platform/upstream/llvm.git
11 years agoFix the lit test added in r174972
Paul Redmond [Tue, 12 Feb 2013 16:07:27 +0000 (16:07 +0000)]
Fix the lit test added in r174972

Patch by: Kevin Schoedel

llvm-svn: 174974

11 years agoHexagon: Add support to generate predicated absolute addressing mode
Jyotsna Verma [Tue, 12 Feb 2013 16:06:23 +0000 (16:06 +0000)]
Hexagon: Add support to generate predicated absolute addressing mode
instructions.

llvm-svn: 174973

11 years agoPR14562 - Truncation of left shift became undef
Paul Redmond [Tue, 12 Feb 2013 15:21:21 +0000 (15:21 +0000)]
PR14562 - Truncation of left shift became undef

DAGCombiner::ReduceLoadWidth was converting (trunc i32 (shl i64 v, 32))
into (shl i32 v, 32) into undef. To prevent this, check the shift count
against the final result size.

Patch by: Kevin Schoedel
Reviewed by: Nadav Rotem

llvm-svn: 174972

11 years ago[sanitizer] Tests for scanf parser in allowGnuMalloc=false mode.
Evgeniy Stepanov [Tue, 12 Feb 2013 14:37:55 +0000 (14:37 +0000)]
[sanitizer] Tests for scanf parser in allowGnuMalloc=false mode.

llvm-svn: 174971

11 years ago[msan] Allow zero buf pointer in getcwd() interceptor.
Evgeniy Stepanov [Tue, 12 Feb 2013 14:36:22 +0000 (14:36 +0000)]
[msan] Allow zero buf pointer in getcwd() interceptor.

llvm-svn: 174970

11 years ago[sanitizer] More accurate scanf parsing without GNU extensions.
Evgeniy Stepanov [Tue, 12 Feb 2013 14:29:34 +0000 (14:29 +0000)]
[sanitizer] More accurate scanf parsing without GNU extensions.

In __isoc99_*scanf we don't have to worry about GNUisms, and can parse
%a accurately.

Patch by Jakub Jelinek.

llvm-svn: 174969

11 years ago[NVPTX] Disable vector registers
Justin Holewinski [Tue, 12 Feb 2013 14:18:49 +0000 (14:18 +0000)]
[NVPTX] Disable vector registers

Vectors were being manually scalarized by the backend.  Instead,
let the target-independent code do all of the work.  The manual
scalarization was from a time before good target-independent support
for scalarization in LLVM. However, this forces us to specially-handle
vector loads and stores, which we can turn into PTX instructions that
produce/consume multiple operands.

llvm-svn: 174968

11 years agoAdding more overloads for allOf matcher
Edwin Vane [Tue, 12 Feb 2013 13:55:40 +0000 (13:55 +0000)]
Adding more overloads for allOf matcher

Adding overloads of allOf accepting 4 and 5 arguments.

Reviewer: klimek

llvm-svn: 174967

11 years agoRename -constructors test to just -structors as in fact it tests dtors too. Also...
Timur Iskhodzhanov [Tue, 12 Feb 2013 13:22:47 +0000 (13:22 +0000)]
Rename -constructors test to just -structors as in fact it tests dtors too. Also, fix a minor typo in the test.

llvm-svn: 174966

11 years ago[asan] Add new __isoc99_*scanf to ASan intercepted functions list.
Evgeniy Stepanov [Tue, 12 Feb 2013 12:45:29 +0000 (12:45 +0000)]
[asan] Add new __isoc99_*scanf to ASan intercepted functions list.

llvm-svn: 174965

11 years ago[ASan] Do not use kDefaultShort64bitShadowOffset on Mac, where the binaries may get...
Alexander Potapenko [Tue, 12 Feb 2013 12:41:12 +0000 (12:41 +0000)]
[ASan] Do not use kDefaultShort64bitShadowOffset on Mac, where the binaries may get mapped at 0x100000000+ and thus may interleave with the shadow.

llvm-svn: 174964

11 years agoR600: Fix regression with shadow array sampler on pre-SI GPUs.
Michel Danzer [Tue, 12 Feb 2013 12:11:23 +0000 (12:11 +0000)]
R600: Fix regression with shadow array sampler on pre-SI GPUs.

'R600/SI: Use proper instructions for array/shadow samplers.' removed two
cases from TEX_SHADOW. Vincent Lejeune reported on IRC that this broke some
shadow array piglit tests with the r600g driver. Reinstating the removed
cases should fix this, and still works with radeonsi as well.

I will follow up with some lit tests which would have caught the regression.

NOTE: This is a candidate for the Mesa stable branch.

Tested-by: Vincent Lejeune <vljn@ovi.com>
Reviewed-by: Tom Stellard <thomas.stellard@amd.com>
llvm-svn: 174963

11 years ago[sanitizer] Missing changes from r174960.
Evgeniy Stepanov [Tue, 12 Feb 2013 12:02:49 +0000 (12:02 +0000)]
[sanitizer] Missing changes from r174960.

llvm-svn: 174962

11 years agoAdding a HowTo for Attributes.
Joe Abbey [Tue, 12 Feb 2013 11:45:22 +0000 (11:45 +0000)]
Adding a HowTo for Attributes.

This is based on Bill Wendling's email.  No additional content has been added,
but now there's a place for Attributes to capture future information.

llvm-svn: 174961

11 years ago[sanitizer] Intercept __isoc99_*scanf.
Evgeniy Stepanov [Tue, 12 Feb 2013 11:34:52 +0000 (11:34 +0000)]
[sanitizer] Intercept __isoc99_*scanf.

llvm-svn: 174960

11 years ago[asan] fix tests for the new ABI
Kostya Serebryany [Tue, 12 Feb 2013 11:14:24 +0000 (11:14 +0000)]
[asan] fix tests for the new ABI

llvm-svn: 174959

11 years ago[asan] change the default mapping offset on x86_64 to 0x7fff8000. This gives roughly...
Kostya Serebryany [Tue, 12 Feb 2013 11:11:58 +0000 (11:11 +0000)]
[asan] change the default mapping offset on x86_64 to 0x7fff8000. This gives roughly 5% speedup. Since this is an ABI change, bump the asan ABI version by renaming __asan_init to __asan_init_v1. compiler-rt part

llvm-svn: 174958

11 years ago[asan] change the default mapping offset on x86_64 to 0x7fff8000. This gives roughly...
Kostya Serebryany [Tue, 12 Feb 2013 11:11:02 +0000 (11:11 +0000)]
[asan] change the default mapping offset on x86_64 to 0x7fff8000. This gives roughly 5% speedup. Since this is an ABI change, bump the asan ABI version by renaming __asan_init to __asan_init_v1. llvm part, compiler-rt part will follow

llvm-svn: 174957

11 years ago[MSan] symbolize correct PC when printing Summary message
Alexey Samsonov [Tue, 12 Feb 2013 10:46:39 +0000 (10:46 +0000)]
[MSan] symbolize correct PC when printing Summary message

llvm-svn: 174956

11 years agoMerge the collected attributes into the call instruction's attributes.
Bill Wendling [Tue, 12 Feb 2013 10:13:06 +0000 (10:13 +0000)]
Merge the collected attributes into the call instruction's attributes.

llvm-svn: 174955

11 years agoTest for string attributes and for attribute group output.
Bill Wendling [Tue, 12 Feb 2013 09:14:20 +0000 (09:14 +0000)]
Test for string attributes and for attribute group output.

llvm-svn: 174954

11 years agoAttempt to fix this test on i686 targets.
Nick Lewycky [Tue, 12 Feb 2013 08:59:01 +0000 (08:59 +0000)]
Attempt to fix this test on i686 targets.

llvm-svn: 174953

11 years agoHave the bitcode writer and reader handle the new attribute references.
Bill Wendling [Tue, 12 Feb 2013 08:13:50 +0000 (08:13 +0000)]
Have the bitcode writer and reader handle the new attribute references.

The bitcode writer emits a reference to the attribute group that the object at
the given index refers to. The bitcode reader is modified to read this in and
map it back to the attribute group.

llvm-svn: 174952

11 years agoThe meat of this patch is in BuildCXXMemberCalLExpr where we make it use
Nick Lewycky [Tue, 12 Feb 2013 08:08:54 +0000 (08:08 +0000)]
The meat of this patch is in BuildCXXMemberCalLExpr where we make it use
MarkMemberReferenced instead of marking functions referenced directly. An audit
of callers to MarkFunctionReferenced and DiagnoseUseOfDecl also caused a few
other changes:
 * don't mark functions odr-used when considering them for an initialization
   sequence. Do mark them referenced though.
 * the function nominated by the cleanup attribute should be diagnosed.
 * operator new/delete should be diagnosed when building a 'new' expression.

llvm-svn: 174951

11 years agoUse the AttributeSet as the 'key' to the map instead of the 'raw' pointer.
Bill Wendling [Tue, 12 Feb 2013 08:01:22 +0000 (08:01 +0000)]
Use the AttributeSet as the 'key' to the map instead of the 'raw' pointer.

llvm-svn: 174950

11 years agoMade LLDB build with the latest Clang. This meant
Sean Callanan [Tue, 12 Feb 2013 08:01:13 +0000 (08:01 +0000)]
Made LLDB build with the latest Clang.  This meant
changing the ClangASTSource to return a bool instead
of returning a list of results.  Our testsuite mostly
works with this change, but some minor issues may
remain both on LLDB's side and on Clang's side.

llvm-svn: 174949

11 years agoSupport string attributes in the AttrBuilder.
Bill Wendling [Tue, 12 Feb 2013 07:56:49 +0000 (07:56 +0000)]
Support string attributes in the AttrBuilder.

llvm-svn: 174948

11 years agoFixed the way the ClangExpressionDeclMap looks
Sean Callanan [Tue, 12 Feb 2013 07:56:36 +0000 (07:56 +0000)]
Fixed the way the ClangExpressionDeclMap looks
up variables in the current stack frame to avoid
mutual recursion between the expression parser
and the synthetic child providers.  Variables
should only be looked up in a very simple way,
using no synthetic anything.

<rdar://problem/13173454>

llvm-svn: 174947

11 years agoProperly assemble PHIs after a null-checked invoke of objc_msgSend.
John McCall [Tue, 12 Feb 2013 05:53:35 +0000 (05:53 +0000)]
Properly assemble PHIs after a null-checked invoke of objc_msgSend.
rdar://12046763

llvm-svn: 174946

11 years agoDon't consider definitions by other PHIs live-in when trimming a PHI source's
Cameron Zwarich [Tue, 12 Feb 2013 05:48:58 +0000 (05:48 +0000)]
Don't consider definitions by other PHIs live-in when trimming a PHI source's
live range after inserting a copy at the end of a block.

llvm-svn: 174945

11 years agoFix indentation.
Cameron Zwarich [Tue, 12 Feb 2013 05:48:56 +0000 (05:48 +0000)]
Fix indentation.

llvm-svn: 174944

11 years agoFix a bug reduced from a crash when trying to use modules with libc++. We check
Richard Smith [Tue, 12 Feb 2013 05:48:23 +0000 (05:48 +0000)]
Fix a bug reduced from a crash when trying to use modules with libc++. We check
the linkage of functions and variables while merging declarations from modules,
and we don't necessarily have enough of the rest of the AST loaded at that
point to allow us to compute linkage, so serialize it instead.

llvm-svn: 174943

11 years ago+ specified progress information
Anton Yartsev [Tue, 12 Feb 2013 05:02:54 +0000 (05:02 +0000)]
+ specified progress information

llvm-svn: 174942

11 years ago+ centered progress cells
Anton Yartsev [Tue, 12 Feb 2013 04:45:48 +0000 (04:45 +0000)]
+ centered progress cells
+ added progress information for several checkers

llvm-svn: 174941

11 years agoCall __cxa_begin_catch with the current exception before
John McCall [Tue, 12 Feb 2013 03:51:46 +0000 (03:51 +0000)]
Call __cxa_begin_catch with the current exception before
calling std::terminate().  rdar://11904428

llvm-svn: 174940

11 years agoChange some CGF parameters to CGMs.
John McCall [Tue, 12 Feb 2013 03:51:38 +0000 (03:51 +0000)]
Change some CGF parameters to CGMs.

llvm-svn: 174939

11 years agoAdd a hidden option to PHIElimination to split all critical edges. This is
Cameron Zwarich [Tue, 12 Feb 2013 03:49:25 +0000 (03:49 +0000)]
Add a hidden option to PHIElimination to split all critical edges. This is
particularly useful for catching issues with architectures that have exotic
terminators like MIPS.

llvm-svn: 174938

11 years agoRenumber SlotIndexes locally when a new block is inserted.
Cameron Zwarich [Tue, 12 Feb 2013 03:49:22 +0000 (03:49 +0000)]
Renumber SlotIndexes locally when a new block is inserted.

llvm-svn: 174937

11 years agoAdd blocks to the LiveIntervalAnalysis RegMaskBlocks array when splitting
Cameron Zwarich [Tue, 12 Feb 2013 03:49:20 +0000 (03:49 +0000)]
Add blocks to the LiveIntervalAnalysis RegMaskBlocks array when splitting
a critical edge.

llvm-svn: 174936

11 years agoFix the updating of LiveIntervals after splitting a critical edge. PHI operand
Cameron Zwarich [Tue, 12 Feb 2013 03:49:17 +0000 (03:49 +0000)]
Fix the updating of LiveIntervals after splitting a critical edge. PHI operand
live ranges should always be extended, and the only successor that should be
considered for extension of other ranges is the target of the split edge.

llvm-svn: 174935

11 years agoCheck type for legality before forming a select from loads.
Pete Cooper [Tue, 12 Feb 2013 03:14:50 +0000 (03:14 +0000)]
Check type for legality before forming a select from loads.

Sorry for the lack of a test case.  I tried writing one for i386 as i know selects are illegal on this target, but they are actually considered legal by isel and expanded later.

I can't see any targets to trigger this, but checking for the legality of a node before forming it is general goodness.

llvm-svn: 174934

11 years agoARM cost model: Add vector reverse shuffle costs
Arnold Schwaighofer [Tue, 12 Feb 2013 02:40:39 +0000 (02:40 +0000)]
ARM cost model: Add vector reverse shuffle costs

A reverse shuffle is lowered to a vrev and possibly a vext instruction (quad
word).

radar://13171406

llvm-svn: 174933

11 years agoCost model: Add check for reverse shuffles to CostModel analysis
Arnold Schwaighofer [Tue, 12 Feb 2013 02:40:37 +0000 (02:40 +0000)]
Cost model: Add check for reverse shuffles to CostModel analysis

Check for reverse shuffles in the CostModel analysis pass and query
TargetTransform info accordingly. This allows us we can write test cases for
reverse shuffles.

radar://13171406

llvm-svn: 174932

11 years agoRemove an assert which triggers when a decl context in a module hits the 'has
Richard Smith [Tue, 12 Feb 2013 02:32:35 +0000 (02:32 +0000)]
Remove an assert which triggers when a decl context in a module hits the 'has
lexical storage but not visible storage' case in C++. It's unclear whether we
even need the special-case handling for C++, since it seems to be working
around our not serializing a lookup table for the TU in C. But in any case,
the assertion is incorrect.

llvm-svn: 174931

11 years agoPerform placeholder conversions on the controller of a _Generic
John McCall [Tue, 12 Feb 2013 02:08:12 +0000 (02:08 +0000)]
Perform placeholder conversions on the controller of a _Generic
expression.

llvm-svn: 174930

11 years agoARM NEON: Handle v16i8 and v8i16 reverse shuffles
Arnold Schwaighofer [Tue, 12 Feb 2013 01:58:32 +0000 (01:58 +0000)]
ARM NEON: Handle v16i8 and v8i16 reverse shuffles

Lower reverse shuffles to a vrev64 and a vext instruction instead of the default
legalization of storing and loading to the stack. This is important because we
generate reverse shuffles in the loop vectorizer when we reverse store to an
array.

  uint8_t Arr[N];
  for (i = 0; i < N; ++i)
    Arr[N - i - 1] = ...

radar://13171760

llvm-svn: 174929

11 years agoDiagnose loads of 'half' l-values in OpenCL.
John McCall [Tue, 12 Feb 2013 01:29:43 +0000 (01:29 +0000)]
Diagnose loads of 'half' l-values in OpenCL.
Patch by Joey Gouly!

llvm-svn: 174928

11 years agoUpdate error message due to previous commit, r174926.
Chad Rosier [Tue, 12 Feb 2013 01:12:24 +0000 (01:12 +0000)]
Update error message due to previous commit, r174926.

llvm-svn: 174927

11 years ago[ms-inline asm] Add support for lexing hexidecimal integers with a [hH] suffix.
Chad Rosier [Tue, 12 Feb 2013 01:00:01 +0000 (01:00 +0000)]
[ms-inline asm] Add support for lexing hexidecimal integers with a [hH] suffix.
Part of rdar://12470373

llvm-svn: 174926

11 years agoBacking out r174919 while I investigate a self-host bug on Takumi's builder.
Lang Hames [Tue, 12 Feb 2013 00:44:43 +0000 (00:44 +0000)]
Backing out r174919 while I investigate a self-host bug on Takumi's builder.

llvm-svn: 174925

11 years agoDIBuilder: make the return type of createBasicType more specific
David Blaikie [Tue, 12 Feb 2013 00:40:41 +0000 (00:40 +0000)]
DIBuilder: make the return type of createBasicType more specific

llvm-svn: 174924

11 years agoMinor update to Vim frontend: simplify breakpoints display (and list unresolved break...
Daniel Malea [Tue, 12 Feb 2013 00:31:40 +0000 (00:31 +0000)]
Minor update to Vim frontend: simplify breakpoints display (and list unresolved breakpoints)

llvm-svn: 174923

11 years agoIn ARC, emit non-peepholed +1s within the full-expression instead
John McCall [Tue, 12 Feb 2013 00:25:08 +0000 (00:25 +0000)]
In ARC, emit non-peepholed +1s within the full-expression instead
of immediately afterwards.

llvm-svn: 174922

11 years agoSplit a couple of tests out into their own file.
John McCall [Tue, 12 Feb 2013 00:25:02 +0000 (00:25 +0000)]
Split a couple of tests out into their own file.

llvm-svn: 174921

11 years agoAdded 0x0D to 2-byte opcode extension table for prefetch* variants
Kay Tiong Khoo [Tue, 12 Feb 2013 00:19:12 +0000 (00:19 +0000)]
Added 0x0D to 2-byte opcode extension table for prefetch* variants
Fixed decode of existing 3dNow prefetchw instruction
Intel is scheduled to add a compatible prefetchw (same encoding) to future CPUs

llvm-svn: 174920

11 years agoWhen generating IR for default copy-constructors, copy-assignment operators,
Lang Hames [Mon, 11 Feb 2013 23:44:11 +0000 (23:44 +0000)]
When generating IR for default copy-constructors, copy-assignment operators,
move-constructors and move-assignment operators, use memcpy to copy adjacent
POD members.

Previously, classes with one or more Non-POD members would fall back on
element-wise copies for all members, including POD members. This often
generated a lot of IR. Without padding metadata, it wasn't often possible
for the LLVM optimizers to turn the element-wise copies into a memcpy.

This code hasn't yet received any serious tuning. I didn't see any serious
regressions on a self-hosted clang build, or any of the nightly tests, but
I think it's important to get this out in the wild to get more testing.
Insights, feedback and comments welcome.

Many thanks to David Blaikie, Richard Smith, and especially John McCall for
their help and feedback on this work.

llvm-svn: 174919

11 years agoTiming data was removed years ago. Remove these links.
Tanya Lattner [Mon, 11 Feb 2013 23:32:10 +0000 (23:32 +0000)]
Timing data was removed years ago. Remove these links.

llvm-svn: 174918

11 years ago[ELF] Add support for reading dynamic libraries.
Michael J. Spencer [Mon, 11 Feb 2013 23:03:35 +0000 (23:03 +0000)]
[ELF] Add support for reading dynamic libraries.

llvm-svn: 174916

11 years agoBBVectorize: Don't over-search when building the dependency map
Hal Finkel [Mon, 11 Feb 2013 23:02:17 +0000 (23:02 +0000)]
BBVectorize: Don't over-search when building the dependency map

When building the pairable-instruction dependency map, don't search
past the last pairable instruction. For large blocks that have been
divided into multiple instruction groups, searching past the last
instruction in each group is very wasteful. This gives a 32% speedup
on the csa.ll test case from PR15222 (when using 50 instructions
in each group).

No functionality change intended.

llvm-svn: 174915

11 years agoBBVectorize: Omit unnecessary entries in PairableInstUsers
Hal Finkel [Mon, 11 Feb 2013 23:02:09 +0000 (23:02 +0000)]
BBVectorize: Omit unnecessary entries in PairableInstUsers

This map is queried only for instructions in pairs of pairable
instructions; so make sure that only pairs of pairable
instructions are added to the map. This gives a 3.5% speedup
on the csa.ll test case from PR15222.

No functionality change intended.

llvm-svn: 174914

11 years ago[Support][Compiler] Add LLVM_HAS_VARIADIC_TEMPLATES.
Michael J. Spencer [Mon, 11 Feb 2013 22:51:07 +0000 (22:51 +0000)]
[Support][Compiler] Add LLVM_HAS_VARIADIC_TEMPLATES.

llvm-svn: 174913

11 years ago[mips] Expand pseudo instructions before they are emitted in
Akira Hatanaka [Mon, 11 Feb 2013 22:35:40 +0000 (22:35 +0000)]
[mips] Expand pseudo instructions before they are emitted in
MipsCodeEmitter.cpp.

JALR and NOP are expanded by function emitPseudoExpansionLowering, which is not
called when the old JIT is used.

This fixes the following tests which have been failing on
llvm-mips-linux builder:

LLVM :: ExecutionEngine__2003-01-04-LoopTest.ll
LLVM :: ExecutionEngine__2003-05-06-LivenessClobber.ll
LLVM :: ExecutionEngine__2003-06-04-bzip2-bug.ll
LLVM :: ExecutionEngine__2005-12-02-TailCallBug.ll
LLVM :: ExecutionEngine__2003-10-18-PHINode-ConstantExpr-CondCode-Failure.ll
LLVM :: ExecutionEngine__hello2.ll
LLVM :: ExecutionEngine__stubs.ll
LLVM :: ExecutionEngine__test-branch.ll
LLVM :: ExecutionEngine__test-call.ll
LLVM :: ExecutionEngine__test-common-symbols.ll
LLVM :: ExecutionEngine__test-loadstore.ll
LLVM :: ExecutionEngine__test-loop.ll

llvm-svn: 174912

11 years agoRename AttributeSets to AttributeGroups so that it's more meaningful.
Bill Wendling [Mon, 11 Feb 2013 22:33:26 +0000 (22:33 +0000)]
Rename AttributeSets to AttributeGroups so that it's more meaningful.

llvm-svn: 174911

11 years agoUse a std::map so that we record the group ID.
Bill Wendling [Mon, 11 Feb 2013 22:32:29 +0000 (22:32 +0000)]
Use a std::map so that we record the group ID.

llvm-svn: 174910

11 years agoRename to something more sensible. No functionality change.
Bill Wendling [Mon, 11 Feb 2013 22:31:34 +0000 (22:31 +0000)]
Rename to something more sensible. No functionality change.

llvm-svn: 174909

11 years ago[mips] Fix indentation.
Akira Hatanaka [Mon, 11 Feb 2013 22:03:52 +0000 (22:03 +0000)]
[mips] Fix indentation.

llvm-svn: 174907

11 years agoDon't bother reconciling external visible decls against our current set of
Richard Smith [Mon, 11 Feb 2013 22:02:16 +0000 (22:02 +0000)]
Don't bother reconciling external visible decls against our current set of
declarations if we didn't have a lookup map when the external decls were added.

llvm-svn: 174906

11 years agoOptimization: bitcast (<1 x ...> insertelement ..., X, ...) to ... ==> bitcast X...
Michael Ilseman [Mon, 11 Feb 2013 21:41:44 +0000 (21:41 +0000)]
Optimization: bitcast (<1 x ...> insertelement ..., X, ...) to ... ==> bitcast X to ...

llvm-svn: 174905

11 years agoExtend Hexagon hardware loop generation to handle various additional cases:
Krzysztof Parzyszek [Mon, 11 Feb 2013 21:37:55 +0000 (21:37 +0000)]
Extend Hexagon hardware loop generation to handle various additional cases:
- variety of compare instructions,
- loops with no preheader,
- arbitrary lower and upper bounds.

llvm-svn: 174904

11 years agoRemove trailing whitespace
Michael Ilseman [Mon, 11 Feb 2013 21:36:49 +0000 (21:36 +0000)]
Remove trailing whitespace

llvm-svn: 174903

11 years ago[tests] Another batch of timeout increases.
Daniel Dunbar [Mon, 11 Feb 2013 21:04:34 +0000 (21:04 +0000)]
[tests] Another batch of timeout increases.

llvm-svn: 174902

11 years agoImplement HexagonInstrInfo::analyzeCompare.
Krzysztof Parzyszek [Mon, 11 Feb 2013 20:04:29 +0000 (20:04 +0000)]
Implement HexagonInstrInfo::analyzeCompare.

llvm-svn: 174901

11 years ago*fixed disassembly of some i386 system insts with intel syntax
Kay Tiong Khoo [Mon, 11 Feb 2013 19:46:36 +0000 (19:46 +0000)]
*fixed disassembly of some i386 system insts with intel syntax
*added file for test cases for i386 intel syntax

llvm-svn: 174900

11 years agoobjective-C modern translator: Fixes a mistranslation
Fariborz Jahanian [Mon, 11 Feb 2013 19:30:33 +0000 (19:30 +0000)]
objective-C modern translator: Fixes a mistranslation
of @throw statement by finding location of the ';'
correctly. // rdar://13186010

llvm-svn: 174898

11 years agoForgot to add the testsuite for the changes I checked in on Friday.
Jim Ingham [Mon, 11 Feb 2013 19:05:29 +0000 (19:05 +0000)]
Forgot to add the testsuite for the changes I checked in on Friday.

llvm-svn: 174897

11 years ago[NVPTX] Remove NoCapture from address space conversion intrinsics. NoCapture is not...
Justin Holewinski [Mon, 11 Feb 2013 18:56:35 +0000 (18:56 +0000)]
[NVPTX] Remove NoCapture from address space conversion intrinsics. NoCapture is not valid in this case, and was causing incorrect optimizations.

llvm-svn: 174896

11 years ago[Modules] Cope better with top-level declarations loaded after being declared in...
Douglas Gregor [Mon, 11 Feb 2013 18:16:18 +0000 (18:16 +0000)]
[Modules] Cope better with top-level declarations loaded after being declared in the current translation unit <rdar://problem/13189985>.

These two related tweaks to keep the information associated with a
given identifier correct when the identifier has been given some
top-level information (say, a top-level declaration) and more
information is then loaded from a module. The first ensures that an
identifier that was "interesting" before being loaded from an AST is
considered to be different from its on-disk counterpart. Otherwise, we
lose such changes when writing the current translation unit as a
module.

Second, teach the code that injects AST-loaded names into the
identifier chain for name lookup to keep the most recent declaration,
so that we don't end up confusing our declaration chains by having a
different declaration in there.

llvm-svn: 174895

11 years ago[isl-codegen]: Fix off by one in getNumberOfIterations
Tobias Grosser [Mon, 11 Feb 2013 17:52:36 +0000 (17:52 +0000)]
[isl-codegen]: Fix off by one in getNumberOfIterations

We need to remove one dimension. Any is correct as long as it exists. We have
choosen for whatever reason the dimension #dims - 2. This is incorrect if
there is just one dimension. For CLooG this case did never happen. For isl
however, the case can happen and causes undefined behavior including crashes.
We choose now always the last dimension #dims - 1. We could have choosen
dimension '0' but the last dimension is what we remove conceptionally in the
algorithm, so it seems better to actually program it that way.

While at it remove another piece of undefined behavior.

llvm-svn: 174894

11 years agoBBVectorize: Eliminate one more restricted linear search
Hal Finkel [Mon, 11 Feb 2013 17:19:34 +0000 (17:19 +0000)]
BBVectorize: Eliminate one more restricted linear search

This eliminates one more linear search over a range of
std::multimap entries. This gives a 22% speedup on the
csa.ll test case from PR15222.

No functionality change intended.

llvm-svn: 174893

11 years agoAdd Vim frontend to LLDB.
Daniel Malea [Mon, 11 Feb 2013 17:18:14 +0000 (17:18 +0000)]
Add Vim frontend to LLDB.
- Access any LLDB CLI command in Vim by typing ":L<command>". Tab-completion
  works too!
- See source locations for breakpoints and the current PC with vim "marks"
  and highlights.
- Examine backtraces, locals, disassembly, registers, and breakpoints in
  dedicated Vim windows.
- See when in-scope variables and registers change by watching for (red)
  highlights.

This plugin opens multiple Vim "windows" to display debugger information.
To quit all windows at the same time use ":qa". The alternative would be
":q" to close each window separately.

This plugin is known to work on Mac OS X (Mountain Lion) with MacVim and
the system-provided terminal Vim, and on Linux (Ubuntu 12.04 and 12.10)
with GVim and the terminal Vim from the "vim-gnome" package.

llvm-svn: 174892

11 years agoAArch64: generate dwarfdump test rather than include .o in subversion
Tim Northover [Mon, 11 Feb 2013 16:28:12 +0000 (16:28 +0000)]
AArch64: generate dwarfdump test rather than include .o in subversion

llvm-svn: 174891

11 years agoR600/SI: Use V_ADD_F32 instead of V_MOV_B32 for clamp/neg/abs modifiers.
Michel Danzer [Mon, 11 Feb 2013 15:58:21 +0000 (15:58 +0000)]
R600/SI: Use V_ADD_F32 instead of V_MOV_B32 for clamp/neg/abs modifiers.

The modifiers don't seem to have any effect with V_MOV_B32, supposedly it's
meant to just move bits untouched.

Fixes 46 piglit tests with radeonsi, though unfortunately 11 of those had
just regressed because they started using the clamp modifier.

NOTE: This is a candidate for the Mesa stable branch.

Reviewed-by: Tom Stellard <thomas.stellard@amd.com>
llvm-svn: 174890

11 years agoFormatter: Detect ObjC message expressions after 'in' in loop
Nico Weber [Mon, 11 Feb 2013 15:32:15 +0000 (15:32 +0000)]
Formatter: Detect ObjC message expressions after 'in' in loop

Before:
  for (id foo in[self getStuffFor : bla]) {
  }

Now:
  for (id foo in [self getStuffFor:bla]) {
  }

"in" is treated as loop keyword if the line starts with "for", and as a
regular identifier else. To check for "in", its IdentifierInfo is handed
through a few layers.

llvm-svn: 174889

11 years ago[sanitizer] clang-format pass over scanf code.
Evgeniy Stepanov [Mon, 11 Feb 2013 15:22:34 +0000 (15:22 +0000)]
[sanitizer] clang-format pass over scanf code.

llvm-svn: 174888

11 years ago[sanitizer] scanf: don't report stores that did not happen.
Evgeniy Stepanov [Mon, 11 Feb 2013 15:16:48 +0000 (15:16 +0000)]
[sanitizer] scanf: don't report stores that did not happen.

Respect REAL(scanf) return value and don't report memory stores that
could potentially happen, but did not.

llvm-svn: 174887

11 years ago[asan] added a flag -mllvm asan-short-64bit-mapping-offset=1 (0 by default)
Kostya Serebryany [Mon, 11 Feb 2013 14:36:01 +0000 (14:36 +0000)]
[asan] added a flag -mllvm asan-short-64bit-mapping-offset=1 (0 by default)
This flag makes asan use a small (<2G) offset for 64-bit asan shadow mapping.
On x86_64 this saves us a register, thus achieving ~2/3 of the
zero-base-offset's benefits in both performance and code size.

Thanks Jakub Jelinek for the idea.

llvm-svn: 174886

11 years agoAArch64: fix build on some MSVC versions
Tim Northover [Mon, 11 Feb 2013 14:25:52 +0000 (14:25 +0000)]
AArch64: fix build on some MSVC versions

This does two things:

It removes a call to abs() which may have "long long" parameter on Windows,
which is not necessarily available in C++03.

It also corrects the signedness of Amount, which was relying on
implementation-defined conversions previously.

Code was already tested (albeit in an implemnetation defined way) so no extra
tests.

llvm-svn: 174885

11 years agoRestore the resurrected doc link previously deleted
Bill Schmidt [Mon, 11 Feb 2013 14:14:32 +0000 (14:14 +0000)]
Restore the resurrected doc link previously deleted

llvm-svn: 174884

11 years ago[sanitizer] Remove an extra va_copy.
Evgeniy Stepanov [Mon, 11 Feb 2013 14:08:12 +0000 (14:08 +0000)]
[sanitizer] Remove an extra va_copy.

llvm-svn: 174883

11 years ago[sanitizer] Scanf parser improvements.
Evgeniy Stepanov [Mon, 11 Feb 2013 14:04:24 +0000 (14:04 +0000)]
[sanitizer] Scanf parser improvements.

Handle %a in cases when it is unambiguous.
Handle %m.

Patch by Jakub Jelinek.

llvm-svn: 174882

11 years agoRemove a dead PowerPC doc link
Bill Schmidt [Mon, 11 Feb 2013 13:16:30 +0000 (13:16 +0000)]
Remove a dead PowerPC doc link

llvm-svn: 174881

11 years agoGet rid of manual debug output, now that the test runner supports it.
Manuel Klimek [Mon, 11 Feb 2013 12:37:30 +0000 (12:37 +0000)]
Get rid of manual debug output, now that the test runner supports it.

You can run tests with -debug instead now.

llvm-svn: 174880

11 years agoFix invalid formatting with spaces before trailing comments.
Daniel Jasper [Mon, 11 Feb 2013 12:36:37 +0000 (12:36 +0000)]
Fix invalid formatting with spaces before trailing comments.

In google style, trailing comments are separated by two spaces. This
patch fixes the counting of these spaces and prevents clang-format from
creating a line with 81 columns.

llvm-svn: 174879

11 years agoFixes handling of empty lines in macros.
Manuel Klimek [Mon, 11 Feb 2013 12:33:24 +0000 (12:33 +0000)]
Fixes handling of empty lines in macros.

Now correctly formats:
 #define A \
   \
   b;
to
 #define A b;

Added the state whether an unwrapped line is a macro to the debug
output.

llvm-svn: 174878

11 years agoAArch64: Simplify logic in deciding whether bfi is valid
Tim Northover [Mon, 11 Feb 2013 12:32:18 +0000 (12:32 +0000)]
AArch64: Simplify logic in deciding whether bfi is valid

Previous code had a confusing comment which was mostly an implementation
detail. This condition corresponds to "lsb up to register width" and "width not
ridiculous".

llvm-svn: 174877

11 years ago[msan] Lit tests for MemorySanitizer.
Evgeniy Stepanov [Mon, 11 Feb 2013 11:34:26 +0000 (11:34 +0000)]
[msan] Lit tests for MemorySanitizer.

Build system setup for MSan lit tests (build with freshly-built clang, run,
check output) - a nearly exact copy from ASan.
First 2 lit tests for MSan.

llvm-svn: 174876

11 years ago[tsan] added tsan-vs-gvn test
Kostya Serebryany [Mon, 11 Feb 2013 11:28:03 +0000 (11:28 +0000)]
[tsan] added tsan-vs-gvn test

llvm-svn: 174875

11 years agoAArch64: Add basic relocation processing for llvm-dwarfdump.
Tim Northover [Mon, 11 Feb 2013 11:16:02 +0000 (11:16 +0000)]
AArch64: Add basic relocation processing for llvm-dwarfdump.

This allows llvm-dwarfdump to handle the relocations needed, at least
for LLVM-produced code.

llvm-svn: 174874

11 years agoAArch64: Undo change to how test was run
Tim Northover [Mon, 11 Feb 2013 10:51:41 +0000 (10:51 +0000)]
AArch64: Undo change to how test was run

This broke on Windows, presumably due to interleaving of output streams.

llvm-svn: 174873

11 years ago[cmake] Make CLooG optional
Tobias Grosser [Mon, 11 Feb 2013 10:36:19 +0000 (10:36 +0000)]
[cmake] Make CLooG optional

CLooG is already optional in the autoconf build.

llvm-svn: 174872