platform/upstream/llvm.git
12 years agoChange the MacOSX Symbols::DownloadObjectAndSymbolFile to look up
Jason Molenda [Tue, 30 Oct 2012 21:26:30 +0000 (21:26 +0000)]
Change the MacOSX Symbols::DownloadObjectAndSymbolFile to look up
"~rc" via getpwnam() instead of doing tilde expansion and doing soft-link
dereferencing via realpath() - if we're pointing to a softlink, leave it
as-is.
<rdar://problem/12597698>

llvm-svn: 167052

12 years agoFix PR14212: For some strange reason I treated vectors differently from
Chandler Carruth [Tue, 30 Oct 2012 20:52:40 +0000 (20:52 +0000)]
Fix PR14212: For some strange reason I treated vectors differently from
integers in that the code to handle split alloca-wide integer loads or
stores doesn't come first. It should, for the same reasons as with
integers, and the PR attests to that. Also had to fix a busted assert in
that this test case also covers.

llvm-svn: 167051

12 years ago[inline asm] Get the mayLoad/mayStore directly from the MIOp_ExtraInfo operand.
Chad Rosier [Tue, 30 Oct 2012 20:39:19 +0000 (20:39 +0000)]
[inline asm] Get the mayLoad/mayStore directly from the MIOp_ExtraInfo operand.

llvm-svn: 167050

12 years agoBBVectorize: Cache fixed-order pairs instead of recomputing pointer info.
Hal Finkel [Tue, 30 Oct 2012 20:17:37 +0000 (20:17 +0000)]
BBVectorize: Cache fixed-order pairs instead of recomputing pointer info.

Instead of recomputing relative pointer information just prior to fusing,
cache this information (which also needs to be computed during the
candidate-pair selection process). This cuts down on the total number of
SE queries made, and also is a necessary intermediate step on the road toward
including shuffle costs in the pair selection procedure.

No functionality change is intended.

llvm-svn: 167049

12 years ago[mips] Allow tail-call optimization for vararg functions and functions which
Akira Hatanaka [Tue, 30 Oct 2012 20:16:31 +0000 (20:16 +0000)]
[mips] Allow tail-call optimization for vararg functions and functions which
use the caller's stack.

llvm-svn: 167048

12 years agoobjective-C arc/mrr: Another patch for the new captured block variable
Fariborz Jahanian [Tue, 30 Oct 2012 20:05:29 +0000 (20:05 +0000)]
objective-C arc/mrr: Another patch for the new captured block variable
layout meta-data.  It is currently off (so no tests). This is wip.

llvm-svn: 167047

12 years agoAdd a comment for r167040.
Chad Rosier [Tue, 30 Oct 2012 20:01:12 +0000 (20:01 +0000)]
Add a comment for r167040.

llvm-svn: 167046

12 years agoLoopIdiom: Fix a serious missed optimization: we only turned top-level loops into...
Benjamin Kramer [Tue, 30 Oct 2012 19:49:39 +0000 (19:49 +0000)]
LoopIdiom: Fix a serious missed optimization: we only turned top-level loops into memmove.

Thanks to Preston Briggs for catching this!

llvm-svn: 167045

12 years agoBBVectorize: Fix a small bug introduced in r167042.
Hal Finkel [Tue, 30 Oct 2012 19:47:37 +0000 (19:47 +0000)]
BBVectorize: Fix a small bug introduced in r167042.

We need to make sure that we take the correct load/store alignment
when the inputs are flipped.

llvm-svn: 167044

12 years agoAdd code for saving formal argument information to MipsFunctionInfo. This
Akira Hatanaka [Tue, 30 Oct 2012 19:37:25 +0000 (19:37 +0000)]
Add code for saving formal argument information to MipsFunctionInfo. This
information will be used by IsEligibleForTailCallOptimization to determine
whether a call can be tail-call optimized.

llvm-svn: 167043

12 years agoBBVectorize: Simplify how input swapping is handled.
Hal Finkel [Tue, 30 Oct 2012 19:35:29 +0000 (19:35 +0000)]
BBVectorize: Simplify how input swapping is handled.

Stop propagating the FlipMemInputs variable into the routines that
create the replacement instructions. Instead, just flip the arguments
of those routines. This allows for some associated cleanup (not all
of which is done here). No functionality change is intended.

llvm-svn: 167042

12 years agoAdd definition of function MipsTargetLowering::passArgOnStack which emits nodes
Akira Hatanaka [Tue, 30 Oct 2012 19:23:25 +0000 (19:23 +0000)]
Add definition of function MipsTargetLowering::passArgOnStack which emits nodes
for passing a function call argument on a stack.

llvm-svn: 167041

12 years ago[inline asm] Implement mayLoad and mayStore for inline assembly. In general,
Chad Rosier [Tue, 30 Oct 2012 19:11:54 +0000 (19:11 +0000)]
[inline asm] Implement mayLoad and mayStore for inline assembly.  In general,
the MachineInstr MayLoad/MayLoad flags are based on the tablegen implementation.
For inline assembly, however, we need to compute these based on the constraints.

Revert r166929 as this is no longer needed, but leave the test case in place.
rdar://12033048 and PR13504

llvm-svn: 167040

12 years agoDo not do tail-call optimization if target is mips16.
Akira Hatanaka [Tue, 30 Oct 2012 19:07:58 +0000 (19:07 +0000)]
Do not do tail-call optimization if target is mips16.

llvm-svn: 167039

12 years agoRename uses of _ and __ because these are getting stepped on by macros from other...
Howard Hinnant [Tue, 30 Oct 2012 19:06:59 +0000 (19:06 +0000)]
Rename uses of _ and __ because these are getting stepped on by macros from other system code.

llvm-svn: 167038

12 years agoBBVectorize: Don't make calls to SE when the result is unused.
Hal Finkel [Tue, 30 Oct 2012 18:55:49 +0000 (18:55 +0000)]
BBVectorize: Don't make calls to SE when the result is unused.

SE was being called during the instruction-fusion process (when the result
is unreliable, and thus ignored). No functionality change is intended.

llvm-svn: 167037

12 years ago80-col
Nadav Rotem [Tue, 30 Oct 2012 18:37:43 +0000 (18:37 +0000)]
80-col

llvm-svn: 167036

12 years agoLoopVectorize: Add support for write-only loops when the write destination is a singl...
Nadav Rotem [Tue, 30 Oct 2012 18:36:45 +0000 (18:36 +0000)]
LoopVectorize: Add support for write-only loops when the write destination is a single pointer.
Speedup SciMark by 1%

llvm-svn: 167035

12 years agoPowerPC: Expand FSRQT for vector types
Adhemerval Zanella [Tue, 30 Oct 2012 18:29:42 +0000 (18:29 +0000)]
PowerPC: Expand FSRQT for vector types

This patch expands FSQRT for floating point vector types when altivec is
used.

llvm-svn: 167034

12 years agoPath from Ashok Thirumurthi:
Greg Clayton [Tue, 30 Oct 2012 18:18:43 +0000 (18:18 +0000)]
Path from Ashok Thirumurthi:

The attached patch adds eValueTypeVector to lldb_private::Value.  The nested struct Vector is patterned after RegisterValue::m_data.buffer.  This change to Value allows ClangExpressionDeclMap::LookupDecl to return vector register data for consumption by InterpreterStackFrame::ResolveValue.  Note that ResolveValue was tweaked slightly to allocate enough memory for vector registers.

An immediate result of this patch is that "expr $xmm0" generates the same results on Linux as on the Mac, which is good enough for TestRegisters.py.  In addition, the log of m_memory.PrintData(data_region.m_base, data_region.m_extent) shows that the register content has been resolved successfully.  On the other hand, the output is glaringly empty:
    runCmd: expr $xmm0
    output: (unsigned char __attribute__((ext_vector_type(16)))) $0 = {}
    Expecting sub string: vector_type
    Matched

llvm-svn: 167033

12 years agoLoopVectorize: Fix a bug in the initialization of reduction variables. AND needs...
Nadav Rotem [Tue, 30 Oct 2012 18:12:36 +0000 (18:12 +0000)]
LoopVectorize: Fix a bug in the initialization of reduction variables. AND needs to start at all-one
while XOR, and OR need to start at zero.

llvm-svn: 167032

12 years agoSet %defaultjit to use MCJIT for PowerPC targets.
Ulrich Weigand [Tue, 30 Oct 2012 18:07:58 +0000 (18:07 +0000)]
Set %defaultjit to use MCJIT for PowerPC targets.
Update Transforms/LICM/2003-12-11-SinkingToPHI.ll test to use
%defaultjit as well.

llvm-svn: 167031

12 years agoReplace printf with result.Printf, so that the plugin shows its output with any confi...
Enrico Granata [Tue, 30 Oct 2012 18:01:15 +0000 (18:01 +0000)]
Replace printf with result.Printf, so that the plugin shows its output with any configuration of the LLDB I/O streams (esp. useful in graphic environments such as Xcode)

llvm-svn: 167030

12 years agoFix grammar.
Bill Wendling [Tue, 30 Oct 2012 17:51:02 +0000 (17:51 +0000)]
Fix grammar.

llvm-svn: 167029

12 years agoPatch from Matt Kopec <matt.kopec@intel.com> to handle stepping into multiply-nested...
Jim Ingham [Tue, 30 Oct 2012 17:44:49 +0000 (17:44 +0000)]
Patch from Matt Kopec <matt.kopec@intel.com> to handle stepping into multiply-nested inlined code.

llvm-svn: 167028

12 years agoEnable ELF machine type to be specified explicitly in X86 backend
Michael Liao [Tue, 30 Oct 2012 17:33:39 +0000 (17:33 +0000)]
Enable ELF machine type to be specified explicitly in X86 backend

llvm-svn: 167027

12 years agoPatch from Matt Kopec:
Greg Clayton [Tue, 30 Oct 2012 17:11:34 +0000 (17:11 +0000)]
Patch from Matt Kopec:

This patch switches support on Linux from JIT to MCJIT.

llvm-svn: 167026

12 years agoFixed File::SeekFromEnd() to use SEEK_END insted of SEEK_CUR.
Greg Clayton [Tue, 30 Oct 2012 17:04:45 +0000 (17:04 +0000)]
Fixed File::SeekFromEnd() to use SEEK_END insted of SEEK_CUR.

llvm-svn: 167025

12 years agoUse the "data()" accessor on the std::vector<clang_type_t> in case it is empty.
Greg Clayton [Tue, 30 Oct 2012 17:02:18 +0000 (17:02 +0000)]
Use the "data()" accessor on the std::vector<clang_type_t> in case it is empty.

llvm-svn: 167024

12 years agoAdded the ability to get function return and argument types to SBType():
Greg Clayton [Tue, 30 Oct 2012 16:57:17 +0000 (16:57 +0000)]
Added the ability to get function return and argument types to SBType():

     bool
     SBType::IsFunctionType ();

     lldb::SBType
     SBType::GetFunctionReturnType ();

     lldb::SBTypeList
     SBType::GetFunctionArgumentTypes ();

llvm-svn: 167023

12 years agoChange ForceSizeOpt attribute into MinSize attribute
Quentin Colombet [Tue, 30 Oct 2012 16:33:19 +0000 (16:33 +0000)]
Change ForceSizeOpt attribute into MinSize attribute

llvm-svn: 167021

12 years agoChange ForceSizeOpt attribute into MinSize attribute
Quentin Colombet [Tue, 30 Oct 2012 16:32:52 +0000 (16:32 +0000)]
Change ForceSizeOpt attribute into MinSize attribute

llvm-svn: 167020

12 years agoAdd missing return to SBAddress::GetOffset(). This was caught by Carlo Kok.
Greg Clayton [Tue, 30 Oct 2012 16:32:38 +0000 (16:32 +0000)]
Add missing return to SBAddress::GetOffset(). This was caught by Carlo Kok.

llvm-svn: 167019

12 years agoFix isEliminableCastPair to work correctly in the presence of pointers
Duncan Sands [Tue, 30 Oct 2012 16:03:32 +0000 (16:03 +0000)]
Fix isEliminableCastPair to work correctly in the presence of pointers
with different sizes.

llvm-svn: 167018

12 years agoImplement descendant matchers for NestedNamespecifiers
Daniel Jasper [Tue, 30 Oct 2012 15:42:00 +0000 (15:42 +0000)]
Implement descendant matchers for NestedNamespecifiers

This implements has(), hasDescendant(), forEach() and
forEachDescendant() for NestedNameSpecifier and NestedNameSpecifierLoc
matchers.

Review: http://llvm-reviews.chandlerc.com/D86
llvm-svn: 167017

12 years agoswitch_to_lookup_table.ll: Remove some unnecessary lines, comments,
Hans Wennborg [Tue, 30 Oct 2012 15:11:52 +0000 (15:11 +0000)]
switch_to_lookup_table.ll: Remove some unnecessary lines, comments,
function attributes, etc.

llvm-svn: 167016

12 years agoPowerPC: More support for Altivec compare operations
Adhemerval Zanella [Tue, 30 Oct 2012 13:50:19 +0000 (13:50 +0000)]
PowerPC: More support for Altivec compare operations

This patch adds more support for vector type comparisons using altivec.
It adds correct support for v16i8, v8i16, v4i32, and v4f32 vector
types for comparison operators ==, !=, >, >=, <, and <=.

llvm-svn: 167015

12 years agoAdd a helper for telling whether a type is a pointer or vector of pointer type.
Duncan Sands [Tue, 30 Oct 2012 13:38:54 +0000 (13:38 +0000)]
Add a helper for telling whether a type is a pointer or vector of pointer type.
Simplify the implementation of the corresponding integer and float functions and
move them inline while there.

llvm-svn: 167014

12 years agoEnable some additional constant folding for PPCDoubleDouble.
Ulrich Weigand [Tue, 30 Oct 2012 12:33:18 +0000 (12:33 +0000)]
Enable some additional constant folding for PPCDoubleDouble.
This fixes Clang :: CodeGen/complex-builtints.c on PowerPC.

llvm-svn: 167013

12 years agoUse TargetTransformInfo to control switch-to-lookup table transformation
Hans Wennborg [Tue, 30 Oct 2012 11:23:25 +0000 (11:23 +0000)]
Use TargetTransformInfo to control switch-to-lookup table transformation

When the switch-to-lookup tables transform landed in SimplifyCFG, it
was pointed out that this could be inappropriate for some targets.
Since there was no way at the time for the pass to know anything about
the target, an awkward reverse-transform was added in CodeGenPrepare
that turned lookup tables back into switches for some targets.

This patch uses the new TargetTransformInfo to determine if a
switch should be transformed, and removes
CodeGenPrepare::ConvertLoadToSwitch.

llvm-svn: 167011

12 years agoFlag -ccc-clang-cxx was removed in r166986, remove it from compiler-rt lit configs
Alexey Samsonov [Tue, 30 Oct 2012 10:06:42 +0000 (10:06 +0000)]
Flag -ccc-clang-cxx was removed in r166986, remove it from compiler-rt lit configs

llvm-svn: 167010

12 years agoremove duplicate data array
Seth Cantrell [Tue, 30 Oct 2012 06:13:52 +0000 (06:13 +0000)]
remove duplicate data array

llvm-svn: 167007

12 years agofix calculation of end pointer
Seth Cantrell [Tue, 30 Oct 2012 06:13:50 +0000 (06:13 +0000)]
fix calculation of end pointer

llvm-svn: 167006

12 years agoUpdate test case.
Ted Kremenek [Tue, 30 Oct 2012 05:28:33 +0000 (05:28 +0000)]
Update test case.

llvm-svn: 167005

12 years ago[asan docs] explain why asan exits on the first error
Kostya Serebryany [Tue, 30 Oct 2012 05:07:05 +0000 (05:07 +0000)]
[asan docs] explain why asan exits on the first error

llvm-svn: 167004

12 years agoChange -Wcompare-distinct-pointer-type to -Wcompare-distinct-pointer-types, as
Ted Kremenek [Tue, 30 Oct 2012 04:43:57 +0000 (04:43 +0000)]
Change -Wcompare-distinct-pointer-type to -Wcompare-distinct-pointer-types, as
the warning is about comparing different types (plural).

llvm-svn: 167003

12 years agoTrim #includes.
Ted Kremenek [Tue, 30 Oct 2012 04:43:51 +0000 (04:43 +0000)]
Trim #includes.

llvm-svn: 167002

12 years ago[analyzer]SimpleStreamChecker: add a TODO for better leak report.
Anna Zaks [Tue, 30 Oct 2012 04:18:21 +0000 (04:18 +0000)]
[analyzer]SimpleStreamChecker: add a TODO for better leak report.

llvm-svn: 167001

12 years ago[analyzer] Fix a bug in REGISTER_MAP_WITH_PROGRAMSTATE
Anna Zaks [Tue, 30 Oct 2012 04:17:40 +0000 (04:17 +0000)]
[analyzer] Fix a bug in REGISTER_MAP_WITH_PROGRAMSTATE

The ImmutableMap should not be the key into the GDM map as there could
be several entries with the same map type. Thanks, Jordan.

This complicates the usage of the macro a bit. When we want to retrieve
the whole map, we need to use another name. Currently, I set it to be
Name ## Ty as in "type of the map we are storing in the ProgramState".

llvm-svn: 167000

12 years ago[analyzer] Rename REGISTER_MAP_WITH_GDM ->REGISTER_MAP_WITH_PROGRAMSTATE
Anna Zaks [Tue, 30 Oct 2012 04:17:18 +0000 (04:17 +0000)]
[analyzer] Rename REGISTER_MAP_WITH_GDM ->REGISTER_MAP_WITH_PROGRAMSTATE

llvm-svn: 166999

12 years agoRemove an invalid assert in TargetTransformImpl
Hal Finkel [Tue, 30 Oct 2012 02:41:57 +0000 (02:41 +0000)]
Remove an invalid assert in TargetTransformImpl

getCastInstrCost had an assert prohibiting scalar to vector casts. Such casts,
however, are allowed. This should make the vectorizer buildbot happier.

llvm-svn: 166998

12 years ago * Add e_flags enum for Hexagon
Sid Manning [Tue, 30 Oct 2012 02:26:15 +0000 (02:26 +0000)]
  * Add e_flags enum for Hexagon
  * Add Hexagon specific section indexes for small data
- Reviewed by Michael Spencer

llvm-svn: 166997

12 years agoRemove leftover const.
Rafael Espindola [Tue, 30 Oct 2012 01:49:46 +0000 (01:49 +0000)]
Remove leftover const.

llvm-svn: 166996

12 years ago[analyzer] Warn about reallocf with an allocation size of 0, like realloc.
Jordan Rose [Tue, 30 Oct 2012 01:37:16 +0000 (01:37 +0000)]
[analyzer] Warn about reallocf with an allocation size of 0, like realloc.

Patch by Sean McBride!

llvm-svn: 166995

12 years ago[analyzer] New checker for missing super calls in UIViewController subclasses.
Jordan Rose [Tue, 30 Oct 2012 01:21:35 +0000 (01:21 +0000)]
[analyzer] New checker for missing super calls in UIViewController subclasses.

This is a syntactic checker aimed at helping iOS programmers correctly
subclass and override the methods of UIViewController. While this should
eventually be covered by the 'objc_requires_super' attribute, this
checker can be used with the existing iOS SDKs without any header changes.

This new checker is currently named 'alpha.osx.cocoa.MissingSuperCall'.
Patch by Julian Mayer!

llvm-svn: 166993

12 years agoDon't crash on bad atomic operations. PR14176.
Eli Friedman [Tue, 30 Oct 2012 01:15:28 +0000 (01:15 +0000)]
Don't crash on bad atomic operations.  PR14176.

llvm-svn: 166992

12 years agoARM: Better disassembly for pc-relative LDR.
Jim Grosbach [Tue, 30 Oct 2012 01:04:51 +0000 (01:04 +0000)]
ARM: Better disassembly for pc-relative LDR.

When the operand is a plain immediate rather than a label, print it
as [pc, #imm] like we do for the Thumb2 wide encoding variant.

rdar://12154503

llvm-svn: 166991

12 years agoChange mips16 delay slot jumps to non delay slot forms by default.
Reed Kotler [Tue, 30 Oct 2012 00:54:49 +0000 (00:54 +0000)]
Change mips16 delay slot jumps to non delay slot forms by default.
We will make them delay slot forms if there is something that can be
placed in the delay slot during a separate pass. Mips16 extended instructions
cannot be placed in delay slots.

llvm-svn: 166990

12 years agoLoopVectorizer: change debug prints: Print the module identifier when deciding to...
Nadav Rotem [Tue, 30 Oct 2012 00:40:39 +0000 (00:40 +0000)]
LoopVectorizer: change debug prints: Print the module identifier when deciding to vectorize. When deciding not to vectorize do not print the called function name because it can be null.

llvm-svn: 166989

12 years agogetOriginalSourceFileName and getOriginalSourceFile can return a StringRef.
Rafael Espindola [Tue, 30 Oct 2012 00:38:13 +0000 (00:38 +0000)]
getOriginalSourceFileName and getOriginalSourceFile can return a StringRef.
MaybeAddSystemRootToFilename doesn't need to return anything, it modifies
its argument.

llvm-svn: 166988

12 years ago[PCH] The diagnostic state points can refer to previously created
Argyrios Kyrtzidis [Tue, 30 Oct 2012 00:27:21 +0000 (00:27 +0000)]
[PCH] The diagnostic state points can refer to previously created
diagnostic states; make sure the ASTReader sets the diagnostic state
properly instead of always recreating it.

Fixes rdar://12581618 & http://llvm.org/PR14181

llvm-svn: 166987

12 years agoIn the past "production" clang builds would not be used for c++, and
Rafael Espindola [Tue, 30 Oct 2012 00:13:16 +0000 (00:13 +0000)]
In the past "production" clang builds would not be used for c++, and
we had the -ccc-clang-cxx and -ccc-no-clang-cxx options to force them
on or off for testing.

Clang c++ support is now production quality and these options are dead.

llvm-svn: 166986

12 years agoRe-commit r166971. I reverted it to quickly, when buildbots didn't have a chance
Jakub Staszak [Tue, 30 Oct 2012 00:01:57 +0000 (00:01 +0000)]
Re-commit r166971. I reverted it to quickly, when buildbots didn't have a chance
to test it with chapni's fix (-mattr=+avx).

llvm-svn: 166985

12 years ago[libclang] Bump the version number of the libclang API.
Argyrios Kyrtzidis [Mon, 29 Oct 2012 23:53:52 +0000 (23:53 +0000)]
[libclang] Bump the version number of the libclang API.

llvm-svn: 166984

12 years agoRemove a bit of dead code.
Rafael Espindola [Mon, 29 Oct 2012 23:41:43 +0000 (23:41 +0000)]
Remove a bit of dead code.

llvm-svn: 166983

12 years agoFix ARM's b.w instruction for thumb 2 and the encoding T4. The branch target
Kevin Enderby [Mon, 29 Oct 2012 23:27:20 +0000 (23:27 +0000)]
Fix ARM's b.w instruction for thumb 2 and the encoding T4.  The branch target
is 24 bits not 20 and the decoding needed to correctly handle converting the
J1 and J2 bits to their I1 and I2 values to reconstruct the displacement.

llvm-svn: 166982

12 years agoMove getOriginalSourceFileName inline. Patch by Laszlo Nagy.
Rafael Espindola [Mon, 29 Oct 2012 23:26:40 +0000 (23:26 +0000)]
Move getOriginalSourceFileName inline. Patch by Laszlo Nagy.

llvm-svn: 166981

12 years ago[libclang] Introduce a version constant for the libclang API.
Argyrios Kyrtzidis [Mon, 29 Oct 2012 23:24:44 +0000 (23:24 +0000)]
[libclang] Introduce a version constant for the libclang API.

rdar://12587974

llvm-svn: 166980

12 years agoRevert r166971. It causes buildbot failure. To be investigated.
Jakub Staszak [Mon, 29 Oct 2012 23:13:50 +0000 (23:13 +0000)]
Revert r166971. It causes buildbot failure. To be investigated.

llvm-svn: 166979

12 years agoEnsuring that the swig typemaps for SBData set the size to 0 along with the pointer...
Enrico Granata [Mon, 29 Oct 2012 23:06:44 +0000 (23:06 +0000)]
Ensuring that the swig typemaps for SBData set the size to 0 along with the pointer to NULL
There should be no functional changes as SBData creation functions already checked for NULL regardless of size - but it ensures consistency

llvm-svn: 166978

12 years ago[analyzer] Malloc checker cleanup/refactor
Anna Zaks [Mon, 29 Oct 2012 22:51:54 +0000 (22:51 +0000)]
[analyzer] Malloc checker cleanup/refactor

No need for the auxiliary flag. No need to generate a leak node when
there is no error.

llvm-svn: 166977

12 years ago[analyzer] Add SimpleStreamChecker.
Anna Zaks [Mon, 29 Oct 2012 22:51:50 +0000 (22:51 +0000)]
[analyzer] Add SimpleStreamChecker.

This is an example checker for catching fopen fclose API misuses.

llvm-svn: 166976

12 years ago[analyzer] Add checker helpers to CheckerContext.
Anna Zaks [Mon, 29 Oct 2012 22:51:44 +0000 (22:51 +0000)]
[analyzer] Add checker helpers to CheckerContext.

- Adding Immutable Map to GDM and getIdentifierInfo helper method.

llvm-svn: 166975

12 years agollvm/test/CodeGen/X86/vec_shuffle-30.ll: Try to unbreak builds - assuming +avx.
NAKAMURA Takumi [Mon, 29 Oct 2012 22:45:18 +0000 (22:45 +0000)]
llvm/test/CodeGen/X86/vec_shuffle-30.ll: Try to unbreak builds - assuming +avx.

llvm-svn: 166974

12 years agoRemove unused variable.
Jakub Staszak [Mon, 29 Oct 2012 22:04:32 +0000 (22:04 +0000)]
Remove unused variable.

llvm-svn: 166973

12 years agoSimplify code. No functionality change.
Jakub Staszak [Mon, 29 Oct 2012 22:02:26 +0000 (22:02 +0000)]
Simplify code. No functionality change.

llvm-svn: 166972

12 years agoAllow to fold vector load if there is more than one bitcast, so in the case:
Jakub Staszak [Mon, 29 Oct 2012 21:56:35 +0000 (21:56 +0000)]
Allow to fold vector load if there is more than one bitcast, so in the case:

%0 = load <8 x i16>* %dest
%1 = shufflevector <8 x i16> %0, <8 x i16> %in,
      <8 x i32> < i32 0, i32 1, i32 2, i32 3, i32 13, i32 undef, i32 14, i32 14>
store <8 x i16> %1, <8 x i16>* %dest

We get:
  vmovlpd (%eax), %xmm0, %xmm0

instead of:
  vmovaps (%eax), %xmm1
  vmovsd  %xmm1, %xmm0, %xmm0

No extra test-case is added. I just fixed the existing one
(also it uses FileCheck now).

llvm-svn: 166971

12 years agoLoopVectorize: Update and preserve the dominator tree info.
Nadav Rotem [Mon, 29 Oct 2012 21:52:38 +0000 (21:52 +0000)]
LoopVectorize: Update and preserve the dominator tree info.

llvm-svn: 166970

12 years agoTypo.
Jakub Staszak [Mon, 29 Oct 2012 21:49:46 +0000 (21:49 +0000)]
Typo.

llvm-svn: 166969

12 years agoThis patch solves a problem with passing varargs parameters under the PPC64
Bill Schmidt [Mon, 29 Oct 2012 21:18:16 +0000 (21:18 +0000)]
This patch solves a problem with passing varargs parameters under the PPC64
ELF ABI.

A varargs parameter consisting of a single-precision floating-point value,
or of a single-element aggregate containing a single-precision floating-point
value, must be passed in the low-order (rightmost) four bytes of the
doubleword stack slot reserved for that parameter.  If there are GPR protocol
registers remaining, the parameter must also be mirrored in the low-order
four bytes of the reserved GPR.

Prior to this patch, such parameters were being passed in the high-order
four bytes of the stack slot and the mirrored GPR.

The patch adds a new test case to verify the correct code generation.

llvm-svn: 166968

12 years ago<rdar://problem/11449953> Change Debugger::SetOutputFileHandle() so that it does...
Enrico Granata [Mon, 29 Oct 2012 21:18:03 +0000 (21:18 +0000)]
<rdar://problem/11449953> Change Debugger::SetOutputFileHandle() so that it does not automatically initialize the script interpreter in order to transfer its output file handle to it
This should delay initialization of Python until strictly necessary and speed-up debugger startup
Also, convert formatters for SEL and BOOL ObjC data-types from Python to C++, in order to reap more performance benefits from the above changes

llvm-svn: 166967

12 years agoConsistently declare 'extern "C"' variable in namespace __ubsan. No functionality...
Richard Smith [Mon, 29 Oct 2012 21:01:59 +0000 (21:01 +0000)]
Consistently declare 'extern "C"' variable in namespace __ubsan. No functionality change.

llvm-svn: 166966

12 years agoDon't define an extern "C" variable in its first declaration, to appease a
Richard Smith [Mon, 29 Oct 2012 20:54:34 +0000 (20:54 +0000)]
Don't define an extern "C" variable in its first declaration, to appease a
bogus gcc warning. Take this opportunity to move the declaration to the header,
since it's part of the API of this file.

llvm-svn: 166965

12 years ago<rdar://problem/12500785>
Greg Clayton [Mon, 29 Oct 2012 20:52:08 +0000 (20:52 +0000)]
<rdar://problem/12500785>

I tracked down a leak that could happen when detaching from a process where the lldb_private::Process objects would stay around forever. This was caused by a eStateDetached event that was queued up on the lldb_private::Process private state thread listener. Since process events contain shared pointers to the process, this is dangerous if they don't get consume or cleared as having the lldb_private::Process class contain a collection of things that have a shared pointer to yourself is obviously bad.

To fix this I modified the Process::Finalize() function to clear this list. The actual thing that was holding onto the ModuleSP and thus the static archive, was a stack frame. Since the process wasn't going away, it still had thread objects and they still had frames. I modified the Thread::Destroy() to clear the stack frames to ensure this further doesn't happen.

llvm-svn: 166964

12 years agoAdd mips64-* and mips64el-* triples to configure scripts
Simon Atanasyan [Mon, 29 Oct 2012 19:49:45 +0000 (19:49 +0000)]
Add mips64-* and mips64el-* triples to configure scripts
as valid triples denote  Mips target.

llvm-svn: 166961

12 years agoImplement patterns for extloadi8 and extloadi16
Reed Kotler [Mon, 29 Oct 2012 19:39:04 +0000 (19:39 +0000)]
Implement patterns for extloadi8 and extloadi16

llvm-svn: 166960

12 years agoFix an incorrect comment...
Jim Ingham [Mon, 29 Oct 2012 19:24:56 +0000 (19:24 +0000)]
Fix an incorrect comment...

llvm-svn: 166959

12 years agoIn various places throughout the code generator, there were special
Ulrich Weigand [Mon, 29 Oct 2012 18:35:49 +0000 (18:35 +0000)]
In various places throughout the code generator, there were special
checks to avoid performing compile-time arithmetic on PPCDoubleDouble.

Now that APFloat supports arithmetic on PPCDoubleDouble, those checks
are no longer needed, and we can treat the type like any other.

llvm-svn: 166958

12 years agoRevert commit r166946
Quentin Colombet [Mon, 29 Oct 2012 18:28:57 +0000 (18:28 +0000)]
Revert commit r166946

llvm-svn: 166957

12 years agoPartially roll back r166898; it exposed a bug in the standard.
Richard Smith [Mon, 29 Oct 2012 18:26:47 +0000 (18:26 +0000)]
Partially roll back r166898; it exposed a bug in the standard.

The problem is as follows: C++11 has contexts which are not
potentially-evaluated, and yet in which we are required or encouraged to
perform constant evaluation. In such contexts, we are not permitted to
implicitly define special member functions for literal types, therefore
we cannot evalaute those constant expressions.

Punt on this in one more context for now by skipping checking constexpr
variable initializers if they occur in dependent contexts.

llvm-svn: 166956

12 years agoAPFloat cleanup: Remove now unused "arithmeticOK" logic.
Ulrich Weigand [Mon, 29 Oct 2012 18:18:44 +0000 (18:18 +0000)]
APFloat cleanup: Remove now unused "arithmeticOK" logic.

llvm-svn: 166954

12 years agoRemove redundant test case from r166949, per Eli's suggestion.
Chad Rosier [Mon, 29 Oct 2012 18:18:26 +0000 (18:18 +0000)]
Remove redundant test case from r166949, per Eli's suggestion.

llvm-svn: 166953

12 years agoAPFloat cleanup: Remove now unused fields "sign2" and "exponent2".
Ulrich Weigand [Mon, 29 Oct 2012 18:17:42 +0000 (18:17 +0000)]
APFloat cleanup: Remove now unused fields "sign2" and "exponent2".

llvm-svn: 166952

12 years agoImplement arithmetic on APFloat with PPCDoubleDouble semantics by
Ulrich Weigand [Mon, 29 Oct 2012 18:09:01 +0000 (18:09 +0000)]
Implement arithmetic on APFloat with PPCDoubleDouble semantics by
treating it as if it were an IEEE floating-point type with 106-bit
mantissa.

This makes compile-time arithmetic on "long double" for PowerPC
in clang (in particular parsing of floating point constants)
work, and fixes all "long double" related failures in the test
suite.

llvm-svn: 166951

12 years agoImprove the broadcast event dumping.
Greg Clayton [Mon, 29 Oct 2012 18:08:18 +0000 (18:08 +0000)]
Improve the broadcast event dumping.

llvm-svn: 166950

12 years ago[ms-inline asm] Add support for the [] operator. Essentially, [expr1][expr2] is
Chad Rosier [Mon, 29 Oct 2012 18:01:54 +0000 (18:01 +0000)]
[ms-inline asm] Add support for the [] operator.  Essentially, [expr1][expr2] is
equivalent to [expr1 + expr2].  See test cases for more examples.
rdar://12470392

llvm-svn: 166949

12 years agoRename the BB-vectorize flag to match the dragonegg name
Nadav Rotem [Mon, 29 Oct 2012 18:01:14 +0000 (18:01 +0000)]
Rename the BB-vectorize flag to match the dragonegg name

llvm-svn: 166948

12 years agoFix PR14204
Michael Liao [Mon, 29 Oct 2012 17:57:12 +0000 (17:57 +0000)]
Fix PR14204

- Add missing pattern on X86ISD::VZEXT from VR256 to VR256 when AVX2 is enabled.

llvm-svn: 166947

12 years agoMake forcesizeopt attribute available to the end user
Quentin Colombet [Mon, 29 Oct 2012 17:56:23 +0000 (17:56 +0000)]
Make forcesizeopt attribute available to the end user

llvm-svn: 166946

12 years agoFix typo
Joerg Sonnenberger [Mon, 29 Oct 2012 17:56:15 +0000 (17:56 +0000)]
Fix typo

llvm-svn: 166945