oota-llvm.git
11 years agoAllocate the RS spill slot for any PPC function with spills and a large stack frame
Hal Finkel [Fri, 15 Mar 2013 05:06:04 +0000 (05:06 +0000)]
Allocate the RS spill slot for any PPC function with spills and a large stack frame

For spills into a large stack frame, the FI-elimination code uses the register
scavenger to obtain a free GPR for use with an r+r-addressed load or store.
When there are no available GPRs, the scavenger gets one by using its spill
slot. Previously, we were not always allocating that spill slot and the RS
would assert when the spill slot was needed.

I don't currently have a small test that triggered the assert, but I've
created a small regression test that verifies that the spill slot is now
added when the stack frame is sufficiently large.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177140 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoTurn anonymous type in anonymous union warning back on after cleaning up
Eric Christopher [Fri, 15 Mar 2013 00:43:00 +0000 (00:43 +0000)]
Turn anonymous type in anonymous union warning back on after cleaning up
issues.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177136 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoSilence anonymous type in anonymous union warnings.
Eric Christopher [Fri, 15 Mar 2013 00:42:55 +0000 (00:42 +0000)]
Silence anonymous type in anonymous union warnings.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177135 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd a triple to the test.
Nadav Rotem [Fri, 15 Mar 2013 00:10:23 +0000 (00:10 +0000)]
Add a triple to the test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177131 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoUnaligned loads should use the VMOVUPS opcode.
Nadav Rotem [Thu, 14 Mar 2013 23:49:44 +0000 (23:49 +0000)]
Unaligned loads should use the VMOVUPS opcode.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177130 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove some unused variables to clean the Clang -Werror build
David Blaikie [Thu, 14 Mar 2013 23:11:07 +0000 (23:11 +0000)]
Remove some unused variables to clean the Clang -Werror build

(these were added in r177089)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177129 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Set isAllocatable bit of unallocatable register classes to 0.
Akira Hatanaka [Thu, 14 Mar 2013 23:09:19 +0000 (23:09 +0000)]
[mips] Set isAllocatable bit of unallocatable register classes to 0.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177128 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix r177112: Add ProcResGroup.
Andrew Trick [Thu, 14 Mar 2013 22:47:01 +0000 (22:47 +0000)]
Fix r177112: Add ProcResGroup.

This is the other half of r177122 that I meant to commit at the same time.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177123 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoPrepare for adding InstrSchedModel annotations to X86 instructions.
Jakob Stoklund Olesen [Thu, 14 Mar 2013 22:42:17 +0000 (22:42 +0000)]
Prepare for adding InstrSchedModel annotations to X86 instructions.

The new InstrSchedModel is easier to use than the instruction
itineraries. It will be used to model instruction latency and throughput
in modern Intel microarchitectures like Sandy Bridge.

InstrSchedModel should be able to coexist with instruction itinerary
classes, but for cleanliness we should switch the Atom processor model
to the new InstrSchedModel as well.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177122 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd a new method which enables one to change register classes.
Reed Kotler [Thu, 14 Mar 2013 22:02:09 +0000 (22:02 +0000)]
Add a new method which enables one to change register classes.
See the Mips16ISetLowering.cpp patch to see a use of this.
For now now the extra code in Mips16ISetLowering.cpp is a nop but is
used for test purposes. Mips32 registers are setup and then removed and
then the Mips16 registers are setup.

Normally you need to add register classes and then call
computeRegisterProperties.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177120 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoLoopVectorizer: Insert some white space to make test case more readable
Arnold Schwaighofer [Thu, 14 Mar 2013 21:31:09 +0000 (21:31 +0000)]
LoopVectorizer: Insert some white space to make test case more readable

Also remove some unneeded function attributes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177114 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[fast-isel] The X86FastISel::FastLowerArguments function doesn't properly handle
Chad Rosier [Thu, 14 Mar 2013 21:25:04 +0000 (21:25 +0000)]
[fast-isel] The X86FastISel::FastLowerArguments function doesn't properly handle
the win64 calling convention.
rdar://13423768

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177113 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoMachineModel: Add a ProcResGroup class.
Andrew Trick [Thu, 14 Mar 2013 21:21:50 +0000 (21:21 +0000)]
MachineModel: Add a ProcResGroup class.

This allows abitrary groups of processor resources. Using something in
a subset automatically counts againts the superset. Currently, this
only works if the superset is also a ProcResGroup as opposed to a
SuperUnit.

This allows SandyBridge to be expressed naturally, which will be
checked in shortly.

def SBPort01 : ProcResGroup<[SBPort0, SBPort1]>;
def SBPort15 : ProcResGroup<[SBPort1, SBPort5]>;
def SBPort23  : ProcResGroup<[SBPort2, SBPort3]>;
def SBPort015 : ProcResGroup<[SBPort0, SBPort1, SBPort5]>;

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177112 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoMove estimateStackSize from ARM into MachineFrameInfo
Hal Finkel [Thu, 14 Mar 2013 21:15:20 +0000 (21:15 +0000)]
Move estimateStackSize from ARM into MachineFrameInfo

This is a generic function (derived from PEI); moving it into
MachineFrameInfo eliminates a current redundancy between the ARM and AArch64
backends, and will allow it to be used by the PowerPC target code.

No functionality change intended.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177111 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoProvide the register scavenger to processFunctionBeforeFrameFinalized
Hal Finkel [Thu, 14 Mar 2013 20:33:40 +0000 (20:33 +0000)]
Provide the register scavenger to processFunctionBeforeFrameFinalized

Add the current PEI register scavenger as a parameter to the
processFunctionBeforeFrameFinalized callback.

This change is necessary in order to allow the PowerPC target code to
set the register scavenger frame index after the save-area offset
adjustments performed by processFunctionBeforeFrameFinalized. Only
after these adjustments have been made is it possible to estimate
the size of the stack frame.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177108 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoUse frame-index scavenging for PPC register spilling
Hal Finkel [Thu, 14 Mar 2013 20:21:47 +0000 (20:21 +0000)]
Use frame-index scavenging for PPC register spilling

Make requiresFrameIndexScavenging return true, and create virtual registers in
the spilling code instead of using the register scavenger directly. This makes
the target-level code simpler, and importantly, delays the scavenging until
after callee-saved register processing (which will be important for later
changes).

Also cleans up trackLivenessAfterRegAlloc (makes it inline in the header with
the other related functions). This makes it clear that it always returns true.

No functionality change intended.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177107 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoNot all PPC functions with a frame pointer need a RS spill slot
Hal Finkel [Thu, 14 Mar 2013 19:34:32 +0000 (19:34 +0000)]
Not all PPC functions with a frame pointer need a RS spill slot

We used to add a spill slot for the register scavenger whenever the function
has a frame pointer. This is unnecessarily conservative: We may need the spill
slot for dynamic stack allocations, and functions with dynamic stack
allocations always have a FP, but we might also have a FP for other reasons
(such as the user explicitly disabling frame-pointer elimination), and we don't
necessarily need a spill slot for those functions.

The structsinregs test needed adjustment because it disables FP elimination.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177106 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoARM cost model: Increase cost of some vector selects we do terrible on
Arnold Schwaighofer [Thu, 14 Mar 2013 19:17:02 +0000 (19:17 +0000)]
ARM cost model: Increase cost of some vector selects we do terrible on

By terrible I mean we store/load from the stack.

This matters on PAQp8 in _Z5trainPsS_ii (which is inlined into Mixer::update)
where we decide to vectorize a loop with a VF of 8 resulting in a 25%
degradation on a cortex-a8.

LV: Found an estimated cost of 2 for VF 8 For instruction:   icmp slt i32
LV: Found an estimated cost of 2 for VF 8 For instruction:   select i1, i32, i32

The bug that tracks the CodeGen part is PR14868.

radar://13403975

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177105 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Fix filename in comment and delete unnecessary lines of code.
Akira Hatanaka [Thu, 14 Mar 2013 19:09:52 +0000 (19:09 +0000)]
[mips] Fix filename in comment and delete unnecessary lines of code.

No functionality changes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177104 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoHexagon: Removed asserts regarding alignment and offset.
Jyotsna Verma [Thu, 14 Mar 2013 19:08:03 +0000 (19:08 +0000)]
Hexagon: Removed asserts regarding alignment and offset.
We are warning the user about the alignment, so we should not assert.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177103 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd missing asserts flag to test - it uses debug flags
Arnold Schwaighofer [Thu, 14 Mar 2013 19:01:58 +0000 (19:01 +0000)]
Add missing asserts flag to test - it uses debug flags

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177102 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAndroid uses cacheflush(long start, long end, long flags) for MIPS.
Akira Hatanaka [Thu, 14 Mar 2013 19:01:00 +0000 (19:01 +0000)]
Android uses cacheflush(long start, long end, long flags) for MIPS.

Patch by Stephen Hines.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177101 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoLoopVectorize: Invert case when we use a vector cmp value to query select cost
Arnold Schwaighofer [Thu, 14 Mar 2013 18:54:36 +0000 (18:54 +0000)]
LoopVectorize: Invert case when we use a vector cmp value to query select cost

We generate a select with a vectorized condition argument when the condition is
NOT loop invariant. Not the other way around.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177098 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd back lines which were accidentally deleted in CMakeLists.txt.
Akira Hatanaka [Thu, 14 Mar 2013 18:46:46 +0000 (18:46 +0000)]
Add back lines which were accidentally deleted in CMakeLists.txt.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177096 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Define function MipsSEDAGToDAGISel::selectAddESubE.
Akira Hatanaka [Thu, 14 Mar 2013 18:39:25 +0000 (18:39 +0000)]
[mips] Define function MipsSEDAGToDAGISel::selectAddESubE.

No intended functionality changes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177095 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd a comment about overlapping PPC frame offsets
Hal Finkel [Thu, 14 Mar 2013 18:38:31 +0000 (18:38 +0000)]
Add a comment about overlapping PPC frame offsets

I don't think that it is otherwise clear how the overlapping offsets
are processed into distinct spill slots. Comment that this is done
in processFunctionBeforeFrameFinalized.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177094 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Rename functions and variables to start with proper case.
Akira Hatanaka [Thu, 14 Mar 2013 18:33:23 +0000 (18:33 +0000)]
[mips] Rename functions and variables to start with proper case.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177092 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd header file MipsISelDAGToDAG.h.
Akira Hatanaka [Thu, 14 Mar 2013 18:28:19 +0000 (18:28 +0000)]
Add header file MipsISelDAGToDAG.h.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177090 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Define two subclasses of MipsDAGToDAGISel. Mips16DAGToDAGISel is for
Akira Hatanaka [Thu, 14 Mar 2013 18:27:31 +0000 (18:27 +0000)]
[mips] Define two subclasses of MipsDAGToDAGISel. Mips16DAGToDAGISel is for
mips16 and MipsSEDAGToDAGISel is for mips32/64.

No functionality changes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177089 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoPerform factorization as a last resort of unsafe fadd/fsub simplification.
Shuxin Yang [Thu, 14 Mar 2013 18:08:26 +0000 (18:08 +0000)]
Perform factorization as a last resort of unsafe fadd/fsub simplification.

Rules include:
  1)1 x*y +/- x*z => x*(y +/- z)
    (the order of operands dosen't matter)

  2) y/x +/- z/x => (y +/- z)/x

 The transformation is disabled if the new add/sub expr "y +/- z" is a
denormal/naz/inifinity.

rdar://12911472

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177088 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoTest that we emit a DW_AT_location for self captured by a block.
Adrian Prantl [Thu, 14 Mar 2013 17:54:13 +0000 (17:54 +0000)]
Test that we emit a DW_AT_location for self captured by a block.
This is the backend part of a CFE test with the same name.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177087 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoR600: Factorize code handling Const Read Port limitation
Vincent Lejeune [Thu, 14 Mar 2013 15:50:45 +0000 (15:50 +0000)]
R600: Factorize code handling Const Read Port limitation

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177078 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[ASan] emit instrumentation for initialization order checking by default
Alexey Samsonov [Thu, 14 Mar 2013 12:38:58 +0000 (12:38 +0000)]
[ASan] emit instrumentation for initialization order checking by default

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177063 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoPR14972: SROA vs. GVN exposed a really bad bug in SROA.
Chandler Carruth [Thu, 14 Mar 2013 11:32:24 +0000 (11:32 +0000)]
PR14972: SROA vs. GVN exposed a really bad bug in SROA.

The fundamental problem is that SROA didn't allow for overly wide loads
where the bits past the end of the alloca were masked away and the load
was sufficiently aligned to ensure there is no risk of page fault, or
other trapping behavior. With such widened loads, SROA would delete the
load entirely rather than clamping it to the size of the alloca in order
to allow mem2reg to fire. This was exposed by a test case that neatly
arranged for GVN to run first, widening certain loads, followed by an
inline step, and then SROA which miscompiles the code. However, I see no
reason why this hasn't been plaguing us in other contexts. It seems
deeply broken.

Diagnosing all of the above took all of 10 minutes of debugging. The
really annoying aspect is that fixing this completely breaks the pass.
;] There was an implicit reliance on the fact that no loads or stores
extended past the alloca once we decided to rewrite them in the final
stage of SROA. This was used to encode information about whether the
loads and stores had been split across multiple partitions of the
original alloca. That required threading explicit tracking of whether
a *use* of a partition is split across multiple partitions.

Once that was done, another problem arose: we allowed splitting of
integer loads and stores iff they were loads and stores to the entire
alloca. This is a really arbitrary limitation, and splitting at least
some integer loads and stores is crucial to maximize promotion
opportunities. My first attempt was to start removing the restriction
entirely, but currently that does Very Bad Things by causing *many*
common alloca patterns to be fully decomposed into i8 operations and
lots of or-ing together to produce larger integers on demand. The code
bloat is terrifying. That is still the right end-goal, but substantial
work must be done to either merge partitions or ensure that small i8
values are eagerly merged in some other pass. Sadly, figuring all this
out took essentially all the time and effort here.

So the end result is that we allow splitting only when the load or store
at least covers the alloca. That ensures widened loads and stores don't
hurt SROA, and that we don't rampantly decompose operations more than we
have previously.

All of this was already fairly well tested, and so I've just updated the
tests to cover the wide load behavior. I can add a test that crafts the
pass ordering magic which caused the original PR, but that seems really
brittle and to provide little benefit. The fundamental problem is that
widened loads should Just Work.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177055 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd two of the float related ARM-specific entries for e_flags needed for
Joerg Sonnenberger [Thu, 14 Mar 2013 08:01:36 +0000 (08:01 +0000)]
Add two of the float related ARM-specific entries for e_flags needed for
linkers to interact with GNU ld.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177016 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix the name of a variable to match its declaration. Fixes build failure from r177014.
Craig Topper [Thu, 14 Mar 2013 07:47:43 +0000 (07:47 +0000)]
Fix the name of a variable to match its declaration. Fixes build failure from r177014.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177015 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix a bug in the calculation of the VEX.B bit for FMA4 rr with the VEX.W bit set...
Craig Topper [Thu, 14 Mar 2013 07:40:52 +0000 (07:40 +0000)]
Fix a bug in the calculation of the VEX.B bit for FMA4 rr with the VEX.W bit set. The VEX.B was being calculated from the wrong operand. Fixes at least some portion of PR14185.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177014 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoTeach X86 MC instruction lowering that VMOVAPSrr and other VEX-encoded register to...
Craig Topper [Thu, 14 Mar 2013 07:09:57 +0000 (07:09 +0000)]
Teach X86 MC instruction lowering that VMOVAPSrr and other VEX-encoded register to register moves should be switched from using the MRMSrcReg form to the MRMDestReg form if the source register is a 64-bit extended register and the destination register is not. This allows the instruction to be encoded using the 2-byte VEX form instead of the 3-byte VEX form. The GNU assembler has similar behavior.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177011 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix PR15309
Michael Liao [Thu, 14 Mar 2013 06:57:42 +0000 (06:57 +0000)]
Fix PR15309

- Fix the typo on type checking

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177010 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agotest commit: remove blank line.
Jiong Wang [Thu, 14 Mar 2013 05:43:59 +0000 (05:43 +0000)]
test commit: remove blank line.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177009 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove a change to the debug info in this test, that I made while testing
Nick Lewycky [Thu, 14 Mar 2013 05:28:10 +0000 (05:28 +0000)]
Remove a change to the debug info in this test, that I made while testing
something else and forgot to remove.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177007 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoTry using %S to find the emitted .gcno file.
Nick Lewycky [Thu, 14 Mar 2013 05:23:30 +0000 (05:23 +0000)]
Try using %S to find the emitted .gcno file.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177006 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove accidentally committed debug line.
Nick Lewycky [Thu, 14 Mar 2013 05:19:12 +0000 (05:19 +0000)]
Remove accidentally committed debug line.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177005 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRefactor GCOV's six constructor arguments into a struct with a getter that
Nick Lewycky [Thu, 14 Mar 2013 05:13:26 +0000 (05:13 +0000)]
Refactor GCOV's six constructor arguments into a struct with a getter that
constructs default arguments. It can now take default arguments from
cl::opt'ions. Add a new -default-gcov-version=... option, and actually test it!

Sink the reverse-order of the version into GCOVProfiling, hiding it from our
users.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177002 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix typo in comment.
Nick Lewycky [Thu, 14 Mar 2013 01:26:17 +0000 (01:26 +0000)]
Fix typo in comment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176997 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[Support][Test] Missed this in the API change.
Michael J. Spencer [Thu, 14 Mar 2013 00:33:37 +0000 (00:33 +0000)]
[Support][Test] Missed this in the API change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176996 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[Support] Fix lifetime of file descriptors when using MemoryBuffer.
Michael J. Spencer [Thu, 14 Mar 2013 00:20:10 +0000 (00:20 +0000)]
[Support] Fix lifetime of file descriptors when using MemoryBuffer.

Clients of MemoryBuffer::getOpenFile expect it not to take ownership of the file
descriptor passed in. So don't.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176995 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoNo functionality change. Rename emitGCNO() to the more sensible
Nick Lewycky [Wed, 13 Mar 2013 22:55:42 +0000 (22:55 +0000)]
No functionality change. Rename emitGCNO() to the more sensible
emitProfileNotes(), similar to emitProfileArcs(). Also update its comment.

Also add a comment on Version[4] (there will be another comment in clang later),
and compress lines that exceeded 80 columns.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176994 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoSimplify file/directory name handling in DILexicalBlock
David Blaikie [Wed, 13 Mar 2013 22:52:59 +0000 (22:52 +0000)]
Simplify file/directory name handling in DILexicalBlock

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176993 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove an extra operand to a DIFile metadata entry
David Blaikie [Wed, 13 Mar 2013 22:33:09 +0000 (22:33 +0000)]
Remove an extra operand to a DIFile metadata entry

(extra cleanup/fallout from r176983 - not sure why I didn't catch this locally)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176988 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoReset some of the target options which affect code generation.
Bill Wendling [Wed, 13 Mar 2013 22:26:59 +0000 (22:26 +0000)]
Reset some of the target options which affect code generation.

This doesn't reset all of the target options within the TargetOptions
object. This is because some of those are ABI-specific and must be determined if
it's okay to change those on the fly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176986 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoSimplify directory name handling in DILexicalBlockFile.
David Blaikie [Wed, 13 Mar 2013 22:23:51 +0000 (22:23 +0000)]
Simplify directory name handling in DILexicalBlockFile.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176984 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove the unused 4th operand for DIFile debug info metadata
David Blaikie [Wed, 13 Mar 2013 22:05:21 +0000 (22:05 +0000)]
Remove the unused 4th operand for DIFile debug info metadata

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176983 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoMake LTO codegen use a PassManager, rather than a FunctionPassManager, for the
Lang Hames [Wed, 13 Mar 2013 21:18:46 +0000 (21:18 +0000)]
Make LTO codegen use a PassManager, rather than a FunctionPassManager, for the
codegen passes. This brings it in to line with clang and llc's codegen setup,
and tidies up the code.

If I understand correctly, adding ModulePasses to a FunctionPassManager is
bogus. It only seems to explode if an added ModulePass depends on a
FunctionPass though, which might be why this code has survived so long.

Fixes <rdar://problem/13386816>.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176977 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoSimplify CMake rules in HandleLLVMOptions module.
Alexey Samsonov [Wed, 13 Mar 2013 20:50:23 +0000 (20:50 +0000)]
Simplify CMake rules in HandleLLVMOptions module.

Summary: No functionality change.

Reviewers: Bigcheese

Reviewed By: Bigcheese

CC: llvm-commits
Differential Revision: http://llvm-reviews.chandlerc.com/D535

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176973 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd some additonal attribute helper functions. Test will be on follow
Reed Kotler [Wed, 13 Mar 2013 20:20:08 +0000 (20:20 +0000)]
Add some additonal attribute helper functions. Test will be on follow
up putback to clang for mips16.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176968 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoR600: Remove unused Outputs variable
Vincent Lejeune [Wed, 13 Mar 2013 20:13:25 +0000 (20:13 +0000)]
R600: Remove unused Outputs variable

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176967 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoNo functionality change. Use unreachable in getCUOffset.
Manman Ren [Wed, 13 Mar 2013 18:41:27 +0000 (18:41 +0000)]
No functionality change. Use unreachable in getCUOffset.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176963 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoNo functionality change. Use unreachable in getCompileUnit.
Manman Ren [Wed, 13 Mar 2013 18:33:41 +0000 (18:33 +0000)]
No functionality change. Use unreachable in getCompileUnit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176962 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoCheck register classes also when changing them.
Jakob Stoklund Olesen [Wed, 13 Mar 2013 18:11:17 +0000 (18:11 +0000)]
Check register classes also when changing them.

We have the same assertion in createVirtualRegister.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176959 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoARM cost model: Add test case to make sure we would notice a change in CodeGen
Arnold Schwaighofer [Wed, 13 Mar 2013 16:25:55 +0000 (16:25 +0000)]
ARM cost model: Add test case to make sure we would notice a change in CodeGen

In r176898 I updated the cost model to reflect the fact that sext/zext/cast on
v8i32 <-> v8i8 and v16i32 <-> v16i8 are expensive.

This test case is so that we make sure to update the cost model once we fix
CodeGen.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176955 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix a performance regression when combining to smaller types in icmp (shl %v, C1...
Arnaud A. de Grandmaison [Wed, 13 Mar 2013 14:40:37 +0000 (14:40 +0000)]
Fix a performance regression when combining to smaller types in icmp (shl %v, C1), C2 :

Only combine when the shl is only used by the icmp

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176950 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd one more overload to make VS2008's debug mody happy.
Benjamin Kramer [Wed, 13 Mar 2013 13:50:47 +0000 (13:50 +0000)]
Add one more overload to make VS2008's debug mody happy.

sigh.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176946 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd llvm-symbolizer as test dependency.
Evgeniy Stepanov [Wed, 13 Mar 2013 09:35:18 +0000 (09:35 +0000)]
Add llvm-symbolizer as test dependency.

It is required when building tests with ASan or MSan.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176941 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoSet symbolizer path in the test environment.
Evgeniy Stepanov [Wed, 13 Mar 2013 06:58:09 +0000 (06:58 +0000)]
Set symbolizer path in the test environment.

This is needed to get symbolized stack traces when running LLVM tests under (A|M)San.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176933 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agolit.TestFormats.GoogleTest: Honor LitConfig.noExecute, or --no-execute were ignored.
NAKAMURA Takumi [Wed, 13 Mar 2013 06:16:33 +0000 (06:16 +0000)]
lit.TestFormats.GoogleTest: Honor LitConfig.noExecute, or --no-execute were ignored.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176930 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Define two subclasses of MipsTargetLowering. Mips16TargetLowering is for
Akira Hatanaka [Wed, 13 Mar 2013 00:54:29 +0000 (00:54 +0000)]
[mips] Define two subclasses of MipsTargetLowering. Mips16TargetLowering is for
mips16 and MipsSETargetLowering is for mips32/64.

No functionality changes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176917 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRefactor filename/directory in DICompileUnit into a DIFile
David Blaikie [Wed, 13 Mar 2013 00:01:35 +0000 (00:01 +0000)]
Refactor filename/directory in DICompileUnit into a DIFile

This is the next step towards making the metadata for DIScopes have a common
prefix rather than having to delegate based on their tag type.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176913 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoDon't crash if write_impl() leaves less buffer space available than expected.
Matt Beaumont-Gay [Tue, 12 Mar 2013 23:55:24 +0000 (23:55 +0000)]
Don't crash if write_impl() leaves less buffer space available than expected.

This was tickled by a Clang diagnostic; Clang test case to follow.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176911 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove unused "isMain" field from DICompileUnit
David Blaikie [Tue, 12 Mar 2013 22:43:04 +0000 (22:43 +0000)]
Remove unused "isMain" field from DICompileUnit

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176910 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[Support][Path] Don't inf loop if creating the parent directory fails.
Michael J. Spencer [Tue, 12 Mar 2013 22:32:39 +0000 (22:32 +0000)]
[Support][Path] Don't inf loop if creating the parent directory fails.

Patch by Paul Robinson.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176908 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoUpdate debug info test cases with empty SplitDebugFilename field.
David Blaikie [Tue, 12 Mar 2013 22:25:36 +0000 (22:25 +0000)]
Update debug info test cases with empty SplitDebugFilename field.

This could be 'null' or the empty string, DIDescriptor::getStringField
coalesces the two cases anyway so it's just a matter of legible/efficient
representation.

The change in behavior of the DICompileUnit::get* functions could be
subsumed by the full verification check - but ideally that should just be an
assertion if we could front-load the actual debug info metadata failure paths.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176907 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoARM cost model: Increase the cost for vector casts that use the stack
Arnold Schwaighofer [Tue, 12 Mar 2013 21:19:22 +0000 (21:19 +0000)]
ARM cost model: Increase the cost for vector casts that use the stack

Increase the cost of v8/v16-i8 to v8/v16-i32 casts and truncates as the backend
currently lowers those using stack accesses.

This was responsible for a significant degradation on
MultiSource/Benchmarks/Trimaran/enc-pc1/enc-pc1
where we vectorize one loop to a vector factor of 16. After this patch we select
a vector factor of 4 which will generate reasonable code.

unsigned char cle[32];

void test(short c) {
  unsigned short compte;
  for (compte = 0; compte <= 31; compte++) {
    cle[compte] = cle[compte] ^ c;
  }
}

radar://13220512

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176898 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoDebug Info: use SmallVector instead of std::vector in MCDwarfDirsCUMap and MCDwarfFil...
Manman Ren [Tue, 12 Mar 2013 20:17:00 +0000 (20:17 +0000)]
Debug Info: use SmallVector instead of std::vector in MCDwarfDirsCUMap and MCDwarfFilesCUMap

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176893 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[Support][MemoryBuffer] Use sys::fs::mapped_file_region instead of sys::Path::MapInFi...
Michael J. Spencer [Tue, 12 Mar 2013 19:28:19 +0000 (19:28 +0000)]
[Support][MemoryBuffer] Use sys::fs::mapped_file_region instead of sys::Path::MapInFilePages.

This gives us memory mapped file I/O on Windows.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176886 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoCorrect invalid debug info metadata
David Blaikie [Tue, 12 Mar 2013 19:04:24 +0000 (19:04 +0000)]
Correct invalid debug info metadata

Code review feedback on r176838 by Patrik Hägglund.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176884 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoDebug Info: use DW_FORM_ref_addr instead of DW_FORM_ref4 if the referenced DIE
Manman Ren [Tue, 12 Mar 2013 18:27:15 +0000 (18:27 +0000)]
Debug Info: use DW_FORM_ref_addr instead of DW_FORM_ref4 if the referenced DIE
belongs to a different compile unit.

DW_FORM_ref_addr should be used for cross compile-unit reference.

When compiling a large application, we got a dwarfdump verification error where
abstract_origin points to nowhere.

This error can't be reproduced on any testing case in MultiSource.
We may have other cases where we use DW_FORM_ref4 unconditionally.

rdar://problem/13370501

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176882 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAvoid generating ISD::SELECT for vector operands to SIGN_EXTEND
Richard Relph [Tue, 12 Mar 2013 18:17:18 +0000 (18:17 +0000)]
Avoid generating ISD::SELECT for vector operands to SIGN_EXTEND

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176881 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove the assert()'s from the LLVMCreateDisasmCPU() library API and just
Kevin Enderby [Tue, 12 Mar 2013 18:12:17 +0000 (18:12 +0000)]
Remove the assert()'s from the LLVMCreateDisasmCPU() library API and just
return 0 to indicate failure to create the disassembler.  A library routine
should not assert and just let the caller handler the error.  For example
darwin's otool(1) will simply print an error if it ends up using a library
that is not configured for a target it wants:

% otool -tv ViewController.o
ViewController.o:
(__TEXT,__text) section
can't create arm llvm disassembler

This is much better than an abort which appears as a crash to the user or
even the assert when using a Debug+Asserts built library:

Assertion failed: (MAI && "Unable to create target asm info!"), function LLVMCreateDisasmCPU, file /Volumes/SandBox/llvm/lib/MC/MCDisassembler/Disassembler.cpp, line 47.

radr://12539918

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176880 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd a doFinalization method to the DataLayout pass.
Pete Cooper [Tue, 12 Mar 2013 17:37:31 +0000 (17:37 +0000)]
Add a doFinalization method to the DataLayout pass.

This pass is meant to be immutable, however it holds mutable state to cache StructLayouts.
This method will allow the pass manager to clear the mutable state between runs.

Note that unfortunately it is still necessary to have the destructor, even though it does the
same thing as doFinalization.  This is because most TargetMachines embed a DataLayout on which
doFinalization isn't run as its never added to the pass manager.

I also didn't think it was necessary to complication things with a deInit method for which
doFinalization and ~DataLayout both call as there's only one field of mutable state.  If we had
more fields to finalize i'd have added this.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176877 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRevert the test moves from 176733. Use "REQUIRES: asserts" instead.
Jan Wen Voung [Tue, 12 Mar 2013 16:27:52 +0000 (16:27 +0000)]
Revert the test moves from 176733.  Use "REQUIRES: asserts" instead.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176873 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoChange the order of the operands in patchAndReplaceAllUsesWith so
Dan Gohman [Tue, 12 Mar 2013 16:22:56 +0000 (16:22 +0000)]
Change the order of the operands in patchAndReplaceAllUsesWith so
that they're more consistent with Value::replaceAllUsesWith.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176872 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoDon't reserve R2 on Darwin/PPC
Hal Finkel [Tue, 12 Mar 2013 15:18:14 +0000 (15:18 +0000)]
Don't reserve R2 on Darwin/PPC

Now that only the register-scavenger version of the CR spilling code remains,
we no longer need the Darwin R2 hack. Darwin can use R0 as a spare register in
any case where the System V ABI uses it (R0 is special architecturally, and so
is reserved under all common ABIs).

A few test cases needed to be updated to reflect the register-allocation changes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176868 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoPPC should always use the register scavenger for CR spilling
Hal Finkel [Tue, 12 Mar 2013 14:12:16 +0000 (14:12 +0000)]
PPC should always use the register scavenger for CR spilling

This removes the -disable-ppc[32|64]-regscavenger options; the code
that uses the register scavenger has been working well (and has been the default)
for some time, and we don't need options to enable the old (broken) CR spilling code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176865 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoSmall fix for cost analysis of ptrtoint.
Patrik Hagglund [Tue, 12 Mar 2013 13:18:30 +0000 (13:18 +0000)]
Small fix for cost analysis of ptrtoint.

This seems to be a "copy-paste error" introducecd in r156140.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176863 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoIn r169695, the address space limit for tests was replaced with a data
Patrik Hagglund [Tue, 12 Mar 2013 12:38:10 +0000 (12:38 +0000)]
In r169695, the address space limit for tests was replaced with a data
segment limit. Now, as a complement, add a stack space limit.

Otherwise, tests may grow undesirable large at inifinite
recursion. (Seen at r176838,
test/Assembler/2010-02-05-FunctionLocalMetadataBecomesNull.ll)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176862 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoReleaseNotes: Add Hexagon Target section
Matthew Curtis [Tue, 12 Mar 2013 12:20:51 +0000 (12:20 +0000)]
ReleaseNotes: Add Hexagon Target section

And mention removal of hexagonv2 and hexagonv3 support (r176859).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176860 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoReflect reality.
Bill Wendling [Tue, 12 Mar 2013 10:38:39 +0000 (10:38 +0000)]
Reflect reality.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176858 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Rename function and variable names to start with proper case. Fix typos.
Akira Hatanaka [Tue, 12 Mar 2013 00:16:36 +0000 (00:16 +0000)]
[mips] Rename function and variable names to start with proper case. Fix typos.
Delete commented-out code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176844 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoLibCallSimplifier: optimize speed for short-lived instances
Meador Inge [Tue, 12 Mar 2013 00:08:29 +0000 (00:08 +0000)]
LibCallSimplifier: optimize speed for short-lived instances

Nadav reported a performance regression due to the work I did to
merge the library call simplifier into instcombine [1].  The issue
is that a new LibCallSimplifier object is being created whenever
InstCombiner::runOnFunction is called.  Every time a LibCallSimplifier
object is used to optimize a call it creates a hash table to map from
a function name to an object that optimizes functions of that name.
For short-lived LibCallSimplifier instances this is quite inefficient.
Especially for cases where no calls are actually simplified.

This patch fixes the issue by dropping the hash table and implementing
an explicit lookup function to correlate the function name to the object
that optimizes functions of that name.  This avoids the cost of always
building and destroying the hash table in cases where the LibCallSimplifier
object is short-lived and avoids the cost of building the table when no
simplifications are actually preformed.

On a benchmark containing 100,000 calls where none of them are simplified
I noticed a 30% speedup.  On a benchmark containing 100,000 calls where
all of them are simplified I noticed an 8% speedup.

[1] http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20130304/167639.html

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176840 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove support for versioned debug info.
David Blaikie [Mon, 11 Mar 2013 23:39:23 +0000 (23:39 +0000)]
Remove support for versioned debug info.

Versioned debug info support has been a burden to maintain & also compromised
current debug info verification by causing test cases testing old debug info to
remain rather than being updated to the latest. It also makes it hard to add or
change the metadata schema by requiring various backwards-compatibility in the
DI* hierarchy.

So it's being removed in preparation for new changes to the schema to tidy up
old/unnecessary fields and add new fields needed for new debug info (well, new
to LLVM at least).

The more surprising part of this is the changes to DI*::Verify - this became
necessary due to the changes to AsmWriter. AsmWriter was relying on the version
test to decide which bits of metadata were actually debug info when printing
the comment annotations. Without the version information the tag numbers were
too common & it would print debug info on random metadata that happened to
start with an integer that matched a tag number. Instead this change makes the
Verify functions more precise (just adding "number of operands" checks - not
type checking those operands yet) & relies on that to decide which metadata is
debug info metadata.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176838 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd asserts to DIBuilder & fix DINameSpace::Verify to allow unnamed namespaces.
David Blaikie [Mon, 11 Mar 2013 23:21:19 +0000 (23:21 +0000)]
Add asserts to DIBuilder & fix DINameSpace::Verify to allow unnamed namespaces.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176837 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoResidual cleanup: live-out set is gone
Eli Bendersky [Mon, 11 Mar 2013 23:18:25 +0000 (23:18 +0000)]
Residual cleanup: live-out set is gone

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176836 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agollvm/test/CodeGen/R600/schedule-*.ll: Let them require +Asserts.
NAKAMURA Takumi [Mon, 11 Mar 2013 23:16:30 +0000 (23:16 +0000)]
llvm/test/CodeGen/R600/schedule-*.ll: Let them require +Asserts.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176835 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoUpgrading debug info test cases to be (more) compatible with the current debug info...
David Blaikie [Mon, 11 Mar 2013 22:37:40 +0000 (22:37 +0000)]
Upgrading debug info test cases to be (more) compatible with the current debug info format.

These cases were found by further work to remove support for debug info
versioning. Common cleanups (other than changing the version info in the tag
field) included adding the last parameter to compile_units (recently added for
fission support) and other cases of trailing fields in lexical blocks, compile
units, and subprograms.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176834 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove duplicate test contents.
David Blaikie [Mon, 11 Mar 2013 22:10:14 +0000 (22:10 +0000)]
Remove duplicate test contents.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176831 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix a crasher newly introduced in r176659/r176649, where fast-isel tries to
Nick Lewycky [Mon, 11 Mar 2013 21:44:37 +0000 (21:44 +0000)]
Fix a crasher newly introduced in r176659/r176649, where fast-isel tries to
lower an expect intrinsic that is a constant expression.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176830 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFixes disassembler crashes on 2013 Haswell RTM instructions.
Kevin Enderby [Mon, 11 Mar 2013 21:17:13 +0000 (21:17 +0000)]
Fixes disassembler crashes on 2013 Haswell RTM instructions.

rdar://13318048

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176828 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoDon't remove a landing pad if the invoke requires a table entry.
Bill Wendling [Mon, 11 Mar 2013 20:53:00 +0000 (20:53 +0000)]
Don't remove a landing pad if the invoke requires a table entry.

An invoke may require a table entry. For instance, when the function it calls
is expected to throw.
<rdar://problem/13360379>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176827 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoR600: Fix JUMP handling so that MachineInstr verification can occur
Vincent Lejeune [Mon, 11 Mar 2013 18:15:06 +0000 (18:15 +0000)]
R600: Fix JUMP handling so that MachineInstr verification can occur

This allows R600 Target to use the newly created -verify-misched llc flag

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176819 91177308-0d34-0410-b5e6-96231b3b80d8