oota-llvm.git
12 years agoFix a thinko in DisintegrateMERGE_VALUES. Patch by Xiaoyi Guo.
Duncan Sands [Wed, 16 May 2012 07:57:18 +0000 (07:57 +0000)]
Fix a thinko in DisintegrateMERGE_VALUES.  Patch by Xiaoyi Guo.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156909 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoSignificantly reduce the compiled size of Functions.cpp by turning a big blob of...
Chris Lattner [Wed, 16 May 2012 06:34:44 +0000 (06:34 +0000)]
Significantly reduce the compiled size of Functions.cpp by turning a big blob of tblgen
generated code (for Intrinsic::getType) into a table.  This handles common cases right now,
but I plan to extend it to handle all cases and merge in type verification logic as well
in follow-on patches.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156905 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agohave tblgen emit cast<> instead of dyn_cast<> when we know it must succeed.
Chris Lattner [Wed, 16 May 2012 04:51:09 +0000 (04:51 +0000)]
have tblgen emit cast<> instead of dyn_cast<> when we know it must succeed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156902 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAvoid creating a cycle when folding load / op with flag / store. PR11451474. rdar...
Evan Cheng [Wed, 16 May 2012 01:54:27 +0000 (01:54 +0000)]
Avoid creating a cycle when folding load / op with flag / store. PR11451474. rdar://11451474

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156896 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFixed grammar for the llvm.trap intrinsic description.
John Criswell [Wed, 16 May 2012 00:26:51 +0000 (00:26 +0000)]
Fixed grammar for the llvm.trap intrinsic description.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156881 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoEnable sub-sub-register copy coalescing.
Jakob Stoklund Olesen [Tue, 15 May 2012 23:31:35 +0000 (23:31 +0000)]
Enable sub-sub-register copy coalescing.

It is now possible to coalesce weird skewed sub-register copies by
picking a super-register class larger than both original registers. The
included test case produces code like this:

  vld2.32 {d16, d17, d18, d19}, [r0]!
  vst2.32 {d18, d19, d20, d21}, [r0]

We still perform interference checking as if it were a normal full copy
join, so this is still quite conservative. In particular, the f1 and f2
functions in the included test case still have remaining copies because
of false interference.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156878 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoTeach RegisterCoalescer to handle symmetric sub-register copies.
Jakob Stoklund Olesen [Tue, 15 May 2012 22:26:28 +0000 (22:26 +0000)]
Teach RegisterCoalescer to handle symmetric sub-register copies.

It is possible to coalesce two overlapping registers to a common
super-register that it larger than both of the original registers.

The important difference is that it may be necessary to rewrite DstReg
operands as well as SrcReg operands because the sub-register index has
changed.

This behavior is still disabled by CoalescerPair.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156869 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoHandle NewReg==OldReg in renameRegister().
Jakob Stoklund Olesen [Tue, 15 May 2012 22:20:27 +0000 (22:20 +0000)]
Handle NewReg==OldReg in renameRegister().

This can happen when widening a virtual register to a super-register
class.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156867 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoWe never call adjustCopiesBackFrom() for partial copies.
Jakob Stoklund Olesen [Tue, 15 May 2012 22:18:49 +0000 (22:18 +0000)]
We never call adjustCopiesBackFrom() for partial copies.

There is no need to look at an always null SrcIdx.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156866 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agollvm-config: Use sys::fs::equivalent instead of string comparison.
Daniel Dunbar [Tue, 15 May 2012 22:07:18 +0000 (22:07 +0000)]
llvm-config: Use sys::fs::equivalent instead of string comparison.
 - Hopefully fixes PR11600 (untested).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156865 91177308-0d34-0410-b5e6-96231b3b80d8

12 years ago[Support] Add a version of sys::fs::equivalent() that treats errors as false.
Daniel Dunbar [Tue, 15 May 2012 22:07:14 +0000 (22:07 +0000)]
[Support] Add a version of sys::fs::equivalent() that treats errors as false.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156864 91177308-0d34-0410-b5e6-96231b3b80d8

12 years ago[docs] Remove unsupported references to ExtraSource variable.
Daniel Dunbar [Tue, 15 May 2012 21:32:27 +0000 (21:32 +0000)]
[docs] Remove unsupported references to ExtraSource variable.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156857 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd blurb for Crack.
Bill Wendling [Tue, 15 May 2012 20:47:23 +0000 (20:47 +0000)]
Add blurb for Crack.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156852 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd a test case for r156840, a fix to llvm-objdump when disassembling using
Kevin Enderby [Tue, 15 May 2012 20:20:50 +0000 (20:20 +0000)]
Add a test case for r156840, a fix to llvm-objdump when disassembling using
-macho to disassemble the last symbol to the end of the section.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156850 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoreuse the result of some expensive computations in getSignExtendExpr() and getZeroExt...
Nuno Lopes [Tue, 15 May 2012 20:20:14 +0000 (20:20 +0000)]
reuse the result of some expensive computations in getSignExtendExpr() and getZeroExtendExpr()
this gives a speedup of > 80 in a debug build in the test case of PR12825 (php_sha512_crypt_r)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156849 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoExtend the CoalescerPair interface to handle symmetric sub-register copies.
Jakob Stoklund Olesen [Tue, 15 May 2012 20:09:43 +0000 (20:09 +0000)]
Extend the CoalescerPair interface to handle symmetric sub-register copies.

Now both SrcReg and DstReg can be sub-registers of the final coalesced
register.

CoalescerPair::setRegisters still rejects such copies because
RegisterCoalescer doesn't yet handle them.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156848 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoUpdate MIPS' section in the release notes. Patch by Simon Atanasyan.
Akira Hatanaka [Tue, 15 May 2012 20:06:41 +0000 (20:06 +0000)]
Update MIPS' section in the release notes. Patch by Simon Atanasyan.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156847 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd -enable-aa-sched-mi, off by default, for AliasAnalysis inside MachineScheduler.
Andrew Trick [Tue, 15 May 2012 18:59:41 +0000 (18:59 +0000)]
Add -enable-aa-sched-mi, off by default, for AliasAnalysis inside MachineScheduler.

This feature avoids creating edges in the scheduler's dependence graph
for non-aliasing memory operations according to whichever alias
analysis is available. It has been fully tested in Hexagon. Before
making this default, it needs to be extended to handle multiple
MachineMemOperands, compile time needs more evaluation, and
benchmarking on X86 and ARM is needed.

Patch by Sergei Larin!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156842 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFixed a bug in llvm-objdump when disassembling using -macho option for a binary
Kevin Enderby [Tue, 15 May 2012 18:57:14 +0000 (18:57 +0000)]
Fixed a bug in llvm-objdump when disassembling using -macho option for a binary
that has more than one symbol.  The last symbol was not being disassembled to
the end of the section.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156840 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agollvm-build: Add support for non-installed libraries (e.g., gtest).
Daniel Dunbar [Tue, 15 May 2012 18:44:17 +0000 (18:44 +0000)]
llvm-build: Add support for non-installed libraries (e.g., gtest).
 - These libraries are only reported by llvm-config when run from a development
   tree.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156838 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agollvm-build: Don't emit library information for disabled targets.
Daniel Dunbar [Tue, 15 May 2012 18:44:12 +0000 (18:44 +0000)]
llvm-build: Don't emit library information for disabled targets.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156837 91177308-0d34-0410-b5e6-96231b3b80d8

12 years ago[utils] Fix Get{RepositoryPath,SourceVersion} to have a more robust is-git-svn
Daniel Dunbar [Tue, 15 May 2012 18:44:09 +0000 (18:44 +0000)]
[utils] Fix Get{RepositoryPath,SourceVersion} to have a more robust is-git-svn
check.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156836 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoTableGen'erate mapping physical registers to encoding values.
Jim Grosbach [Tue, 15 May 2012 17:35:57 +0000 (17:35 +0000)]
TableGen'erate mapping physical registers to encoding values.

Many targets always use the same bitwise encoding value for physical
registers in all (or most) instructions. Add this mapping to the
.td files and TableGen'erate the information and expose an accessor
in MCRegisterInfo.

patch by Tom Stellard.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156829 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAllow MCCodeEmitter access to the target MCRegisterInfo.
Jim Grosbach [Tue, 15 May 2012 17:35:52 +0000 (17:35 +0000)]
Allow MCCodeEmitter access to the target MCRegisterInfo.

Add the MCRegisterInfo to the factories and constructors.

Patch by Tom Stellard <Tom.Stellard@amd.com>.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156828 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoEnable all Hexagon tests.
Sirish Pande [Tue, 15 May 2012 16:13:12 +0000 (16:13 +0000)]
Enable all Hexagon tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156824 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agominor simplification to code: Ty is already a SCEV type; don't need to run getEffecti...
Nuno Lopes [Tue, 15 May 2012 15:44:38 +0000 (15:44 +0000)]
minor simplification to code: Ty is already a SCEV type; don't need to run getEffectiveSCEVType() twice

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156823 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd some release notes about compiler-rt and libc++
David Chisnall [Tue, 15 May 2012 13:06:46 +0000 (13:06 +0000)]
Add some release notes about compiler-rt and libc++

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156819 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoTeach SimplifyLibCalls about stpcpy.
David Majnemer [Tue, 15 May 2012 11:46:21 +0000 (11:46 +0000)]
Teach SimplifyLibCalls about stpcpy.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156815 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRemove warning about testing unsigned int with int.
Bill Wendling [Tue, 15 May 2012 09:59:13 +0000 (09:59 +0000)]
Remove warning about testing unsigned int with int.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156812 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFixed one small stupid, but critical bug.
Stepan Dyatkovskiy [Tue, 15 May 2012 09:21:39 +0000 (09:21 +0000)]
Fixed one small stupid, but critical bug.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156810 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRejected r156804 due to buildbots failures.
Stepan Dyatkovskiy [Tue, 15 May 2012 06:50:18 +0000 (06:50 +0000)]
Rejected r156804 due to buildbots failures.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156808 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoSelectionDAGBuilder::Clusterify : main functinality was replaced with CRSBuilder...
Stepan Dyatkovskiy [Tue, 15 May 2012 05:09:41 +0000 (05:09 +0000)]
SelectionDAGBuilder::Clusterify : main functinality was replaced with CRSBuilder::optimize, so big part of Clusterify's code was reduced.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156804 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoTemporarily disable anti-dependence breaking for Mips until bug 12829 is
Akira Hatanaka [Tue, 15 May 2012 03:14:52 +0000 (03:14 +0000)]
Temporarily disable anti-dependence breaking for Mips until bug 12829 is
resolved.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156801 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoCreate a struct representing register units in TableGen.
Jakob Stoklund Olesen [Tue, 15 May 2012 00:50:23 +0000 (00:50 +0000)]
Create a struct representing register units in TableGen.

Besides the weight, we also want to store up to two root registers per
unit. Most units will have a single root, the leaf register they
represent. Units created for ad hoc aliasing get two roots: The two
aliasing registers.

The root registers can be used to compute the set of overlapping
registers.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156792 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRemove extraneous ';'.
Bill Wendling [Tue, 15 May 2012 00:41:56 +0000 (00:41 +0000)]
Remove extraneous ';'.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156791 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd a command line option to skip the delay slot filler pass entirely for Mips.
Akira Hatanaka [Mon, 14 May 2012 23:59:17 +0000 (23:59 +0000)]
Add a command line option to skip the delay slot filler pass entirely for Mips.

The purpose of this option is to silence error messages issued by machine
verifier passes and enable them to run to the end. If this option is not
provided, -verify-machineinstrs complains when it discovers there is a
non-terminator instruction (an instruction that is in a delay slot) after the
first terminator in a basic block.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156790 91177308-0d34-0410-b5e6-96231b3b80d8

12 years ago[Support/YAMLParser] Use rtrim on plain scalars.
Michael J. Spencer [Mon, 14 May 2012 22:43:34 +0000 (22:43 +0000)]
[Support/YAMLParser] Use rtrim on plain scalars.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156787 91177308-0d34-0410-b5e6-96231b3b80d8

12 years ago[Support/COFF] Make the order of members in symbol match the standard.
Michael J. Spencer [Mon, 14 May 2012 22:43:21 +0000 (22:43 +0000)]
[Support/COFF] Make the order of members in symbol match the standard.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156785 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix use of uninitialized variable.
David Blaikie [Mon, 14 May 2012 21:48:19 +0000 (21:48 +0000)]
Fix use of uninitialized variable.

Found by GCC's maybe-uninitialized.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156780 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoDon't access MO reference after invalidating operand list.
Jakob Stoklund Olesen [Mon, 14 May 2012 21:30:58 +0000 (21:30 +0000)]
Don't access MO reference after invalidating operand list.

This should unbreak llvm-x86_64-linux.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156778 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix PR12821.
Jakob Stoklund Olesen [Mon, 14 May 2012 21:10:25 +0000 (21:10 +0000)]
Fix PR12821.

RAFast must add an <imp-def> operand when it is rewriting a sub-register
def that isn't a read-modify-write.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156777 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoMove the capture analysis from MemoryDependencyAnalysis to a more general place
Chad Rosier [Mon, 14 May 2012 20:35:04 +0000 (20:35 +0000)]
Move the capture analysis from MemoryDependencyAnalysis to a more general place
so that it can be reused in MemCpyOptimizer.  This analysis is needed to remove
an unnecessary memcpy when returning a struct into a local variable.
rdar://11341081
PR12686

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156776 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRevert 156634 upon request until code improvement changes are made.
Brendon Cahoon [Mon, 14 May 2012 19:35:42 +0000 (19:35 +0000)]
Revert 156634 upon request until code improvement changes are made.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156775 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRename @llvm.debugger to @llvm.debugtrap.
Dan Gohman [Mon, 14 May 2012 18:58:10 +0000 (18:58 +0000)]
Rename @llvm.debugger to @llvm.debugtrap.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156774 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRelease notes for MIPS backend.
Akira Hatanaka [Mon, 14 May 2012 18:40:07 +0000 (18:40 +0000)]
Release notes for MIPS backend.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156772 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRemove a stale forward declaration.
Andrew Trick [Mon, 14 May 2012 18:03:19 +0000 (18:03 +0000)]
Remove a stale forward declaration.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156770 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRemove the expensive BitVector::operator~().
Jakob Stoklund Olesen [Mon, 14 May 2012 15:46:27 +0000 (15:46 +0000)]
Remove the expensive BitVector::operator~().

Returning a temporary BitVector is very expensive. If you must, create
the temporary explicitly: Use BitVector(A).flip() instead of ~A.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156768 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRemove BitVector binops.
Jakob Stoklund Olesen [Mon, 14 May 2012 15:37:25 +0000 (15:37 +0000)]
Remove BitVector binops.

These operators were crazy slow, calling malloc to return a temporary
result. At the same time, they look very innocent when used in code.

If you need temporary BitVectors to compute your thing, create them
explicitly, and use the inplace logical operators. This makes the high
cost explicit in the code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156767 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoConsider ad hoc aliasing when building RegUnits.
Jakob Stoklund Olesen [Mon, 14 May 2012 15:20:39 +0000 (15:20 +0000)]
Consider ad hoc aliasing when building RegUnits.

Register units can be used to compute if two registers overlap:

  A overlaps B iff units(A) intersects units(B).

With this change, the above holds true even on targets that use ad hoc
aliasing (currently only ARM). This means that register units can be
used to implement regsOverlap() more efficiently, and the register
allocator can use the concept to model interference.

When there is no ad hoc aliasing, the register units correspond to the
maximal cliques in the register overlap graph. This is optimal, no other
register unit assignment can have fewer units.

With ad hoc aliasing, weird things are possible, and we don't try too
hard to compute the maximal cliques. The current approach is always
correct, and it works very well (probably optimally) as long as the ad
hoc aliasing doesn't have cliques larger than pairs. It seems unlikely
that any target would need more.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156763 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRecord the ad hoc aliasing graph in CodeGenRegister.
Jakob Stoklund Olesen [Mon, 14 May 2012 15:12:37 +0000 (15:12 +0000)]
Record the ad hoc aliasing graph in CodeGenRegister.

The ad hoc aliasing specified in the 'Aliases' list in .td files is
currently only used by computeOverlaps(). It will soon be needed to
build accurate register units as well, so build the undirected graph in
CodeGenRegister::buildObjectGraph() instead.

Aliasing is a symmetric relationship with only one direction specified
in the .td files. Make sure both directions are represented in
getExplicitAliases().

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156762 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoCompute topological signatures of registers.
Jakob Stoklund Olesen [Mon, 14 May 2012 15:10:07 +0000 (15:10 +0000)]
Compute topological signatures of registers.

TableGen creates new register classes and sub-register indices based on
the sub-register structure present in the register bank. So far, it has
been doing that on a per-register basis, but that is not very efficient.

This patch teaches TableGen to compute topological signatures for
registers, and use that to reduce the amount of redundant computation.
Registers get the same TopoSig if they have identical sub-register
structure.

TopoSigs are not currently exposed outside TableGen.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156761 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd BitVector::anyCommon().
Jakob Stoklund Olesen [Mon, 14 May 2012 15:01:19 +0000 (15:01 +0000)]
Add BitVector::anyCommon().

The existing operation (A & B).any() is very slow.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156760 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoSwitchInst cosmetics: renamed "Hash" method to "hash"
Stepan Dyatkovskiy [Mon, 14 May 2012 08:26:31 +0000 (08:26 +0000)]
SwitchInst cosmetics: renamed "Hash" method to "hash"

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156757 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFormatting changes. Remove the '...' placeholders.
Bill Wendling [Mon, 14 May 2012 08:11:53 +0000 (08:11 +0000)]
Formatting changes. Remove the '...' placeholders.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156756 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoUse ArrayRef instead of an explicit vector type.
Bill Wendling [Mon, 14 May 2012 07:53:40 +0000 (07:53 +0000)]
Use ArrayRef instead of an explicit vector type.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156755 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd blurb about Julia.
Bill Wendling [Mon, 14 May 2012 06:23:51 +0000 (06:23 +0000)]
Add blurb about Julia.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156754 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoReleaseNotes: Add info on PTX back-end
Justin Holewinski [Sun, 13 May 2012 17:32:35 +0000 (17:32 +0000)]
ReleaseNotes: Add info on PTX back-end

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156745 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoHexagon: Initialize TBB to 0.
Benjamin Kramer [Sun, 13 May 2012 15:13:22 +0000 (15:13 +0000)]
Hexagon: Initialize TBB to 0.

Found by valgrind.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156744 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix Xcode case (Upper X, lower c)
Jean-Daniel Dupas [Sun, 13 May 2012 14:36:15 +0000 (14:36 +0000)]
Fix Xcode case (Upper X, lower c)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156743 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoReleaseNotes: Add a note about zero_undef on llvm.cttz/ctlz. Extend x86 section....
Benjamin Kramer [Sun, 13 May 2012 13:10:35 +0000 (13:10 +0000)]
ReleaseNotes: Add a note about zero_undef on llvm.cttz/ctlz. Extend x86 section. Add a bullet for dwarf access tables.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156740 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoReleaseNotes: Add a blurb about llvm-mc -g and move inliner changes into the optimize...
Benjamin Kramer [Sun, 13 May 2012 12:01:16 +0000 (12:01 +0000)]
ReleaseNotes: Add a blurb about llvm-mc -g and move inliner changes into the optimizer sections. Verbosify some bullets.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156739 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoReleaseNotes: Document that LLVM was rewritten in python.
Benjamin Kramer [Sun, 13 May 2012 11:46:05 +0000 (11:46 +0000)]
ReleaseNotes: Document that LLVM was rewritten in python.

                            ^~~~
                            llvm-build

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156738 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoReleaseNotes: Add bullets for removed targets. Extend the note about llvm-ld removal.
Benjamin Kramer [Sun, 13 May 2012 11:28:46 +0000 (11:28 +0000)]
ReleaseNotes: Add bullets for removed targets. Extend the note about llvm-ld removal.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156737 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoOutline some clang 3.1 highlights off the top of my head.
Benjamin Kramer [Sun, 13 May 2012 10:40:08 +0000 (10:40 +0000)]
Outline some clang 3.1 highlights off the top of my head.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156736 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd a link for every project.
Benjamin Kramer [Sun, 13 May 2012 10:21:51 +0000 (10:21 +0000)]
Add a link for every project.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156735 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd blurb for LLVM D Compiler.
Bill Wendling [Sun, 13 May 2012 10:00:58 +0000 (10:00 +0000)]
Add blurb for LLVM D Compiler.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156733 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd blurbs for pocl and TCE.
Bill Wendling [Sun, 13 May 2012 09:59:27 +0000 (09:59 +0000)]
Add blurbs for pocl and TCE.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156732 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd OSL blurb.
Bill Wendling [Sun, 13 May 2012 09:55:24 +0000 (09:55 +0000)]
Add OSL blurb.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156731 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd FAUST blurb.
Bill Wendling [Sun, 13 May 2012 09:52:48 +0000 (09:52 +0000)]
Add FAUST blurb.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156730 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix the tool documentation
Nadav Rotem [Sun, 13 May 2012 05:52:56 +0000 (05:52 +0000)]
Fix the tool documentation

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156729 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoDocument Python bindings in release notes
Gregory Szorc [Sat, 12 May 2012 21:12:22 +0000 (21:12 +0000)]
Document Python bindings in release notes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156724 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix spacing after if.
Benjamin Kramer [Sat, 12 May 2012 16:52:21 +0000 (16:52 +0000)]
Fix spacing after if.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156716 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd support for the .rept directive. Patch by Vladmir Sorokin. I added support
Rafael Espindola [Sat, 12 May 2012 16:31:10 +0000 (16:31 +0000)]
Add support for the .rept directive. Patch by Vladmir Sorokin. I added support
for nesting.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156714 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoELF: Add support for the asm .version directive.
Benjamin Kramer [Sat, 12 May 2012 14:30:47 +0000 (14:30 +0000)]
ELF: Add support for the asm .version directive.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156712 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAsmParser: Add support for the .purgem directive.
Benjamin Kramer [Sat, 12 May 2012 11:21:46 +0000 (11:21 +0000)]
AsmParser: Add support for the .purgem directive.

Based on a patch by Team PaX.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156709 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAsmParser: Give a nice error message for .code16gcc, which is currently unsupported.
Benjamin Kramer [Sat, 12 May 2012 11:19:04 +0000 (11:19 +0000)]
AsmParser: Give a nice error message for .code16gcc, which is currently unsupported.

Patch by Team PaX!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156708 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAsmParser: ignore the .extern directive.
Benjamin Kramer [Sat, 12 May 2012 11:18:59 +0000 (11:18 +0000)]
AsmParser: ignore the .extern directive.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156707 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAsmParser: Add support for .ifc and .ifnc directives.
Benjamin Kramer [Sat, 12 May 2012 11:18:51 +0000 (11:18 +0000)]
AsmParser: Add support for .ifc and .ifnc directives.

Based on a patch from PaX Team.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156706 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAsmParser: Add support for .ifb and .ifnb directives.
Benjamin Kramer [Sat, 12 May 2012 11:18:42 +0000 (11:18 +0000)]
AsmParser: Add support for .ifb and .ifnb directives.

Based on a patch from PaX Team.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156705 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRecommited r156374 with critical fixes in BitcodeReader/Writer:
Stepan Dyatkovskiy [Sat, 12 May 2012 10:48:17 +0000 (10:48 +0000)]
Recommited r156374 with critical fixes in BitcodeReader/Writer:
Ordinary patch for PR1255.
Added new case-ranges orientated methods for adding/removing cases in SwitchInst. After this patch cases will internally representated as ConstantArray-s instead of ConstantInt, externally cases wrapped within the ConstantRangesSet object.
Old methods of SwitchInst are also works well, but marked as deprecated. So on this stage we have no side effects except that I added support for case ranges in BitcodeReader/Writer, of course test for Bitcode is also added. Old "switch" format is also supported.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156704 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoTeach Function::hasAddressTaken that BlockAddress doesn't really take
Jay Foad [Sat, 12 May 2012 08:30:16 +0000 (08:30 +0000)]
Teach Function::hasAddressTaken that BlockAddress doesn't really take
the address of a function.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156703 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoMake sure new value jump is enabled for Hexagon V5 as well.
Sirish Pande [Sat, 12 May 2012 05:54:15 +0000 (05:54 +0000)]
Make sure new value jump is enabled for Hexagon V5 as well.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156700 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoSupport for Hexagon feature, New Value Jump.
Sirish Pande [Sat, 12 May 2012 05:10:30 +0000 (05:10 +0000)]
Support for Hexagon feature, New Value Jump.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156698 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix test cases.
Akira Hatanaka [Sat, 12 May 2012 03:25:16 +0000 (03:25 +0000)]
Fix test cases.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156697 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRemove MipsEmitGPRestore.cpp.
Akira Hatanaka [Sat, 12 May 2012 03:24:03 +0000 (03:24 +0000)]
Remove MipsEmitGPRestore.cpp.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156696 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoDelete all functions that are no longer needed in MipsFunctionInfo, including
Akira Hatanaka [Sat, 12 May 2012 03:22:13 +0000 (03:22 +0000)]
Delete all functions that are no longer needed in MipsFunctionInfo, including
the ones that get or set the frame index for the $gp save slot.

Remove the piece of code in MipsFunctionInfo::getGlobalBaseReg() which returns
GP. This function should always return a virtual register.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156695 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoStop reserving register $gp. Do not call isGPFI to check whether a frame object
Akira Hatanaka [Sat, 12 May 2012 03:21:18 +0000 (03:21 +0000)]
Stop reserving register $gp. Do not call isGPFI to check whether a frame object
is the $gp save slot.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156694 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoDo not add the pass which restores $gp after every function call.
Akira Hatanaka [Sat, 12 May 2012 03:19:51 +0000 (03:19 +0000)]
Do not add the pass which restores $gp after every function call.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156693 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoMake the following changes in MipsISelLowering.cpp:
Akira Hatanaka [Sat, 12 May 2012 03:19:04 +0000 (03:19 +0000)]
Make the following changes in MipsISelLowering.cpp:

- Stop creating stack frame objects needed for saving $gp.
- Insert a node that copies the global pointer register to register $gp
  before the call node. This will ensure $gp is valid at the entry of the
  called function.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156692 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoMake the following changes in MipsFrameLowering.cpp:
Akira Hatanaka [Sat, 12 May 2012 03:18:00 +0000 (03:18 +0000)]
Make the following changes in MipsFrameLowering.cpp:

- Stop emitting instructions needed to initialize the global pointer register.
- Stop emitting .cprestore directive.
- Do not take into account the $gp save slot when computing stack size.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156691 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoSpeed up computeComposites() by using the new SubReg -> SubIdx map.
Jakob Stoklund Olesen [Sat, 12 May 2012 02:02:26 +0000 (02:02 +0000)]
Speed up computeComposites() by using the new SubReg -> SubIdx map.

TableGen doesn't need to search through the SubRegs map to find an
inverse entry.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156690 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoMake the following changes in MipsAsmPrinter.cpp:
Akira Hatanaka [Sat, 12 May 2012 00:48:43 +0000 (00:48 +0000)]
Make the following changes in MipsAsmPrinter.cpp:

- Remove code which lowers pseudo SETGP01.
- Fix LowerSETGP01. The first two of the three instructions that are emitted to
  initialize the global pointer register now use register $2.
- Stop emitting .cpload directive.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156689 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoHoist simpler checks above llvm::PointerMayBeCaptured. No functional change intended.
Chad Rosier [Sat, 12 May 2012 00:43:40 +0000 (00:43 +0000)]
Hoist simpler checks above llvm::PointerMayBeCaptured. No functional change intended.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156687 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoDon't look for empty live ranges in the unions.
Jakob Stoklund Olesen [Sat, 12 May 2012 00:33:28 +0000 (00:33 +0000)]
Don't look for empty live ranges in the unions.

Empty live ranges represent undef and still get allocated, but they
won't appear in LiveIntervalUnions.

Patch by Patrik Hägglund!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156685 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoInsert instructions to the entry basic block which initializes the global
Akira Hatanaka [Sat, 12 May 2012 00:17:17 +0000 (00:17 +0000)]
Insert instructions to the entry basic block which initializes the global
pointer register.

This is the first of the series of patches which clean up the way global pointer
register is used. The patches will make the following improvements:

- Make $gp an allocatable temporary register rather than reserving it.
- Use a virtual register as the global pointer register and let the register
  allocator decide which register to assign to it or whether spill/reloads are
  needed.
- Make sure $gp is valid at the entry of a called function, which is necessary
  for functions using lazy binding.
- Remove the need for emitting .cprestore and .cpload directives.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156671 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd doxygen comments.
Michael J. Spencer [Fri, 11 May 2012 23:34:39 +0000 (23:34 +0000)]
Add doxygen comments.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156665 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoDo not replace operands of pseudo instructions with register $zero.
Akira Hatanaka [Fri, 11 May 2012 23:22:18 +0000 (23:22 +0000)]
Do not replace operands of pseudo instructions with register $zero.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156663 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRevert 156658.
Chad Rosier [Fri, 11 May 2012 23:21:01 +0000 (23:21 +0000)]
Revert 156658.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156662 91177308-0d34-0410-b5e6-96231b3b80d8

12 years ago[fast-isel] Fast-isel doesn't use the expect intrinsic.
Chad Rosier [Fri, 11 May 2012 23:10:58 +0000 (23:10 +0000)]
[fast-isel] Fast-isel doesn't use the expect intrinsic.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156658 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoUse regular expression to match register names.
Akira Hatanaka [Fri, 11 May 2012 23:00:40 +0000 (23:00 +0000)]
Use regular expression to match register names.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156656 91177308-0d34-0410-b5e6-96231b3b80d8