svn: 76920
2009-07-24 00:30:09 +00:00
Daniel Dunbar
71651f52f2 Fix typo
llvm-svn: 76235
2009-07-17 20:56:18 +00:00
Daniel Dunbar
de011196a4 Sketch support for target specific assembly parser.
- Not fully enabled yet, need a configure regeneration.

llvm-svn: 76230
2009-07-17 20:42:00 +00:00
Anton Korobeynikov
8155f0cbaa Let's start another backend :)
llvm-svn: 75909
2009-07-16 13:27:25 +00:00
Dan Gohman
4ce1ac82f7 LLVM doesn't use libelf. Remove libelf configurey.
llvm-svn: 75643
2009-07-14 18:06:25 +00:00
Jeffrey Yasskin
4f8961d587 Add a --with-oprofile flag to configure, which uses OProfile's agent
library to tell it the addresses of JITted functions.  For a
particular program, this changes the opreport -l output from:

samples %    image name        symbol name
48182  98.9729 anon (tgid:19412 range:0x7f12ccaab000-0x7f12cdaab000) anon (tgid:19412 range:0x7f12ccaab000-0x7f12cdaab000)
11     0.0226  libstdc++.so.6.0.9    /usr/lib/libstdc++.so.6.0.9

to:

samples %    image name        symbol name
24565  60.7308 19814.jo        fib_left
15365  37.9861 19814.jo        fib_right
22     0.0544  ld-2.7.so       do_lookup_x

llvm-svn: 75279
2009-07-10 21:08:20 +00:00
David Greene
3612687754 Add support for other GraphViz display tools. This can help
with very large graphs, where dot isn't necessarily the 
most visually pleasing way of looking at the graph.

llvm-svn: 75144
2009-07-09 17:06:18 +00:00
Mikhail Glushenkov
be7d038f3e LLVMC can be now compiled w/o dynamic plugin support.
Controlled via the --enable-llvmc-dynamic-plugins option.

llvm-svn: 74784
2009-07-04 03:55:25 +00:00
Mikhail Glushenkov
1056032a99 LLVMC doesn't need ENABLE_PIC to build now.
llvm-svn: 74783
2009-07-04 03:54:54 +00:00
Mikhail Glushenkov
46d25fa06e Add --enable-llvmc-dynamic configure option.
Controls whether libCompilerDriver should be loaded dynamically. By default this
is needed only on Win32, to make dynamic plugins work.

llvm-svn: 74759
2009-07-03 03:52:47 +00:00
Mikhail Glushenkov
af92aa88e7 Trailing whitespace.
llvm-svn: 74758
2009-07-03 03:52:07 +00:00
Jeffrey Yasskin
29ea777c1e Add a portable strerror*() wrapper, llvm::sys::StrError(). This includes the
Windows variant, strerror_s, but I couldn't test that.

I'll update configure and config.h.in in a subsequent patch.

llvm-svn: 74621
2009-07-01 18:11:20 +00:00
Owen Anderson
59ffd85020 Add a configure test for pthread_getspecific, and use it when building ThreadLocal.
llvm-svn: 74222
2009-06-25 23:10:26 +00:00
Douglas Gregor
674c7a4c20 Work around build problem with OpenJDK, which defines X86 as a
macro. Fixes PR 4427. Patch by Xerxes Rånby!

llvm-svn: 73961
2009-06-23 17:21:35 +00:00
Douglas Gregor
9678705cc5 Define LLVM_NATIVE_ARCH in llvm/Config/config.h to be the LLVM back end that corresponds to the native executable, but only when that LLVM back end is being built
llvm-svn: 73590
2009-06-17 00:42:33 +00:00
Owen Anderson
430f18d2db Add an atomic increment and decrement implementation, which will be used for
thread-safe reference counting.

llvm-svn: 73587
2009-06-17 00:13:00 +00:00
Douglas Gregor
f5291553f2 Introduce new headers whose inclusion forces linking and
initialization of all targets (InitializeAllTargets.h) or assembler
printers (InitializeAllAsmPrinters.h). This is a step toward the
elimination of relinked object files, so that we can build normal
archives.

llvm-svn: 73543
2009-06-16 20:12:29 +00:00
Owen Anderson
8a07791070 Add a configure check for pthread_rwlock_init.
llvm-svn: 73523
2009-06-16 18:20:20 +00:00
Nick Lewycky
b37f8b08c2 Add a flag to permit disabling libffi.
Also, there were a bunch of flags with no text in --help because the square
brackets were in the wrong place. I've fixed those too.

llvm-svn: 72989
2009-06-06 06:24:44 +00:00
Owen Anderson
e1474eebee Split the ENABLE_THREADS #define in two. Now ENABLE_THREADS indicates the ability to run multiple threads at once in the JIT, and requires only
mutex support.  LLVM_MULTITHREADED indicates (or will indicate) the ability to run LLVM itself across multiple threads, and requires atomics support.

llvm-svn: 72140
2009-05-19 22:18:56 +00:00
Owen Anderson
992fe80601 Test for the presence of GCC atomic builtins at configure time. If not found,
disable building LLVM in thread-safe mode and print a nice warning.

Regenerate configure for these changes.

llvm-svn: 72075
2009-05-18 23:58:51 +00:00
Douglas Gregor
1ad25cdc99 termios.h contains the winsize structure we need to determine the
width of a terminal. Don't try to get the width of a terminal if we
don't have this header.

llvm-svn: 72018
2009-05-18 17:21:34 +00:00