Owen Anderson
cc40f077b0
Add debugging code to test for various locking faux-pas's, when running in single threaded mode. This should help improve testing coverage for
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threading support, without having extensive actually concurrent clients yet.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73803 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-20 00:27:21 +00:00
Owen Anderson
1b19a50cdb
Fix a major typo.
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Nicolas, this is probably the cause of the failures you were seeing.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73770 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-19 17:08:20 +00:00
Owen Anderson
4f10c3b4dc
Fix weird class-size-being-different problems. At some level this is being caused by config.h not being
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included everywhere.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73745 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-19 00:48:22 +00:00
Owen Anderson
3c8031df6d
Add a SmartScopedLock, and use it to simplify code.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73722 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-18 20:51:00 +00:00
Owen Anderson
f0eeb9b7f5
Simplify the SmartMutex implementation a bit.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73711 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-18 18:29:03 +00:00
Owen Anderson
b65e9ed106
Give RWMutex the SmartRWMutex treatment too.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73710 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-18 18:26:15 +00:00
Owen Anderson
b849a4dd4b
Insert a SmartMutex templated class into the class hierarchy, which takes a template parameter specifying whether this mutex
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should become a no-op when not running in multithreaded mode. Make sys::Mutex a typedef of SmartMutex<false>, to preserve source compatibility.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73709 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-18 17:53:17 +00:00
Owen Anderson
e3cd5ca7e7
Move Threading.[h|cpp] from Support to System.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73707 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-18 16:54:52 +00:00
Owen Anderson
bf5ec1b9db
Reapply r73647 in a non-broken form.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73662 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-17 23:49:06 +00:00
Owen Anderson
b983d67465
Protect the GC table in Function.cpp
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73647 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-17 22:23:31 +00:00
Owen Anderson
dd561e1539
Add an RAII ScopedWriter, which allows one to acquire a writer lock for the duration of a scope. Simplify a lot of uses of
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writer locks in Constants.cpp by using it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73630 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-17 20:34:43 +00:00
Owen Anderson
efdbfc4cef
Use atomic increment/decrement for reference counting of Type's.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73588 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-17 00:28:49 +00:00
Owen Anderson
9a3df671ab
Add an atomic increment and decrement implementation, which will be used for
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thread-safe reference counting.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73587 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-17 00:13:00 +00:00
Owen Anderson
82995a83e1
Fix #include guards.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73548 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-16 20:26:04 +00:00
Owen Anderson
2a8cf9aadd
Add a portable wrapper for reader-writer locks.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73545 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-16 20:19:28 +00:00
Chris Lattner
88d7e403d0
add a new static method to portably determine whether a patch is
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absolute or not, based on a patch by Gregory Curfman!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73368 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-15 04:17:07 +00:00
Torok Edwin
6c8db34165
Fix comments.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72858 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04 08:18:25 +00:00
Torok Edwin
e8ebb0fe1b
Add support for outputting ANSI colors to raw_fd_ostream.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72854 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04 07:09:50 +00:00
Bill Wendling
4d4eab219a
Untabify.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72603 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-30 00:58:37 +00:00
Owen Anderson
c4551d3d21
Use DataTypes.h instead of stdint.h.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72201 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-21 00:48:13 +00:00
Owen Anderson
3c1eaa0dc2
Move atomic operations' definitions out of line. While this seems kind of silly,
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all kinds of problems caused by including windows.h and/or config.h in an LLVM header.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72174 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-20 18:26:15 +00:00
Owen Anderson
9b2818d207
Compile fix for MSVC.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72167 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-20 09:34:13 +00:00
Owen Anderson
81e4e9f7cb
We need to include config.h here so that the #defines are set properly.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72148 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-20 00:31:29 +00:00
Owen Anderson
a86037084d
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
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mutex support. LLVM_MULTITHREADED indicates (or will indicate) the ability to run LLVM itself across multiple threads, and requires atomics support.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72140 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-19 22:18:56 +00:00
Owen Anderson
84e5cac70a
Make using an unsupported CAS size a hard error on Windows.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72088 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-19 01:08:36 +00:00
Owen Anderson
ecb1684d51
Fix up the Windows portion of Atomic.h. This is untested, but it is my best understanding of what should work.
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I'd be much obliged if someone on MSVC++ could try this out and let me know if it works.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72087 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-19 01:07:40 +00:00
Owen Anderson
03462230c7
Template CompareAndSwap function.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72086 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-19 01:02:27 +00:00
Owen Anderson
71417827e8
Now that we have atomics support properly detected by configure,
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use it to implement Atomic.h.
This expunges the code previously imported from libatomic_ops.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72077 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-19 00:08:29 +00:00
Owen Anderson
6962815683
Significantly improve Atomic.h by pulling in code from libatomic_ops by HP. This is a little outdated, but reasonably complete.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71973 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-17 04:57:54 +00:00
Owen Anderson
de52f865b6
Remove the volatile marker from the cas_flag typedef, fixing some warnings.
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It's now the client's resposibility to add it in when needed
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71959 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-16 21:08:25 +00:00
Anton Korobeynikov
b2e82d07a7
Unbreak mingw build
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71856 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-15 11:04:52 +00:00
Owen Anderson
2c34f320ea
Improve compatibility with older versions of Windows.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71855 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-15 10:40:23 +00:00
Owen Anderson
8064c8b86d
(Hopefully) unbreak Apple-style builds.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71849 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-15 06:49:31 +00:00
Owen Anderson
8060424c40
Don't #include OSAtomic.h unless we really need it.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71837 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-15 05:13:57 +00:00
Owen Anderson
5f00b0c5b6
Now with working on Leopard!
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71819 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-15 00:01:40 +00:00
Owen Anderson
94555c2846
Dropped this #include by accident.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71798 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-14 21:33:57 +00:00
Owen Anderson
9693813080
Add CompareAndSwap.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71795 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-14 21:24:15 +00:00
Owen Anderson
c082324e19
Add an Atomic.h to the System library, for providing a platform independent API
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to low-level sync operations.
The only one present at the moment is MemoryFence(), and only for the platforms
for which I could easily discern the proper way to do it. If your favorite platform
isn't represented, patches are welcome!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71770 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-14 05:54:36 +00:00
Douglas Gregor
01746745f1
Add terminal width detection to llvm::sys::Process. This is needed to
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fix Clang PRs 4148 and 4183.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71448 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-11 18:05:52 +00:00
Daniel Dunbar
6ddf2c1930
Add sys::Path::makeAbsolute().
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@68663 91177308-0d34-0410-b5e6-96231b3b80d8
2009-04-09 00:33:08 +00:00
Daniel Dunbar
be46c79501
Add llvm::sys::getHostTriple and remove
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llvm::sys::getOS{Name,Version}.
Right now the implementation just derives from LLVM_HOSTTRIPLE (which
is wrong, but it doesn't look like we have a define for the target
triple). Ideally this routine would actually be able to compute the
triple for targets we care about.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@68118 91177308-0d34-0410-b5e6-96231b3b80d8
2009-03-31 17:30:15 +00:00
Chris Lattner
35033a5876
Add a new 'AddSignalHandler' function to Signals.h that allows
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arbitrary functions to be run when a crash happens. Delete
RemoveDirectoryOnSignal as it is dead and has never had clients.
Change PrintStackTraceOnErrorSignal to be implemented in terms of
AddSignalHandler.
I updated the Win32 versions of these APIs, but can't test them.
If there are any problems, I'd be happy to fix them as well.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@66072 91177308-0d34-0410-b5e6-96231b3b80d8
2009-03-04 21:21:36 +00:00
Dan Gohman
0f8b53f19d
Fix a bunch of Doxygen syntax issues. Escape special characters,
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and put @file directives on their own comment line.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@65920 91177308-0d34-0410-b5e6-96231b3b80d8
2009-03-03 02:55:14 +00:00
Mikhail Glushenkov
cf5daf7df8
80-column violation.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@64102 91177308-0d34-0410-b5e6-96231b3b80d8
2009-02-08 22:48:07 +00:00
Mikhail Glushenkov
ba041f45fe
Add a Sleep() function.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@64101 91177308-0d34-0410-b5e6-96231b3b80d8
2009-02-08 22:47:39 +00:00
Dan Gohman
e98fc32b0d
Make Mutex's constructor explicit, and tidy up whitespace.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@63963 91177308-0d34-0410-b5e6-96231b3b80d8
2009-02-06 21:17:03 +00:00
Chris Lattner
b67c958342
rename methods in System/Host to be more consistent.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62776 91177308-0d34-0410-b5e6-96231b3b80d8
2009-01-22 19:53:00 +00:00
Jim Grosbach
932a32d251
Update the stub and callback code to handle lazy compilation. The stub
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is re-written by the callback to branch directly to the compiled code
in future invocations.
Added back in range-based memory permission functions for the updating of
the stub on Darwin.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@57846 91177308-0d34-0410-b5e6-96231b3b80d8
2008-10-20 21:39:23 +00:00
Jim Grosbach
cce6c297c5
On Darwin ARM, memory needs special handling to do JIT. This patch expands
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this handling to work properly for modifying stub functions, relocations
back to entry points after JIT compilation, etc..
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@57013 91177308-0d34-0410-b5e6-96231b3b80d8
2008-10-03 16:17:20 +00:00
Daniel Dunbar
bb14672097
Add llvm::sys::{osName,osVersion} for retrieving operating system name
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& version as strings.
- Win32 code is untested.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56942 91177308-0d34-0410-b5e6-96231b3b80d8
2008-10-02 01:17:28 +00:00