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Author SHA1 Message Date
Devang Patel 7b0f796c55 Use DW_FORM_data2 for DW_AT_language and let users use DW_LANG_lo_user=0x8000 to DW_LANG_hi_user=0xffff range. 
llvm-svn: 126339
 2011-02-23 22:37:04 +00:00
Devang Patel 37e056e455 Check only relevant strings in output to increase stability of the tests. 
llvm-svn: 126338
 2011-02-23 22:35:57 +00:00
Jim Grosbach fe4858f269 Remove file. Previous commit deleted content, but left the file around. 
llvm-svn: 126337
 2011-02-23 21:43:31 +00:00
Jim Grosbach 0c03a3a146 Revert r125595, which is an X86-only undocumented assembly syntax extension 
enabled for all targets. Non-X86 targets should not have this behavior
enabled by default.

Joerg, if you would like to resubmit with the behavior conditionalized to be
X86-ELF only, that's fine.

llvm-svn: 126336
 2011-02-23 21:26:51 +00:00
Rafael Espindola 9e18e96264 Put in the symbol table symbols only used in a .globl statement. 
Fixes PR9292.

llvm-svn: 126330
 2011-02-23 20:22:07 +00:00
Richard Osborne bfa5cc0e08 Add XCore intrinsic for clre instruction. 
llvm-svn: 126322
 2011-02-23 18:52:05 +00:00
Richard Osborne 4995b05f56 Add llvm.xcore.waitevent intrinsic. The effect of this intrinsic is to enable 
events on the thread and wait until a resource is ready to event. The vector
of the resource that is ready is returned.

llvm-svn: 126320
 2011-02-23 18:35:59 +00:00
Jakob Stoklund Olesen ed172998a6 It is safe to ignore LastSplitPoint when the variable is not live out. 
No code will be inserted after the split point anyway.

llvm-svn: 126319
 2011-02-23 18:26:31 +00:00
Richard Osborne 2c610aa3ed Add XCore intrinsic for the setv instruction. 
llvm-svn: 126315
 2011-02-23 16:46:37 +00:00
Richard Osborne 12377e0947 Fix format for setc instruction. 
llvm-svn: 126314
 2011-02-23 15:20:16 +00:00
Richard Osborne aab96995f6 Add XCore intrinsic for settw instruction. 
llvm-svn: 126313
 2011-02-23 14:45:03 +00:00
Frits van Bommel 026982e24f Implement TODO for implicit C-array-to-ArrayRef conversion. 
llvm-svn: 126311
 2011-02-23 13:43:06 +00:00
Oscar Fuentes 2ece0b171f Export TARGET_TRIPLE on LLVM.cmake. It is necessary for running tests 
on Clang when it builds using LLVM as an external library.

Fixes PR9293.

llvm-svn: 126309
 2011-02-23 11:28:40 +00:00
Sean Callanan 34770edf43 Fixed a bug in the enhanced disassembler that caused 
it to ignore valid uses of FS and GS as additional
base registers in address computations.  Added a test
case for this.

llvm-svn: 126302
 2011-02-23 03:31:28 +00:00
Sean Callanan be81988c99 Fixed a bug in the enhanced disassembly tester that 
caused it to only parse one line of input.

llvm-svn: 126301
 2011-02-23 03:29:41 +00:00
Evan Cheng 97e6428014 Change VFPNeonA8 definition to make the code easier to read. 
llvm-svn: 126298
 2011-02-23 02:35:33 +00:00
Stuart Hastings bf83659d11 Omit private_extern declarations of extern symbols; followup to 
r124468.  Patch by Rafael Avila de Espindola!

llvm-svn: 126297
 2011-02-23 02:27:05 +00:00
Evan Cheng d6b641e5bc More fcopysign correctness and performance fix. 
The previous codegen for the slow path (when values are in VFP / NEON
registers) was incorrect if the source is NaN.

The new codegen uses NEON vbsl instruction to copy the sign bit. e.g.
        vmov.i32        d1, #0x80000000
        vbsl    d1, d2, d0
If NEON is not available, it uses integer instructions to copy the sign bit.
rdar://9034702

llvm-svn: 126295
 2011-02-23 02:24:55 +00:00
Jakob Stoklund Olesen b51f65c297 Keep track of how many times a live range has been dequeued, and prioritize new ranges. 
When a large live range is evicted, it will usually be split when it comes
around again. By deferring evicted live ranges, the splitting happens at a time
when the interference pattern is more realistic. This prevents repeated
splitting and evictions.

llvm-svn: 126282
 2011-02-23 00:56:56 +00:00
Jakob Stoklund Olesen 37de3235e5 Fix a bug in determining if there is only a single interfering register. 
llvm-svn: 126277
 2011-02-23 00:29:55 +00:00
Jakob Stoklund Olesen 6bd68cdffb Be more aggressive about evicting interference. 
Use interval sizes instead of spill weights to determine if it is legal to evict
interference. A smaller interval can evict interference if all interfering live
ranges are larger.

Allow multiple interferences to be evicted as along as they are all larger than
the live range being allocated.

Spill weights are still used to select the preferred eviction candidate.

llvm-svn: 126276
 2011-02-23 00:29:52 +00:00
David Greene 9a6040dc86 [AVX] General VUNPCKL codegen support. 
llvm-svn: 126264
 2011-02-22 23:31:46 +00:00
David Greene 5ec8236d9d Fix Builder::execute() to more properly pass the desired environment 
to tools.

llvm-svn: 126263
 2011-02-22 23:30:45 +00:00
Jakob Stoklund Olesen 2329c542e9 Change the RAGreedy register assignment order so large live ranges are allocated first. 
This is based on the observation that long live ranges are more difficult to
allocate, so there is a better chance of solving the puzzle by handling the big
pieces first. The allocator will evict and split long alive ranges when they get
in the way.

RABasic is still using spill weights for its priority queue, so the interface to
the queue has been virtualized.

llvm-svn: 126259
 2011-02-22 23:01:52 +00:00
Jakob Stoklund Olesen fbad93fa13 80 Col. 
llvm-svn: 126258
 2011-02-22 23:01:49 +00:00
Nick Lewycky fc7222bfc4 Fix C++0x incompatibility. The signature of std::make_pair<> changes from: 
template <class T1, class T2> pair<T1,T2> make_pair(const T1&, const T2&);
to
  template <class T1, class T2> pair<V1, V2> make_pair(T1&&, T2&&);
so explicitly specifying the template arguments to make_pair<> is going to break
when C++0x rolls through. Replace them with equivalent std::pair<>. Patch by
James Dennett!

llvm-svn: 126256
 2011-02-22 22:48:47 +00:00
Cameron Zwarich 826308586c Make LoopDeletion work on loops with multiple edges, as long as the incoming 
values from all of the loop's exiting blocks are equal. Patch by Andrew Clinton.

llvm-svn: 126253
 2011-02-22 22:25:39 +00:00
Joerg Sonnenberger b7e635dcad Use the same (%dx) hack for in[bwl] as for out[bwl]. 
llvm-svn: 126244
 2011-02-22 20:40:09 +00:00
Evan Cheng 04ad35b53f VFP single precision arith instructions can go down to NEON pipeline, but on Cortex-A8 only. 
llvm-svn: 126238
 2011-02-22 19:53:14 +00:00
Devang Patel 9b4127349c Follow LLVM coding style. 
clang uses DBuilder, so it requries corresponding change.

llvm-svn: 126231
 2011-02-22 18:56:12 +00:00
Roman Divacky e8a93fe8f0 Stack alignment is 16 bytes on FreeBSD/i386 too. 
llvm-svn: 126226
 2011-02-22 17:30:05 +00:00
Joerg Sonnenberger 4f864d3111 Bug#9172: Don't use static in file scope, use an attribute on the 
parser.

llvm-svn: 126225
 2011-02-22 16:53:11 +00:00
Oscar Fuentes ab0465020b CMake: remove unnecessary variable. 
llvm-svn: 126224
 2011-02-22 15:40:20 +00:00
Cameron Zwarich 7cf88763e0 MachineConstantPoolValues are not uniqued, so they need to be freed if they 
share entries. Add a DenseSet to MachineConstantPool for the MachineCPVs that
it owns.

This will hopefully fix the MC/ARM/elf-reloc-01.ll failure on the leaks bots.

llvm-svn: 126218
 2011-02-22 08:54:30 +00:00
NAKAMURA Takumi 7f5aa90d62 Revert r126195, "test/CodeGen/X86/vec_cast.ll: Mark as XFAIL: migw,win32 for workaround of PR8311." 
It seems it affected configuration --target=i686-pc-mingw32, I don't know and will investigate why.

llvm-svn: 126217
 2011-02-22 08:22:54 +00:00
NAKAMURA Takumi bced59bba7 Relax expressions and add explicit triplets -linux and -win32. 
llvm-svn: 126216
 2011-02-22 07:21:59 +00:00
NAKAMURA Takumi 384490cbe1 Relax expressions and add explicit triplets -linux and -win32. 
llvm-svn: 126215
 2011-02-22 07:21:51 +00:00
NAKAMURA Takumi 2a1ca28203 Relax expressions and add explicit triplets -linux and -win32. 
llvm-svn: 126214
 2011-02-22 07:21:42 +00:00
NAKAMURA Takumi fae5813d40 Relax expressions and add explicit triplets -linux and -win32. 
llvm-svn: 126213
 2011-02-22 07:21:33 +00:00
NAKAMURA Takumi 4d9d6ed377 Relax expressions and add explicit triplets -linux and -win32. 
llvm-svn: 126212
 2011-02-22 07:21:25 +00:00
NAKAMURA Takumi af669e5a4e Relax expressions and add explicit triplets -linux and -win32. 
On @foobar(double %d, double* %x),
AMD64: (%xmm0, %rdi)
Win64: (%xmm0, %rdx) (not %rcx!)

llvm-svn: 126211
 2011-02-22 07:21:17 +00:00
NAKAMURA Takumi a1e2ed5f1b Relax expressions and add explicit triplets -linux and -win32. 
llvm-svn: 126210
 2011-02-22 07:21:08 +00:00
NAKAMURA Takumi e38080bd8e Relax expressions and add explicit triplets -linux and -win32. 
llvm-svn: 126209
 2011-02-22 07:21:01 +00:00
NAKAMURA Takumi e463e07bd5 Relax expressions and add explicit triplets -linux and -win32. 
llvm-svn: 126208
 2011-02-22 07:20:52 +00:00
NAKAMURA Takumi 0e9c4e50ac Relax expressions and add explicit triplets -linux and -win32. 
llvm-svn: 126207
 2011-02-22 07:20:44 +00:00
NAKAMURA Takumi 3632cf8e6b Relax expressions and add explicit triplets -linux and -win32. 
llvm-svn: 126206
 2011-02-22 07:20:35 +00:00
NAKAMURA Takumi 09ee8a7f92 Relax expressions and add explicit triplets -linux and -win32. 
llvm-svn: 126205
 2011-02-22 07:20:26 +00:00
NAKAMURA Takumi a403732301 Relax expressions and add explicit triplets -linux and -win32. 
llvm-svn: 126204
 2011-02-22 07:20:18 +00:00
NAKAMURA Takumi 3940b8fd65 Relax expressions and add explicit triplets -linux and -win32. 
llvm-svn: 126203
 2011-02-22 07:20:10 +00:00
NAKAMURA Takumi eaf128bde6 Relax expressions and add explicit triplets -linux and -win32. 
llvm-svn: 126202
 2011-02-22 07:20:02 +00:00