oota-llvm.git
15 years ago- Convert remaining i64 custom lowering into custom instruction emission
Scott Michel [Thu, 15 Jan 2009 04:41:47 +0000 (04:41 +0000)]
- Convert remaining i64 custom lowering into custom instruction emission
  sequences in SPUDAGToDAGISel.cpp and SPU64InstrInfo.td, killing custom
  DAG node types as needed.
- i64 mul is now a legal instruction, but emits an instruction sequence
  that stretches tblgen and the imagination, as well as violating laws of
  several small countries and most southern US states (just kidding, but
  looking at a function with 80+ parameters is really weird and just plain
  wrong.)
- Update tests as needed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62254 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoSome small documentation fixes.
Mikhail Glushenkov [Thu, 15 Jan 2009 02:42:40 +0000 (02:42 +0000)]
Some small documentation fixes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62251 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoClarify the documentation a bit.
Mikhail Glushenkov [Thu, 15 Jan 2009 02:04:54 +0000 (02:04 +0000)]
Clarify the documentation a bit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62249 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFix PR3325, a miscompilation of invokes by IPSCCP. Patch by Jay Foad!
Chris Lattner [Wed, 14 Jan 2009 21:01:16 +0000 (21:01 +0000)]
Fix PR3325, a miscompilation of invokes by IPSCCP.  Patch by Jay Foad!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62244 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoxfail for now.
Devang Patel [Wed, 14 Jan 2009 20:10:24 +0000 (20:10 +0000)]
xfail for now.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62243 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoAdd pseudo instructions to the XCore for (load|store|load address) of a
Richard Osborne [Wed, 14 Jan 2009 18:26:46 +0000 (18:26 +0000)]
Add pseudo instructions to the XCore for (load|store|load address) of a
frame index. eliminateFrameIndex will replace these instructions with
(LDWSP|STWSP|LDAWSP) or (LDW|STW|LDAWF) if a frame pointer is in use.

This fixes PR 3324. Previously we used LDWSP, STWSP, LDAWSP before frame
pointer elimination. However since they were marked as implicitly using
SP they could not be rematerialised.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62238 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agofix crash in the case when some arg is null
Nuno Lopes [Wed, 14 Jan 2009 17:51:41 +0000 (17:51 +0000)]
fix crash in the case when some arg is null

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62236 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agominor simplification
Gabor Greif [Wed, 14 Jan 2009 17:09:04 +0000 (17:09 +0000)]
minor simplification

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62232 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFix the time regression I introduced in 464.h264ref with
Dale Johannesen [Wed, 14 Jan 2009 02:35:31 +0000 (02:35 +0000)]
Fix the time regression I introduced in 464.h264ref with
my earlier patch to this file.

The issue there was that all uses of an IV inside a loop
are actually references to Base[IV*2], and there was one
use outside that was the same but LSR didn't see the base
or the scaling because it didn't recurse into uses outside
the loop; thus, it used base+IV*scale mode inside the loop
instead of pulling base out of the loop.  This was extra bad
because register pressure later forced both base and IV into
memory.  Doing that recursion, at least enough
to figure out addressing modes, is a good idea in general;
the change in AddUsersIfInteresting does this.  However,
there were side effects....

It is also possible for recursing outside the loop to
introduce another IV where there was only 1 before (if
the refs inside are not scaled and the ref outside is).
I don't think this is a common case, but it's in the testsuite.
It is right to be very aggressive about getting rid of
such introduced IVs (CheckForIVReuse and the handling of
nonzero RewriteFactor in StrengthReduceStridedIVUsers).
In the testcase in question the new IV produced this way
has both a nonconstant stride and a nonzero base, neither
of which was handled before.  And when inserting
new code that feeds into a PHI, it's right to put such
code at the original location rather than in the PHI's
immediate predecessor(s) when the original location is outside
the loop (a case that couldn't happen before)
(RewriteInstructionToUseNewBase); better to avoid making
multiple copies of it in this case.

Also, the mechanism for keeping SCEV's corresponding to GEP's
no longer works, as the GEP might change after its SCEV
is remembered, invalidating the SCEV, and we might get a bad
SCEV value when looking up the GEP again for a later loop.
This also couldn't happen before, as we weren't recursing
into GEP's outside the loop.

Also, when we build an expression that involves a (possibly
non-affine) IV from a different loop as well as an IV from
the one we're interested in (containsAddRecFromDifferentLoop),
don't recurse into that.  We can't do much with it and will
get in trouble if we try to create new non-affine IVs or something.

More testcases are coming.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62212 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoMake -o a prefix option.
Mikhail Glushenkov [Wed, 14 Jan 2009 02:02:16 +0000 (02:02 +0000)]
Make -o a prefix option.

Both 'llvmc -o file' and 'llvmc -ofile' should work.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62211 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoDo not construct debug scope if RootScope *is* null.
Devang Patel [Wed, 14 Jan 2009 01:34:32 +0000 (01:34 +0000)]
Do not construct debug scope if RootScope *is* null.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62209 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoAdd member template MallocAllocator::Allocate(Num) (to match the same function in...
Ted Kremenek [Wed, 14 Jan 2009 00:38:21 +0000 (00:38 +0000)]
Add member template MallocAllocator::Allocate(Num) (to match the same function in BumpPtrAllocator).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62202 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agorewrite OptimizeAwayTrappingUsesOfLoads to 1) avoid a temporary
Chris Lattner [Wed, 14 Jan 2009 00:12:58 +0000 (00:12 +0000)]
rewrite OptimizeAwayTrappingUsesOfLoads to 1) avoid a temporary
vector and extraneous loop over it, 2) not delete globals used by
phis/selects etc which could actually be useful.  This fixes PR3321.
Many thanks to Duncan for narrowing this down.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62201 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoRemovoe MachineModuleInfo methods (and related DebugInfoDesc class hierarchy) that...
Devang Patel [Tue, 13 Jan 2009 23:54:55 +0000 (23:54 +0000)]
Removoe MachineModuleInfo methods (and related DebugInfoDesc class  hierarchy) that were used to handle debug info.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62199 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agofix memleaks
Nuno Lopes [Tue, 13 Jan 2009 23:35:49 +0000 (23:35 +0000)]
fix memleaks

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62198 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoBT appears to be available on all >= i386 chips.
Dan Gohman [Tue, 13 Jan 2009 23:27:15 +0000 (23:27 +0000)]
BT appears to be available on all >= i386 chips.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62196 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoDon't use a BT instruction if the AND has multiple uses.
Dan Gohman [Tue, 13 Jan 2009 23:25:30 +0000 (23:25 +0000)]
Don't use a BT instruction if the AND has multiple uses.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62195 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoDisable the register+memory forms of the bt instructions for now. Thanks
Dan Gohman [Tue, 13 Jan 2009 23:23:30 +0000 (23:23 +0000)]
Disable the register+memory forms of the bt instructions for now. Thanks
to Eli for pointing out that these forms don't ignore the high bits of
their index operands, and as such are not immediately suitable for use
by isel.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62194 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoKeep "has debug info" big in MachineModuleInfo to avoid circular dependency between...
Devang Patel [Tue, 13 Jan 2009 23:02:17 +0000 (23:02 +0000)]
Keep "has debug info" big in MachineModuleInfo to avoid circular dependency between AsmPrinter and CodeGen.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62191 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoUndo previous checkin.
Devang Patel [Tue, 13 Jan 2009 22:54:57 +0000 (22:54 +0000)]
Undo previous checkin.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62190 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFix testsuite regressions from recursive inlining.
Dale Johannesen [Tue, 13 Jan 2009 22:43:37 +0000 (22:43 +0000)]
Fix testsuite regressions from recursive inlining.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62189 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoUse DwarfWriter to record dbg variables.
Devang Patel [Tue, 13 Jan 2009 21:44:10 +0000 (21:44 +0000)]
Use DwarfWriter to record dbg variables.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62185 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoUse dwarf writer to decide whether the module has debug info or not.
Devang Patel [Tue, 13 Jan 2009 21:25:00 +0000 (21:25 +0000)]
Use dwarf writer to decide whether the module has debug info or not.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62184 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoAdd bt instructions that take immediate operands.
Dan Gohman [Tue, 13 Jan 2009 20:33:23 +0000 (20:33 +0000)]
Add bt instructions that take immediate operands.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62180 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFix a few more JIT encoding issues in the BT instructions.
Dan Gohman [Tue, 13 Jan 2009 20:32:45 +0000 (20:32 +0000)]
Fix a few more JIT encoding issues in the BT instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62179 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoUse assertions to check for conditions that should never happen.
Dan Gohman [Tue, 13 Jan 2009 20:25:24 +0000 (20:25 +0000)]
Use assertions to check for conditions that should never happen.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62178 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoThe list-td and list-tdrr schedulers don't yet support physreg
Dan Gohman [Tue, 13 Jan 2009 20:24:13 +0000 (20:24 +0000)]
The list-td and list-tdrr schedulers don't yet support physreg
scheduling dependencies. Add assertion checks to help catch
this.

It appears the Mips target defaults to list-td, and it has a
regression test that uses a physreg dependence. Such code was
liable to be miscompiled, and now evokes an assertion failure.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62177 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoMake instcombine ensure that all allocas are explicitly aligned at at
Dan Gohman [Tue, 13 Jan 2009 20:18:38 +0000 (20:18 +0000)]
Make instcombine ensure that all allocas are explicitly aligned at at
least their preferred alignment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62176 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoChecking in conditionals, function call, arrays and libcalls implementation.
Sanjiv Gupta [Tue, 13 Jan 2009 19:18:47 +0000 (19:18 +0000)]
Checking in conditionals, function call, arrays and libcalls implementation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62174 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoAvoid referring to edge D after the Succs or Preds arrays have
Dan Gohman [Tue, 13 Jan 2009 19:08:45 +0000 (19:08 +0000)]
Avoid referring to edge D after the Succs or Preds arrays have
been modified, to avoid trouble in the (unlikely) scenario that
D is a reference to an element in one of those arrays.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62173 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoWhen replacing uses and the same node is reached
Duncan Sands [Tue, 13 Jan 2009 15:17:14 +0000 (15:17 +0000)]
When replacing uses and the same node is reached
via two paths, process it once not twice, d'oh!
Analysis, testcase and original patch thanks to
Mon Ping Wang.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62169 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoMark this XFAIL for the moment.
Duncan Sands [Tue, 13 Jan 2009 15:15:46 +0000 (15:15 +0000)]
Mark this XFAIL for the moment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62168 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFix some typos. Also, the WidenedVectors map
Duncan Sands [Tue, 13 Jan 2009 14:42:39 +0000 (14:42 +0000)]
Fix some typos.  Also, the WidenedVectors map
was not being cleaned by ExpungeNode.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62167 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoCorrect a comment - this is not a sign extension.
Duncan Sands [Tue, 13 Jan 2009 14:04:14 +0000 (14:04 +0000)]
Correct a comment - this is not a sign extension.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62166 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoCorrect a comment.
Duncan Sands [Tue, 13 Jan 2009 13:48:44 +0000 (13:48 +0000)]
Correct a comment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62165 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoWind SCEV back in time, to Nov 18th. This 'fixes' PR3275, PR3294, PR3295,
Nick Lewycky [Tue, 13 Jan 2009 09:18:58 +0000 (09:18 +0000)]
Wind SCEV back in time, to Nov 18th. This 'fixes' PR3275, PR3294, PR3295,
PR3296 and PR3302.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62160 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoadd a new insertAfter method, patch by Tom Jablin!
Chris Lattner [Tue, 13 Jan 2009 07:43:51 +0000 (07:43 +0000)]
add a new insertAfter method, patch by Tom Jablin!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62158 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agomake -march=cpp handle the nocapture attribute, make it assert if it
Chris Lattner [Tue, 13 Jan 2009 07:22:22 +0000 (07:22 +0000)]
make -march=cpp handle the nocapture attribute, make it assert if it
sees attributes it doesn't know.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62155 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoUn-tabify.
Evan Cheng [Tue, 13 Jan 2009 06:08:37 +0000 (06:08 +0000)]
Un-tabify.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62151 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFix fallout from r62144. Evan, please double check this.
Owen Anderson [Tue, 13 Jan 2009 06:05:10 +0000 (06:05 +0000)]
Fix fallout from r62144.  Evan, please double check this.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62150 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFIX llvm-gcc bootstrap on x86_64 linux. If a virtual register is copied to a physical...
Evan Cheng [Tue, 13 Jan 2009 03:57:45 +0000 (03:57 +0000)]
FIX llvm-gcc bootstrap on x86_64 linux. If a virtual register is copied to a physical register, it's not necessarily defined by a copy. We have to watch out it doesn't clobber any sub-register that might be live during its live interval. If the live interval crosses a basic block, then it's not safe to check with the less conservative check (by scanning uses and defs) because it's possible a sub-register might be live out of the block.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62144 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoUse DebugInfo interface to lower dbg_* intrinsics.
Devang Patel [Tue, 13 Jan 2009 00:35:13 +0000 (00:35 +0000)]
Use DebugInfo interface to lower dbg_* intrinsics.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62127 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoUse DebugInfo interface to lower dbg_* intrinsics.
Devang Patel [Tue, 13 Jan 2009 00:32:17 +0000 (00:32 +0000)]
Use DebugInfo interface to lower dbg_* intrinsics.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62126 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoStart using DebugInfo API to emit debug info.
Devang Patel [Tue, 13 Jan 2009 00:20:51 +0000 (00:20 +0000)]
Start using DebugInfo API to emit debug info.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62125 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoDocument several current CodeGen limitations in LangRef.html.
Dan Gohman [Mon, 12 Jan 2009 23:12:39 +0000 (23:12 +0000)]
Document several current CodeGen limitations in LangRef.html.
Patches for any of these are welcome!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62120 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoEmit debug info, only if at least one compile unit is seen.
Devang Patel [Mon, 12 Jan 2009 23:09:42 +0000 (23:09 +0000)]
Emit debug info, only if at least one compile unit is seen.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62118 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoIf multiple compile units are seen then emit them independently. In other words,...
Devang Patel [Mon, 12 Jan 2009 23:05:55 +0000 (23:05 +0000)]
If multiple compile units are seen then emit them independently. In other words, do not force all DIEs into first, whatever it is, compile unit.

Note, multiple compile unit support is not well tested (it did not work correctly until now anyway.)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62116 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoAvoid cast<>, use light weith wrapper directly.
Devang Patel [Mon, 12 Jan 2009 22:58:14 +0000 (22:58 +0000)]
Avoid cast<>, use light weith wrapper directly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62115 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoUse SrcLineInfo from DwarfWriter. The MachineModuleInfo copy will disappear soon.
Devang Patel [Mon, 12 Jan 2009 22:54:42 +0000 (22:54 +0000)]
Use SrcLineInfo from DwarfWriter. The MachineModuleInfo copy will disappear soon.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62114 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoEnable recursive inlining. Reduce inlining threshold
Dale Johannesen [Mon, 12 Jan 2009 22:11:50 +0000 (22:11 +0000)]
Enable recursive inlining.  Reduce inlining threshold
back to 200; 400 seems to be too high, loses more than
it gains.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62107 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoAdd classof() methods to support isa<> and other related facilities.
Devang Patel [Mon, 12 Jan 2009 21:38:43 +0000 (21:38 +0000)]
Add classof() methods to support isa<> and other related facilities.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62104 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoThe LLVM Assembly Language Reference incorrectly stated that the
Dan Gohman [Mon, 12 Jan 2009 21:35:55 +0000 (21:35 +0000)]
The LLVM Assembly Language Reference incorrectly stated that the
prefix used for dll{import,export} is _imp__; it is actually __imp_.
Patch by Mahadevan R!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62103 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFix the instructions to work even when PATH does not contain ".".
Dan Gohman [Mon, 12 Jan 2009 21:29:24 +0000 (21:29 +0000)]
Fix the instructions to work even when PATH does not contain ".".
Thanks to Martin Geisse for pointing this out!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62102 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoRename getABITypeSize to getTypePaddedSize, as
Duncan Sands [Mon, 12 Jan 2009 20:38:59 +0000 (20:38 +0000)]
Rename getABITypeSize to getTypePaddedSize, as
suggested by Chris.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62099 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoAdd DwarfWriter interface to mainipulate source location info.
Devang Patel [Mon, 12 Jan 2009 19:17:34 +0000 (19:17 +0000)]
Add DwarfWriter interface to mainipulate source location info.
( May be this info should be directly handled by the dwarf writer ? )

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62096 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoremove some dead options.
Chris Lattner [Mon, 12 Jan 2009 19:02:50 +0000 (19:02 +0000)]
remove some dead options.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62095 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoClear debug info at the end of function processing.
Devang Patel [Mon, 12 Jan 2009 18:48:36 +0000 (18:48 +0000)]
Clear debug info at the end of function processing.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62092 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoThere is no need to maintain separate labelid list in the dwarf writer. It is not...
Devang Patel [Mon, 12 Jan 2009 18:41:00 +0000 (18:41 +0000)]
There is no need to maintain separate labelid list in the dwarf writer. It is not a good idea.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62090 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoRemove some dead code from the days llvm had type planes.
Rafael Espindola [Mon, 12 Jan 2009 15:53:25 +0000 (15:53 +0000)]
Remove some dead code from the days  llvm had type planes.

There might be more dead code, but with llvm-gcc bootstrap broken on linux x86-64 it is had to test :-(

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62088 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoSecond test is only valid in 32-bit mode.
Evan Cheng [Mon, 12 Jan 2009 08:05:54 +0000 (08:05 +0000)]
Second test is only valid in 32-bit mode.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62084 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoTest for r62076.
Evan Cheng [Mon, 12 Jan 2009 03:46:55 +0000 (03:46 +0000)]
Test for r62076.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62077 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFix PR3241: Currently EmitCopyFromReg emits a copy from the physical register to...
Evan Cheng [Mon, 12 Jan 2009 03:19:55 +0000 (03:19 +0000)]
Fix PR3241: Currently EmitCopyFromReg emits a copy from the physical register to a virtual register unless it requires an expensive cross class copy. That means we are only treating "expensive to copy" register dependency as physical register dependency.
Also future proof the scheduler to handle "normal" physical register dependencies. The code is not exercised yet.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62074 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoMore two-address fixes. This gets lua working with join-creation enabled.
Owen Anderson [Mon, 12 Jan 2009 03:10:40 +0000 (03:10 +0000)]
More two-address fixes.  This gets lua working with join-creation enabled.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62073 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agomake tblgen autogenerate the nocapture intrinsics for
Chris Lattner [Mon, 12 Jan 2009 02:41:37 +0000 (02:41 +0000)]
make tblgen autogenerate the nocapture intrinsics for
llvm.memcpy/memset/memmove.  This allows removal of some
hackish code from basicaa.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62071 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoadd scaffolding to emit argument attributes. No functionality
Chris Lattner [Mon, 12 Jan 2009 01:27:55 +0000 (01:27 +0000)]
add scaffolding to emit argument attributes.  No functionality
change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62067 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agomake tblgen emit the entire Intrinsic::getAttributes method,
Chris Lattner [Mon, 12 Jan 2009 01:18:58 +0000 (01:18 +0000)]
make tblgen emit the entire Intrinsic::getAttributes method,
not a random piece of it.  No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62066 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoadd nocapture attribute to llvm.mem* intrinsics and have tblgen
Chris Lattner [Mon, 12 Jan 2009 01:12:03 +0000 (01:12 +0000)]
add nocapture attribute to llvm.mem* intrinsics and have tblgen
parse them.  tblgen doesn't yet do anything with this info though.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62065 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoIncrease default inlining aggressiveness in partial
Dale Johannesen [Sun, 11 Jan 2009 23:11:00 +0000 (23:11 +0000)]
Increase default inlining aggressiveness in partial
compensation for turning off gcc's inliner.  This gets
us closer to the amount of inlining we were getting before.
It is not a win on everything, of course, but seems to
gain overall.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62058 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agodrats! remove tabs
Gabor Greif [Sun, 11 Jan 2009 22:39:04 +0000 (22:39 +0000)]
drats! remove tabs

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62056 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agosimplify CallSite helper class to not consult the Instruction's
Gabor Greif [Sun, 11 Jan 2009 22:33:22 +0000 (22:33 +0000)]
simplify CallSite helper class to not consult the Instruction's
opcode on each delegation.
Instead the information is cached on construction and the cached flag used thereafter.
Introduced two predicates: isCall and isInvoke.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62055 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoImplement PR3313, and while I'm at it address a very FAQ.
Chris Lattner [Sun, 11 Jan 2009 20:53:49 +0000 (20:53 +0000)]
Implement PR3313, and while I'm at it address a very FAQ.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62048 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoDuncan is nervous about undefinedness of % with negatives. I'm
Chris Lattner [Sun, 11 Jan 2009 20:41:36 +0000 (20:41 +0000)]
Duncan is nervous about undefinedness of % with negatives.  I'm
not thrilled about 64-bit % in general, so rewrite to use * instead.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62047 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agodo not generated GEPs into vectors where they don't already exist.
Chris Lattner [Sun, 11 Jan 2009 20:23:52 +0000 (20:23 +0000)]
do not generated GEPs into vectors where they don't already exist.
We should treat vectors as atomic types, not like arrays.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62046 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoMake a couple of cleanups to the instcombine bitcast/gep
Chris Lattner [Sun, 11 Jan 2009 20:15:20 +0000 (20:15 +0000)]
Make a couple of cleanups to the instcombine bitcast/gep
canonicalization transform based on duncan's comments:

1) improve the comment about %.
2) within our index loop make sure the offset stays
   within the *type size*, instead of within the *abi size*.
   This allows us to reason explicitly about landing in tail
   padding and means that issues like non-zero offsets into
   [0 x foo] types don't occur anymore.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62045 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoUse the spiffy new getAlignmentFromAttrs function.
Nick Lewycky [Sun, 11 Jan 2009 17:02:06 +0000 (17:02 +0000)]
Use the spiffy new getAlignmentFromAttrs function.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62039 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoCheckForPhysRegDependency should not return copy cost. It's not used. No functionalit...
Evan Cheng [Sun, 11 Jan 2009 08:53:35 +0000 (08:53 +0000)]
CheckForPhysRegDependency should not return copy cost. It's not used. No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62036 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFix naming of file.
Bill Wendling [Sun, 11 Jan 2009 01:25:51 +0000 (01:25 +0000)]
Fix naming of file.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62035 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFix the example syntax for named sections.
Dan Gohman [Sun, 11 Jan 2009 00:40:00 +0000 (00:40 +0000)]
Fix the example syntax for named sections.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62033 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoThis is a dup of pr2659.ll.
Evan Cheng [Sat, 10 Jan 2009 19:06:32 +0000 (19:06 +0000)]
This is a dup of pr2659.ll.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62029 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoAdding unittests for SmallVector. Test by Talin.
Bill Wendling [Sat, 10 Jan 2009 12:56:31 +0000 (12:56 +0000)]
Adding unittests for SmallVector. Test by Talin.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62025 91177308-0d34-0410-b5e6-96231b3b80d8

15 years ago80 col violation.
Evan Cheng [Sat, 10 Jan 2009 03:33:22 +0000 (03:33 +0000)]
80 col violation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62024 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoReduce initial small vector sizes.
Devang Patel [Sat, 10 Jan 2009 02:42:49 +0000 (02:42 +0000)]
Reduce initial small vector sizes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62023 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFix thinko. Create parent scope if parent descriptor is *not* null.
Devang Patel [Sat, 10 Jan 2009 02:34:18 +0000 (02:34 +0000)]
Fix thinko. Create parent scope if parent descriptor is *not* null.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62022 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoDuplicated node may produce a non-physical register def.
Evan Cheng [Fri, 9 Jan 2009 22:44:02 +0000 (22:44 +0000)]
Duplicated node may produce a non-physical register def.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62015 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoAdd test case from PR2659.
Evan Cheng [Fri, 9 Jan 2009 21:01:31 +0000 (21:01 +0000)]
Add test case from PR2659.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62006 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoMinor debug output tweak.
Evan Cheng [Fri, 9 Jan 2009 20:42:34 +0000 (20:42 +0000)]
Minor debug output tweak.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62005 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoThis has been replaced by llvm/utils/lint/cpp_lint.py, which is more
Misha Brukman [Fri, 9 Jan 2009 19:46:41 +0000 (19:46 +0000)]
This has been replaced by llvm/utils/lint/cpp_lint.py, which is more
comprehensive and can support more complex style analysis.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62002 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoRemoved trailing whitespace.
Misha Brukman [Fri, 9 Jan 2009 19:25:42 +0000 (19:25 +0000)]
Removed trailing whitespace.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62000 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoRequest DwarfWriter. This will be used to handle dbg_* intrinsics.
Devang Patel [Fri, 9 Jan 2009 19:11:50 +0000 (19:11 +0000)]
Request DwarfWriter.  This will be used to handle dbg_* intrinsics.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61999 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agofix typo Duncan noticed.
Chris Lattner [Fri, 9 Jan 2009 18:31:39 +0000 (18:31 +0000)]
fix typo Duncan noticed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61997 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFix PR3304
Chris Lattner [Fri, 9 Jan 2009 18:18:43 +0000 (18:18 +0000)]
Fix PR3304

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61995 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoRemoved trailing whitespace from Makefiles.
Misha Brukman [Fri, 9 Jan 2009 16:44:42 +0000 (16:44 +0000)]
Removed trailing whitespace from Makefiles.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61991 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoSupport llvmc plugins in out-of-tree projects.
Mikhail Glushenkov [Fri, 9 Jan 2009 16:31:01 +0000 (16:31 +0000)]
Support llvmc plugins in out-of-tree projects.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61990 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoAdd a --check-graph option to llvmc.
Mikhail Glushenkov [Fri, 9 Jan 2009 16:16:27 +0000 (16:16 +0000)]
Add a --check-graph option to llvmc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61989 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoPR2659 was fixed by r61847. Add the testcase as a regression test.
Dan Gohman [Fri, 9 Jan 2009 08:16:12 +0000 (08:16 +0000)]
PR2659 was fixed by r61847. Add the testcase as a regression test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61986 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoImplement rdar://6480391, extending of equality icmp's to avoid a truncation.
Chris Lattner [Fri, 9 Jan 2009 07:47:06 +0000 (07:47 +0000)]
Implement rdar://6480391, extending of equality icmp's to avoid a truncation.
I noticed this in the code compiled for a routine using std::map, which produced
this code:
%25 = tail call i32 @memcmp(i8* %24, i8* %23, i32 6) nounwind readonly
%.lobit.i = lshr i32 %25, 31 ; <i32> [#uses=1]
%tmp.i = trunc i32 %.lobit.i to i8 ; <i8> [#uses=1]
%toBool = icmp eq i8 %tmp.i, 0 ; <i1> [#uses=1]
br i1 %toBool, label %bb3, label %bb4
which compiled to:

call L_memcmp$stub
shrl $31, %eax
testb %al, %al
jne LBB1_11 ##

with this change, we compile it to:

call L_memcmp$stub
testl %eax, %eax
js LBB1_11

This triggers all the time in common code, with patters like this:

%169 = and i32 %ply, 1 ; <i32> [#uses=1]
%170 = trunc i32 %169 to i8 ; <i8> [#uses=1]
%toBool = icmp ne i8 %170, 0 ; <i1> [#uses=1]

  %7 = lshr i32 %6, 24 ; <i32> [#uses=1]
%9 = trunc i32 %7 to i8 ; <i8> [#uses=1]
%10 = icmp ne i8 %9, 0 ; <i1> [#uses=1]

etc

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61985 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoRemove some old code that looks like a remanant from signed-types days.
Chris Lattner [Fri, 9 Jan 2009 07:10:58 +0000 (07:10 +0000)]
Remove some old code that looks like a remanant from signed-types days.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61984 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFix PR3298, a crash in Jump Threading. Apparently even
Chris Lattner [Fri, 9 Jan 2009 06:08:12 +0000 (06:08 +0000)]
Fix PR3298, a crash in Jump Threading.  Apparently even
jump threading can have bugs, who knew? ;-)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61983 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agothis doesn't depend on the gcc early inliner anymore.
Chris Lattner [Fri, 9 Jan 2009 05:49:27 +0000 (05:49 +0000)]
this doesn't depend on the gcc early inliner anymore.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61982 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoPR3290 is now fixed.
Chris Lattner [Fri, 9 Jan 2009 05:46:19 +0000 (05:46 +0000)]
PR3290 is now fixed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61981 91177308-0d34-0410-b5e6-96231b3b80d8