oota-llvm.git
12 years agoProfile: move a single enum out of ProfileInfoTypes.h into a new
Manman Ren [Fri, 24 Aug 2012 18:31:44 +0000 (18:31 +0000)]
Profile: move a single enum out of ProfileInfoTypes.h into a new
ProfileDataTypes.h header.

With this patch the old and new profiling code can exist side-by-side. The new
profiling code will be submitted soon and it only supports insert-edge-profiling
for now and will not depend on ProfileInfo.

Patch by Alastair Murray.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162576 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoBranchProb: modify the definition of an edge in BranchProbabilityInfo to handle
Manman Ren [Fri, 24 Aug 2012 18:14:27 +0000 (18:14 +0000)]
BranchProb: modify the definition of an edge in BranchProbabilityInfo to handle
the case of multiple edges from one block to another.

A simple example is a switch statement with multiple values to the same
destination. The definition of an edge is modified from a pair of blocks to
a pair of PredBlock and an index into the successors.

Also set the weight correctly when building SelectionDAG from LLVM IR,
especially when converting a Switch.
IntegersSubsetMapping is updated to calculate the weight for each cluster.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162572 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoVerify explicit instruction properties when they can be inferred.
Jakob Stoklund Olesen [Fri, 24 Aug 2012 17:08:41 +0000 (17:08 +0000)]
Verify explicit instruction properties when they can be inferred.

It is now allowed to explicitly set hasSideEffects, mayStore, and
mayLoad on instructions with patterns.

Verify that the patterns are consistent with the explicit flags.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162569 91177308-0d34-0410-b5e6-96231b3b80d8

12 years ago[asan/tsan] rename FunctionBlackList* to BlackList* as this class is not limited...
Kostya Serebryany [Fri, 24 Aug 2012 16:44:47 +0000 (16:44 +0000)]
[asan/tsan] rename FunctionBlackList* to BlackList* as this class is not limited to functions any more

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162566 91177308-0d34-0410-b5e6-96231b3b80d8

12 years ago[asan/tsan] extend the functionality of FunctionBlackList to globals and modules...
Kostya Serebryany [Fri, 24 Aug 2012 16:40:11 +0000 (16:40 +0000)]
[asan/tsan] extend the functionality of FunctionBlackList to globals and modules. Patch by Reid Watson.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162565 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoLower constant pools and jump tables via TOC on PPC64/SVR4.
Roman Divacky [Fri, 24 Aug 2012 16:26:02 +0000 (16:26 +0000)]
Lower constant pools and jump tables via TOC on PPC64/SVR4.

In collaboration with Adhemerval Zanella.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162562 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoGVN: Fix quadratic runtime on the number of switch cases.
Benjamin Kramer [Fri, 24 Aug 2012 15:06:28 +0000 (15:06 +0000)]
GVN: Fix quadratic runtime on the number of switch cases.

No intended behavior change.  This was introduced in r162023.  With the fixed
algorithm a Release build of ARMInstPrinter.cpp goes from 16s to 10s on a
2011 MBP.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162559 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix load/store SDNode flags.
Jakob Stoklund Olesen [Fri, 24 Aug 2012 14:43:30 +0000 (14:43 +0000)]
Fix load/store SDNode flags.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162558 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd missing SDNPSideEffect flags.
Jakob Stoklund Olesen [Fri, 24 Aug 2012 14:43:27 +0000 (14:43 +0000)]
Add missing SDNPSideEffect flags.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162557 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRemove more mayLoad workarounds.
Jakob Stoklund Olesen [Fri, 24 Aug 2012 14:43:22 +0000 (14:43 +0000)]
Remove more mayLoad workarounds.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162556 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoTry to appease MSVC even more elaborately in the alignment hacking space.
Chandler Carruth [Fri, 24 Aug 2012 09:53:43 +0000 (09:53 +0000)]
Try to appease MSVC even more elaborately in the alignment hacking space.

MSVC doesn't support passing by-value parameters with alignment of
16-bytes or higher apparantly. What is deeply confusing is that it seems
to *sometimes* (but not always) apply this to any type whose alignment
is set using __declspec(align(...)). This caused lots of errors when we switch
SmallVector over to use the automatically aligned character array
utilities as they used __declspec(align(...)) heavily.

As a pretty horrible but effective work-around, we instead cherry pick
the smallest alignment sizes with specific types that happen to have the
correct alignment, and then fall back to the attribute solution past
them. This should resolve the MSVC build errors folks have been hitting.
Sorry for that. In good news, it will do this without introducing other
UB I hope. =]

Thanks to Timur Iskhodzhanov for helping me test this!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162549 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoCustom lower FMA intrinsics to target specific nodes and remove the patterns.
Craig Topper [Fri, 24 Aug 2012 04:03:22 +0000 (04:03 +0000)]
Custom lower FMA intrinsics to target specific nodes and remove the patterns.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162534 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoUse DW_FORM_flag_present to save space in debug information if we're
Eric Christopher [Fri, 24 Aug 2012 01:14:27 +0000 (01:14 +0000)]
Use DW_FORM_flag_present to save space in debug information if we're
not in darwin gdb compat mode.

Fixes rdar://10975088

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162526 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd support for some missing DW_FORM_*.
Eric Christopher [Fri, 24 Aug 2012 01:14:23 +0000 (01:14 +0000)]
Add support for some missing DW_FORM_*.

TODO: Fix code duplication and coding style.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162525 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFormatting.
Eric Christopher [Fri, 24 Aug 2012 01:14:21 +0000 (01:14 +0000)]
Formatting.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162524 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix undefined behavior (negation of INT_MIN) in ARM backend.
Richard Smith [Fri, 24 Aug 2012 00:35:46 +0000 (00:35 +0000)]
Fix undefined behavior (negation of INT_MIN) in ARM backend.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162520 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix floating-point divide by zero, in a case where the value was not going to be...
Richard Smith [Fri, 24 Aug 2012 00:31:45 +0000 (00:31 +0000)]
Fix floating-point divide by zero, in a case where the value was not going to be used anyway.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162518 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRemove some spurious mayLoad = 0 flags.
Jakob Stoklund Olesen [Fri, 24 Aug 2012 00:31:20 +0000 (00:31 +0000)]
Remove some spurious mayLoad = 0 flags.

They were inserted to silence TableGen's warning about
redundant properties. That warning is now gone.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162517 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoHeed guessInstructionProperties, and stop warning on redundant flags.
Jakob Stoklund Olesen [Fri, 24 Aug 2012 00:31:16 +0000 (00:31 +0000)]
Heed guessInstructionProperties, and stop warning on redundant flags.

Emit TableGen errors if guessInstructionProperties is 0 and
instruction properties can't be inferred from patterns.

Allow explicit instruction properties even when they can be inferred.

This patch doesn't change the TableGen output. Redundant properties
are not yet verified because the tree has errors.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162516 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd missing SDNP properties on the flushw node.
Jakob Stoklund Olesen [Fri, 24 Aug 2012 00:31:13 +0000 (00:31 +0000)]
Add missing SDNP properties on the flushw node.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162515 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoX86MemBarrier has unmodeled side effects.
Jakob Stoklund Olesen [Fri, 24 Aug 2012 00:31:10 +0000 (00:31 +0000)]
X86MemBarrier has unmodeled side effects.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162514 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix undefined behavior (signed integer overflow) when Clang parses a hexfloat with...
Richard Smith [Fri, 24 Aug 2012 00:01:19 +0000 (00:01 +0000)]
Fix undefined behavior (signed integer overflow) when Clang parses a hexfloat with an enormous exponent. Caught by an existing unit test + -ftrapv.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162505 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFormatting cleanup.
Eric Christopher [Thu, 23 Aug 2012 23:26:57 +0000 (23:26 +0000)]
Formatting cleanup.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162499 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd an assert here in case parsing gave us a NULL compile unit.
Eric Christopher [Thu, 23 Aug 2012 23:21:11 +0000 (23:21 +0000)]
Add an assert here in case parsing gave us a NULL compile unit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162498 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRemove the DW_AT_MIPS_linkage name attribute when we don't need it
Eric Christopher [Thu, 23 Aug 2012 22:52:55 +0000 (22:52 +0000)]
Remove the DW_AT_MIPS_linkage name attribute when we don't need it
output (we're emitting a specification already and the information
isn't changing) and we're not in old gdb compat mode.

Saves 1% on the debug information for a build of llvm.

Fixes rdar://11043421

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162493 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoTurn these two options in to trinary state so that they can be
Eric Christopher [Thu, 23 Aug 2012 22:36:40 +0000 (22:36 +0000)]
Turn these two options in to trinary state so that they can be
turned on and off separate from the platform if you're on darwin.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162487 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd a flag to DwarfDebug to allow it to communicate whether or not
Eric Christopher [Thu, 23 Aug 2012 22:36:36 +0000 (22:36 +0000)]
Add a flag to DwarfDebug to allow it to communicate whether or not
we're using the darwin old gdb compat mode for emitting dwarf.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162486 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoPreserve operand flags in convertToThreeAddress() by copying operands.
Jakob Stoklund Olesen [Thu, 23 Aug 2012 22:36:31 +0000 (22:36 +0000)]
Preserve operand flags in convertToThreeAddress() by copying operands.

No test case, this is a generalization of r160260.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162485 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoTristate mayLoad, mayStore, and hasSideEffects.
Jakob Stoklund Olesen [Thu, 23 Aug 2012 19:34:46 +0000 (19:34 +0000)]
Tristate mayLoad, mayStore, and hasSideEffects.

Keep track of the set/unset state of these bits along with their
true/false values, but treat '?' as '0' for now.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162461 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd CodeGenTarget::guessInstructionProperties.
Jakob Stoklund Olesen [Thu, 23 Aug 2012 19:34:41 +0000 (19:34 +0000)]
Add CodeGenTarget::guessInstructionProperties.

Currently, TableGen just guesses instruction properties when it can't
infer them form patterns.

This adds a guessInstructionProperties flag to the instruction set
definition that will be used to disable guessing. The flag is intended
as a migration aid. It will be removed again when no more targets need
their properties guessed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162460 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix attributes on X86 store intrinsics.
Jakob Stoklund Olesen [Thu, 23 Aug 2012 19:21:38 +0000 (19:21 +0000)]
Fix attributes on X86 store intrinsics.

These intrinsics don't have unmodeled side effects, they are just
stores.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162459 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix a stub signature. HeuristicReduce should return a bool.
Lang Hames [Thu, 23 Aug 2012 19:06:23 +0000 (19:06 +0000)]
Fix a stub signature. HeuristicReduce should return a bool.

This should fix a -Wdocumentation warning.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162458 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFavor FMA3 over FMA4 if both are enabled.
Craig Topper [Thu, 23 Aug 2012 18:14:30 +0000 (18:14 +0000)]
Favor FMA3 over FMA4 if both are enabled.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162454 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix a bunch of -Wdocumentation warnings.
Dmitri Gribenko [Thu, 23 Aug 2012 16:54:08 +0000 (16:54 +0000)]
Fix a bunch of -Wdocumentation warnings.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162446 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoTypo.
Eric Christopher [Thu, 23 Aug 2012 07:32:06 +0000 (07:32 +0000)]
Typo.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162438 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoOnly emit the __debug_inlined section if we're trying to be compatible
Eric Christopher [Thu, 23 Aug 2012 07:32:02 +0000 (07:32 +0000)]
Only emit the __debug_inlined section if we're trying to be compatible
with older gdbs on darwin.

rdar://10975874

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162436 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoMake this darwin specific to try to silence the bots.
Eric Christopher [Thu, 23 Aug 2012 07:18:46 +0000 (07:18 +0000)]
Make this darwin specific to try to silence the bots.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162435 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoEmit pubtypes only when going for darwin gdb compatibility.
Eric Christopher [Thu, 23 Aug 2012 07:10:56 +0000 (07:10 +0000)]
Emit pubtypes only when going for darwin gdb compatibility.

rdar://10393214

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162434 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFilecheck-ize.
Eric Christopher [Thu, 23 Aug 2012 07:10:51 +0000 (07:10 +0000)]
Filecheck-ize.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162433 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd an option for darwin gdb compatibility.
Eric Christopher [Thu, 23 Aug 2012 07:10:46 +0000 (07:10 +0000)]
Add an option for darwin gdb compatibility.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162432 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoMake the setInst method take its MCInst parameter by reference, a la Jim's
Lang Hames [Thu, 23 Aug 2012 07:00:48 +0000 (07:00 +0000)]
Make the setInst method take its MCInst parameter by reference, a la Jim's
change in r162404.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162431 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoUse a switch statement instead of a bunch of if-else checks and pull out the common...
Craig Topper [Thu, 23 Aug 2012 04:57:36 +0000 (04:57 +0000)]
Use a switch statement instead of a bunch of if-else checks and pull out the common function call.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162428 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRemove unused private field to silence build warning.
Craig Topper [Thu, 23 Aug 2012 04:45:31 +0000 (04:45 +0000)]
Remove unused private field to silence build warning.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162426 91177308-0d34-0410-b5e6-96231b3b80d8

12 years ago80-col.
Eric Christopher [Thu, 23 Aug 2012 00:52:51 +0000 (00:52 +0000)]
80-col.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162422 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoTidy.
Eric Christopher [Thu, 23 Aug 2012 00:52:49 +0000 (00:52 +0000)]
Tidy.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162421 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoSimplify the computeOperandLatency API.
Andrew Trick [Thu, 23 Aug 2012 00:39:43 +0000 (00:39 +0000)]
Simplify the computeOperandLatency API.

The logic for recomputing latency based on a ScheduleDAG edge was
shady. This bypasses the problem by requiring the client to provide
operand indices. This ensures consistent use of the machine model's
API.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162420 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoMake function loadImmediate a member of MipsSEInstrInfo and change it to return
Akira Hatanaka [Thu, 23 Aug 2012 00:21:05 +0000 (00:21 +0000)]
Make function loadImmediate a member of MipsSEInstrInfo and change it to return
the temporary register that was used to load the immediate. Currently, it always
returns register $at, but this will change if, in the future, we decide to use
another register.

No changes in functionality.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162417 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd a member of type Mips16InstrInfo/MipsSEInstrInfo to class
Akira Hatanaka [Wed, 22 Aug 2012 23:58:53 +0000 (23:58 +0000)]
Add a member of type Mips16InstrInfo/MipsSEInstrInfo to class
Mips16RegisterInfo/MipsSERegisterInfo.

No changes in functionality.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162413 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix an assortment of doxygen comment mistakes found by -Wdocumentation.
Ted Kremenek [Wed, 22 Aug 2012 23:49:16 +0000 (23:49 +0000)]
Fix an assortment of doxygen comment mistakes found by -Wdocumentation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162411 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoPrint out the location of expanded multiclass defs in TableGen errors.
Jakob Stoklund Olesen [Wed, 22 Aug 2012 23:33:58 +0000 (23:33 +0000)]
Print out the location of expanded multiclass defs in TableGen errors.

When reporting an error for a defm, we would previously only report the
location of the outer defm, which is not always where the error is.

Now we also print the location of the expanded multiclass defs:

lib/Target/X86/X86InstrSSE.td:2902:12: error: foo
  defm ADD : basic_sse12_fp_binop_s<0x58, "add", fadd, SSE_ALU_ITINS_S>,
             ^
lib/Target/X86/X86InstrSSE.td:2801:11: note: instantiated from multiclass
  defm PD : sse12_fp_packed<opc, !strconcat(OpcodeStr, "pd"), OpNode, VR128,
            ^
lib/Target/X86/X86InstrSSE.td:194:5: note: instantiated from multiclass
    def rm : PI<opc, MRMSrcMem, (outs RC:$dst), (ins RC:$src1, x86memop:$src2),
        ^

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162409 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoMCInstFragment constructor should take by-reference MCInst.
Jim Grosbach [Wed, 22 Aug 2012 22:19:40 +0000 (22:19 +0000)]
MCInstFragment constructor should take by-reference MCInst.

The MCInst is immediately passed to the copy-constructor for local
storage, so there's no need for the parameter itself to be by-value.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162404 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agodarwin/cross-build: Unset SDKROOT when building BuildTools.
Daniel Dunbar [Wed, 22 Aug 2012 22:01:01 +0000 (22:01 +0000)]
darwin/cross-build: Unset SDKROOT when building BuildTools.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162402 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoSimplifyLibCalls: Give all safely-shrinkable libcalls the same treatment.
Benjamin Kramer [Wed, 22 Aug 2012 19:39:15 +0000 (19:39 +0000)]
SimplifyLibCalls: Give all safely-shrinkable libcalls the same treatment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162383 91177308-0d34-0410-b5e6-96231b3b80d8

12 years ago[ms-inline asm] Avoid a false positive assertion
Chad Rosier [Wed, 22 Aug 2012 19:14:29 +0000 (19:14 +0000)]
[ms-inline asm] Avoid a false positive assertion

Assertion failed: (Start.isValid() == End.isValid() && "Start and end should
either both be valid or both be invalid!")

when parsing inline asm.  SMLoc assumes that the first char * in the source is
invalid.  However, when parsing an inline asm the mnemonic is at this location.
I don't want to change SMLoc, so use a trivial workaround.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162381 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoWhitespace.
Chad Rosier [Wed, 22 Aug 2012 17:34:11 +0000 (17:34 +0000)]
Whitespace.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162370 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd test case for r162368.
Chad Rosier [Wed, 22 Aug 2012 17:31:04 +0000 (17:31 +0000)]
Add test case for r162368.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162369 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd a few float shrinking optimizations to SimplifyLibCalls. Unsafe
Chad Rosier [Wed, 22 Aug 2012 17:22:33 +0000 (17:22 +0000)]
Add a few float shrinking optimizations to SimplifyLibCalls.  Unsafe
optimizations are guarded by the -enable-double-float-shrink LLVM option.
Last bit of PR13574.  Patch by Weiming Zhao <weimingz@codeaurora.org>.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162368 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoTidy up a few more uses of MF.getFunction()->getName().
David Blaikie [Wed, 22 Aug 2012 17:18:53 +0000 (17:18 +0000)]
Tidy up a few more uses of MF.getFunction()->getName().

Based on CR feedback from r162301 and Craig Topper's refactoring in r162347
here are a few other places that could use the same API (& in one instance drop
a Function.h dependency).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162367 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd a new helper function, AddOpt(F1, F1, Opt), as part of PR13574. No
Chad Rosier [Wed, 22 Aug 2012 16:52:57 +0000 (16:52 +0000)]
Add a new helper function, AddOpt(F1, F1, Opt), as part of PR13574.  No
functional change intended.  Patch by Weiming Zhao <weimingz@codeaurora.org>.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162363 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoReduce duplicated hash map lookups.
Benjamin Kramer [Wed, 22 Aug 2012 15:37:57 +0000 (15:37 +0000)]
Reduce duplicated hash map lookups.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162362 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRejected 169195. As Duncan commented, bitcasting to proper type is wrong approach...
Stepan Dyatkovskiy [Wed, 22 Aug 2012 09:33:55 +0000 (09:33 +0000)]
Rejected 169195. As Duncan commented, bitcasting to proper type is wrong approach. We need to insert some valid TRANCATE node here.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162354 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd a getName function to MachineFunction. Use it in places that previously did getFu...
Craig Topper [Wed, 22 Aug 2012 06:07:19 +0000 (06:07 +0000)]
Add a getName function to MachineFunction. Use it in places that previously did getFunction()->getName(). Remove includes of Function.h that are no longer needed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162347 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoDon't cache the MBB in the class. Its only used by one function. Change a for loop...
Craig Topper [Wed, 22 Aug 2012 05:59:59 +0000 (05:59 +0000)]
Don't cache the MBB in the class. Its only used by one function. Change a for loop over operands to use unsigned instead of int.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162344 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoMark a function as static since it doesn't use anything in the class.
Craig Topper [Wed, 22 Aug 2012 05:36:44 +0000 (05:36 +0000)]
Mark a function as static since it doesn't use anything in the class.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162342 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd register Mips::GP to the list of reserved registers if target is bare-metal
Akira Hatanaka [Wed, 22 Aug 2012 03:18:13 +0000 (03:18 +0000)]
Add register Mips::GP to the list of reserved registers if target is bare-metal
to prevent it from being clobbered. mips uses $gp to access small data section.

This bug was originally reported by Carl Norum.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162340 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd option disable-mips-delay-filler. Turn on mips' delay slot filler by
Akira Hatanaka [Wed, 22 Aug 2012 02:51:28 +0000 (02:51 +0000)]
Add option disable-mips-delay-filler. Turn on mips' delay slot filler by
default.

Patch by Carl Norum.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162339 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoTblGen: Make asm-matcher ConvertToMCInst() table driven.
Jim Grosbach [Wed, 22 Aug 2012 01:06:23 +0000 (01:06 +0000)]
TblGen: Make asm-matcher ConvertToMCInst() table driven.

No change in interface or functionality. Purely under-the-hood
details of the generated function that change.

The X86 assembly parser is reduced in size by over 15% and ARM by
over 10%.

No performance change by my measurements.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162337 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFor mips64 switch statements in subroutines could generate
Jack Carter [Wed, 22 Aug 2012 00:49:30 +0000 (00:49 +0000)]
For mips64 switch statements in subroutines could generate
within the codegen EK_GPRel64BlockAddress. This was not
supported for direct object output and resulted in an assertion.

This change adds support for EK_GPRel64BlockAddress for
direct object.

One fallout from this is to turn on rela relocations
for mips64 to match gas.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162334 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoInitialize SelectionDAGBuilder's Context in 'init', not in its constructor. The
Richard Smith [Wed, 22 Aug 2012 00:42:39 +0000 (00:42 +0000)]
Initialize SelectionDAGBuilder's Context in 'init', not in its constructor. The
SelectionDAG's 'init' has not been called when the SelectionDAGBuilder is
constructed (in SelectionDAGISel's constructor), so this was previously always
initialized with 0.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162333 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoReduce alignment of SmallVector<T> to the required amount, rather than forcing 16...
Richard Smith [Wed, 22 Aug 2012 00:11:07 +0000 (00:11 +0000)]
Reduce alignment of SmallVector<T> to the required amount, rather than forcing 16-byte alignment. This fixes misaligned SmallVector accesses via ExtractValueInst's SmallVector data member.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162331 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd a few functions to TargetLibraryInfo as part of PR13574.
Chad Rosier [Tue, 21 Aug 2012 23:28:56 +0000 (23:28 +0000)]
Add a few functions to TargetLibraryInfo as part of PR13574.
Patch by Weiming Zhao <weimingz@codeaurora.org>.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162329 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoMaximumSpanningTree::EdgeWeightCompare: Make this comparator actually be a
Richard Smith [Tue, 21 Aug 2012 21:03:40 +0000 (21:03 +0000)]
MaximumSpanningTree::EdgeWeightCompare: Make this comparator actually be a
strict weak ordering, and don't pass possibly-null pointers to dyn_cast.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162314 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix misaligned access in MachO object file reader: despite containing an
Richard Smith [Tue, 21 Aug 2012 20:52:03 +0000 (20:52 +0000)]
Fix misaligned access in MachO object file reader: despite containing an
int64_t, Symbol64TableEntry is actually only stored with 4-byte alignment
within the file.

The usage of #pragma pack here is copied from the corresponding code in
Support/Endian.h, so shouldn't introduce any new portability problems.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162312 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix unaligned memory accesses when performing relocations in X86 JIT. There's
Richard Smith [Tue, 21 Aug 2012 20:48:36 +0000 (20:48 +0000)]
Fix unaligned memory accesses when performing relocations in X86 JIT. There's
no cost to using memcpy here: the fixed code is optimized by LLVM to perfect
machine code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162311 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoDon't pass a null pointer to cast<> in its unit tests.
Richard Smith [Tue, 21 Aug 2012 20:39:25 +0000 (20:39 +0000)]
Don't pass a null pointer to cast<> in its unit tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162310 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoDon't bind a reference to a dereferenced null pointer (for return value of WeakVH...
Richard Smith [Tue, 21 Aug 2012 20:35:14 +0000 (20:35 +0000)]
Don't bind a reference to a dereferenced null pointer (for return value of WeakVH::operator*).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162309 91177308-0d34-0410-b5e6-96231b3b80d8

12 years ago[ms-inline asm] Do not report a Parser error when matching inline assembly.
Chad Rosier [Tue, 21 Aug 2012 19:36:59 +0000 (19:36 +0000)]
[ms-inline asm] Do not report a Parser error when matching inline assembly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162306 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoIgnore the documentation-suggested location for compile_commands.json
David Blaikie [Tue, 21 Aug 2012 19:23:30 +0000 (19:23 +0000)]
Ignore the documentation-suggested location for compile_commands.json

According to http://clang.llvm.org/docs/HowToSetupToolingForLLVM.html
it's suggested that compile_commands.json in the root of the LLVM source tree
should be a symlink to the json file produced by your build system of choice.

So here's a patch so it doesn't turn up in git status, etc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162305 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoThe presence of the empty file "foo" unfortunately does not improve LLVM in any way.
David Blaikie [Tue, 21 Aug 2012 19:13:12 +0000 (19:13 +0000)]
The presence of the empty file "foo" unfortunately does not improve LLVM in any way.

Thanks to Duncan Sands for catching this random file in code review.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162304 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRemove unnecessary cast that was also unnecessarily casting away constness.
David Blaikie [Tue, 21 Aug 2012 18:54:23 +0000 (18:54 +0000)]
Remove unnecessary cast that was also unnecessarily casting away constness.

Even looking at the revision history I couldn't quite piece together why this
cast was ever written in the first place, but I assume it was because of some
change in the inheritance, perhaps this function was reimplemented in a
derived type & this caller was meant to get the base version (& it wasn't
virtual)?

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162301 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoProvide a portability macro for __builtin_trap.
David Blaikie [Tue, 21 Aug 2012 18:54:21 +0000 (18:54 +0000)]
Provide a portability macro for __builtin_trap.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162300 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix macros arguments with an underscore, dot or dollar in them. This is based
Rafael Espindola [Tue, 21 Aug 2012 18:29:30 +0000 (18:29 +0000)]
Fix macros arguments with an underscore, dot or dollar in them. This is based
on a patch by Andy/PaX. I added the support for dot and dollar.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162298 91177308-0d34-0410-b5e6-96231b3b80d8

12 years ago[ms-inline asm] Expose the ErrorInfo from the MatchInstructionImpl. In general,
Chad Rosier [Tue, 21 Aug 2012 18:14:59 +0000 (18:14 +0000)]
[ms-inline asm] Expose the ErrorInfo from the MatchInstructionImpl.  In general,
this is the index of the operand that failed to match.

Note: This may cause a buildbot failure due to an API mismatch in clang.  Should
recover with my next commit to clang.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162295 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFormatting. No functional change.
Chad Rosier [Tue, 21 Aug 2012 17:22:47 +0000 (17:22 +0000)]
Formatting.  No functional change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162292 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoMake the wording in of the "expected identifier" error in the .macro directive
Rafael Espindola [Tue, 21 Aug 2012 17:12:05 +0000 (17:12 +0000)]
Make the wording in of the "expected identifier" error in the .macro directive
consistent with the other "expected identifier" errors.
Extracted from the Andy/PaX patch. I added the test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162291 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoPacify PVS-Studio by changing the type rather than doing a cast, a tweak
Duncan Sands [Tue, 21 Aug 2012 16:20:37 +0000 (16:20 +0000)]
Pacify PVS-Studio by changing the type rather than doing a cast, a tweak
suggested by David Blaikie.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162286 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd support for the --param ssp-buffer-size= driver option.
Chad Rosier [Tue, 21 Aug 2012 16:15:24 +0000 (16:15 +0000)]
Add support for the --param ssp-buffer-size= driver option.
PR9673

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162284 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoUse typedefs. Fix indentation. Extracted from the Andy/PaX patch.
Rafael Espindola [Tue, 21 Aug 2012 16:06:48 +0000 (16:06 +0000)]
Use typedefs. Fix indentation. Extracted from the Andy/PaX patch.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162283 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRemove unused variable. Extracted from the Andy/PaX patch.
Rafael Espindola [Tue, 21 Aug 2012 16:01:14 +0000 (16:01 +0000)]
Remove unused variable. Extracted from the Andy/PaX patch.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162282 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix typo. Extracted from the Andy/PaX patch.
Rafael Espindola [Tue, 21 Aug 2012 15:55:04 +0000 (15:55 +0000)]
Fix typo. Extracted from the Andy/PaX patch.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162281 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoMCJIT: Tidy up the constructor.
Jim Grosbach [Tue, 21 Aug 2012 15:42:49 +0000 (15:42 +0000)]
MCJIT: Tidy up the constructor.

The MCJIT doesn't need or want a TargetJITInfo. That's vestigal from the old
JIT, so just remove it.

rdar://12119347

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162280 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoPVS-Studio noticed that EmitVBR64 would perform undefined behaviour if the
Duncan Sands [Tue, 21 Aug 2012 13:47:25 +0000 (13:47 +0000)]
PVS-Studio noticed that EmitVBR64 would perform undefined behaviour if the
number of bits was bigger than 32.  I checked every use of this function
that I could find and it looks like the maximum number of bits is 32, so I've
added an assertion checking this property, and a type cast to (hopefully) stop
PVS-Studio from warning about this in the future.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162277 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd correct set of regression tests for r162094 commit.
Tim Northover [Tue, 21 Aug 2012 12:43:03 +0000 (12:43 +0000)]
Add correct set of regression tests for r162094 commit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162276 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoPort the global copy optimization from the SROA pass to InstCombine.
Chandler Carruth [Tue, 21 Aug 2012 08:39:44 +0000 (08:39 +0000)]
Port the global copy optimization from the SROA pass to InstCombine.
This optimization is really just replacing allocas wholesale with
globals, there is no scalarization.

The underlying motivation for this patch is to simplify the SROA pass
and focus it on splitting and promoting allocas.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162271 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix up indentation and remove a couple else's after returns.
Craig Topper [Tue, 21 Aug 2012 08:29:51 +0000 (08:29 +0000)]
Fix up indentation and remove a couple else's after returns.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162270 91177308-0d34-0410-b5e6-96231b3b80d8

12 years ago[asan] add code to detect global initialization fiasco in C/C++. The sub-pass is...
Kostya Serebryany [Tue, 21 Aug 2012 08:24:25 +0000 (08:24 +0000)]
[asan] add code to detect global initialization fiasco in C/C++. The sub-pass is off by default for now. Patch by Reid Watson. Note: this patch changes the interface between LLVM and compiler-rt parts of asan. The corresponding patch to compiler-rt will follow.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162268 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoUse uint16_t for tables of opcodes.
Craig Topper [Tue, 21 Aug 2012 08:23:21 +0000 (08:23 +0000)]
Use uint16_t for tables of opcodes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162267 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix up indentation. No functional change.
Craig Topper [Tue, 21 Aug 2012 08:17:07 +0000 (08:17 +0000)]
Fix up indentation. No functional change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162264 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd a couple llvm_unreachables. Add a message to several others.
Craig Topper [Tue, 21 Aug 2012 08:16:16 +0000 (08:16 +0000)]
Add a couple llvm_unreachables. Add a message to several others.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162263 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoReplace a break with llvm_unreachable in the default case of a nested switch. Condens...
Craig Topper [Tue, 21 Aug 2012 07:32:16 +0000 (07:32 +0000)]
Replace a break with llvm_unreachable in the default case of a nested switch. Condense code a bit. No functional change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162261 91177308-0d34-0410-b5e6-96231b3b80d8