platform/upstream/llvm.git
12 years agoWarn the user when several commands match the input given.
Filipe Cabecinhas [Wed, 16 May 2012 23:25:54 +0000 (23:25 +0000)]
Warn the user when several commands match the input given.
Added a testcase.

llvm-svn: 156961

12 years agoUse RegUnits to compute overlapping registers.
Jakob Stoklund Olesen [Wed, 16 May 2012 23:03:04 +0000 (23:03 +0000)]
Use RegUnits to compute overlapping registers.

TableGen already computes register units as the basic unit of
interference. We can use that to compute the set of overlapping
registers.

This means that we can easily compute overlap sets for one register at a
time. There is no benefit to computing all registers at once.

llvm-svn: 156960

12 years agoSmallString Visual Studio visualizer by Will Wilson.
David Blaikie [Wed, 16 May 2012 22:28:47 +0000 (22:28 +0000)]
SmallString Visual Studio visualizer by Will Wilson.

llvm-svn: 156959

12 years agoThis patch adds the register class for MIPS16 as well as the ability for
Akira Hatanaka [Wed, 16 May 2012 22:19:56 +0000 (22:19 +0000)]
This patch adds the register class for MIPS16 as well as the ability for
llc to recognize MIPS16 as a MIPS ASE extension. -mips16 will mean the
mips16 ASE for mips32 by default.

As part of fixing of adding this we discovered some small changes that
need to be made to MipsInstrInfo::storeRegToStackSLot and
MipsInstrInfo::loadRegFromStackSlot. We were using some "==" equality tests
where in fact we should have been using Mips::<regclas>.hasSubClassEQ instead,
per suggestion of Jakob Stoklund Olesen.

Patch by Reed Kotler.

llvm-svn: 156958

12 years agoclang/test/Tooling: Remark as XFAIL again in 5 tests for msvc hosts.
NAKAMURA Takumi [Wed, 16 May 2012 22:14:14 +0000 (22:14 +0000)]
clang/test/Tooling: Remark as XFAIL again in 5 tests for msvc hosts.

FIXME: JSON doesn't like path separator '\', on Win32 hosts.
llvm-svn: 156957

12 years ago<rdar://problem/11439755>
Greg Clayton [Wed, 16 May 2012 22:09:01 +0000 (22:09 +0000)]
<rdar://problem/11439755>

Make sure we can fail to create a compile unit without asserting. We now emit a warning.

llvm-svn: 156956

12 years agoGrammar.
Eric Christopher [Wed, 16 May 2012 22:08:58 +0000 (22:08 +0000)]
Grammar.

llvm-svn: 156955

12 years agoXFAIL this test on MIPS.
Akira Hatanaka [Wed, 16 May 2012 22:06:47 +0000 (22:06 +0000)]
XFAIL this test on MIPS.
Since r156650, clang has stopped emitting byval arguments for MIPS targets.

llvm-svn: 156954

12 years agoRemove unnecessary temporary.
Eric Christopher [Wed, 16 May 2012 22:02:36 +0000 (22:02 +0000)]
Remove unnecessary temporary.

llvm-svn: 156953

12 years agoFix a typo.
Johnny Chen [Wed, 16 May 2012 22:01:10 +0000 (22:01 +0000)]
Fix a typo.

llvm-svn: 156952

12 years agoSet sub-register <undef> flags more accurately.
Jakob Stoklund Olesen [Wed, 16 May 2012 21:22:35 +0000 (21:22 +0000)]
Set sub-register <undef> flags more accurately.

When widening an existing <def,reads-undef> operand to a super-register,
it may be necessary to clear the <undef> flag because the wider register
is now read-modify-write through the instruction.

Conversely, it may be necessary to add an <undef> flag when the
coalescer turns a full-register def into a sub-register def, but the
larger register wasn't live before the instruction.

This happens in test/CodeGen/ARM/coalesce-subregs.ll, but the test
is too small for the <undef> flags to affect the generated code.

llvm-svn: 156951

12 years agoRename the driver option to -mno-implicit-float, per Eli's suggestion.
Chad Rosier [Wed, 16 May 2012 21:19:55 +0000 (21:19 +0000)]
Rename the driver option to -mno-implicit-float, per Eli's suggestion.

llvm-svn: 156950

12 years agoAdd triples for test.
Jordy Rose [Wed, 16 May 2012 21:13:36 +0000 (21:13 +0000)]
Add triples for test.

llvm-svn: 156949

12 years agoEnabled C++11 in the expression parser. auto and
Sean Callanan [Wed, 16 May 2012 21:03:38 +0000 (21:03 +0000)]
Enabled C++11 in the expression parser.  auto and
various other syntactic sugar work.  Lambdas do
not due to some problems relocating code containing
lambdas.  Rvalue references work when returned from
expressions, but need more testing.

llvm-svn: 156948

12 years agoPulls diagnostics for temp file handling into the common diagnostic kinds.
Manuel Klimek [Wed, 16 May 2012 20:55:58 +0000 (20:55 +0000)]
Pulls diagnostics for temp file handling into the common diagnostic kinds.

llvm-svn: 156947

12 years agoDisassemble the signal number and also the mach exceptions when dumping stop reply...
Greg Clayton [Wed, 16 May 2012 20:49:54 +0000 (20:49 +0000)]
Disassemble the signal number and also the mach exceptions when dumping stop reply packets.

llvm-svn: 156946

12 years agoFixed an exception when parsing crash logs.
Greg Clayton [Wed, 16 May 2012 20:49:19 +0000 (20:49 +0000)]
Fixed an exception when parsing crash logs.

llvm-svn: 156945

12 years agoUpdated LLVM to fix a problem where the Thumb
Sean Callanan [Wed, 16 May 2012 20:48:19 +0000 (20:48 +0000)]
Updated LLVM to fix a problem where the Thumb
disassembler improperly sign-extended the target
for BL instructions in certain cases.

llvm-svn: 156944

12 years agoUpdate the comments for lldbtest module. The test driver is the only way to run...
Johnny Chen [Wed, 16 May 2012 20:41:28 +0000 (20:41 +0000)]
Update the comments for lldbtest module.  The test driver is the only way to run the test suite.

llvm-svn: 156943

12 years ago[driver] Allow the driver to directly accept the -no-implicit-float option, so that the
Chad Rosier [Wed, 16 May 2012 20:40:09 +0000 (20:40 +0000)]
[driver] Allow the driver to directly accept the -no-implicit-float option, so that the
generation of implicit floating point instructions can be disable for ARM.
rdar://11409142

llvm-svn: 156942

12 years ago[analyzer] Fix test for PR12206, which was failing on i386.
Jordy Rose [Wed, 16 May 2012 20:29:44 +0000 (20:29 +0000)]
[analyzer] Fix test for PR12206, which was failing on i386.

llvm-svn: 156941

12 years agoAdd _alignof and __builtin_alignof as aliases for __alignof in
Douglas Gregor [Wed, 16 May 2012 20:04:05 +0000 (20:04 +0000)]
Add _alignof and __builtin_alignof as aliases for __alignof in
Microsoft mode, from Will Wilson!

llvm-svn: 156940

12 years agoMake the script more friendly when running under python debugger.
Johnny Chen [Wed, 16 May 2012 19:43:14 +0000 (19:43 +0000)]
Make the script more friendly when running under python debugger.

llvm-svn: 156939

12 years agoTweek r156937 a bit so that the suggestions are correct.
Chad Rosier [Wed, 16 May 2012 19:42:03 +0000 (19:42 +0000)]
Tweek r156937 a bit so that the suggestions are correct.

llvm-svn: 156938

12 years agoWarn about -Wno-foo where foo is an unknown warning option. This is helpful
Chad Rosier [Wed, 16 May 2012 19:28:02 +0000 (19:28 +0000)]
Warn about -Wno-foo where foo is an unknown warning option.  This is helpful
for subtle misspellings such as -Wno-unused-command-line-arguments instead of
-Wno-unused-command-line-argument.

Also fix the diagnostic messages to properly handle -Wno- options.  Previously,
the positive version was always emitted (i.e., -Wfoo was emitted for -Wno-foo).
rdar://11461500

llvm-svn: 156937

12 years ago[libclang] Properly handle @encode() in RecursiveASTVisitor and traverse
Argyrios Kyrtzidis [Wed, 16 May 2012 19:22:47 +0000 (19:22 +0000)]
[libclang] Properly handle @encode() in RecursiveASTVisitor and traverse
its type source info. Fixes indexing references inside @encode().

llvm-svn: 156936

12 years agoDisable JITTest.FunctionIsRecompiledAndRelinked and JITTest.NoStubs
Simon Atanasyan [Wed, 16 May 2012 19:07:55 +0000 (19:07 +0000)]
Disable JITTest.FunctionIsRecompiledAndRelinked and JITTest.NoStubs
on MIPS where they are not implemented.

llvm-svn: 156935

12 years agoMove the warnings for extra semi-colons under -Wextra-semi. Also, added
Richard Trieu [Wed, 16 May 2012 19:04:59 +0000 (19:04 +0000)]
Move the warnings for extra semi-colons under -Wextra-semi.  Also, added
a warning for an extra semi-colon after function definitions.  Added logic
so that a block of semi-colons on a line will only get one warning instead
of a warning for each semi-colon.

llvm-svn: 156934

12 years agoAdded LLIMCJITMemoryManager to the lli. This manager will be used for MCJIT instead...
Danil Malyshev [Wed, 16 May 2012 18:50:11 +0000 (18:50 +0000)]
Added LLIMCJITMemoryManager to the lli. This manager will be used for MCJIT instead of DefaultJIMMemoryManager.
It's more flexible for MCJIT tasks, in addition it's provides a invalidation instruction cache for code sections which will be used before JIT code will be executed.

llvm-svn: 156933

12 years ago[analyzer] Revert a regression committed in r156920.
Anna Zaks [Wed, 16 May 2012 18:46:25 +0000 (18:46 +0000)]
[analyzer] Revert a regression committed in r156920.

This breaks the build with -triple i386-apple-darwin9.

llvm-svn: 156932

12 years agoThe redo.py script can take no argument where it uses heuristics to find the latest...
Johnny Chen [Wed, 16 May 2012 18:32:05 +0000 (18:32 +0000)]
The redo.py script can take no argument where it uses heuristics to find the latest session directory.

llvm-svn: 156931

12 years agoclang/test/Tooling: Remove XFAIL in 5 tests to unveil the real failure.
NAKAMURA Takumi [Wed, 16 May 2012 17:38:04 +0000 (17:38 +0000)]
clang/test/Tooling: Remove XFAIL in 5 tests to unveil the real failure.

FYI, they can pass on Cygwin w/o any tweaks.

llvm-svn: 156930

12 years agoclang/test/Tooling/clang-check-pwd.cpp: Add "REQUIRES: shell".
NAKAMURA Takumi [Wed, 16 May 2012 17:37:56 +0000 (17:37 +0000)]
clang/test/Tooling/clang-check-pwd.cpp: Add "REQUIRES: shell".

This passes on MSYS bash and Cygwin.

llvm-svn: 156929

12 years agoDon't do a stat compare of the module with its underlying file if we already matched...
Jim Ingham [Wed, 16 May 2012 17:16:59 +0000 (17:16 +0000)]
Don't do a stat compare of the module with its underlying file if we already matched the UUID.

llvm-svn: 156928

12 years agoAdd GetID to the .i file.
Jim Ingham [Wed, 16 May 2012 17:15:08 +0000 (17:15 +0000)]
Add GetID to the .i file.

llvm-svn: 156927

12 years agoClean up r156925, so that we only mark the capturing DeclRefExpr of a
Douglas Gregor [Wed, 16 May 2012 17:01:33 +0000 (17:01 +0000)]
Clean up r156925, so that we only mark the capturing DeclRefExpr of a
lambda as referring to a local in an enclosing scope if we're in the
enclosing scope of the lambda (not it's function call operator). Also,
turn the test into an IR generation test, since that's where the
crashes occurred. Really fixes PR12746 / <rdar://problem/11465120>.

llvm-svn: 156926

12 years agoFix code generation of variables reference expressions when mixing
Douglas Gregor [Wed, 16 May 2012 16:50:20 +0000 (16:50 +0000)]
Fix code generation of variables reference expressions when mixing
blocks and lambdas, based heavily on a patch from Meador Inge. Fixes
PR12746 / <rdar://problem/11465120>.

llvm-svn: 156925

12 years agotsan: improve addr2line symbolizer
Dmitry Vyukov [Wed, 16 May 2012 16:40:47 +0000 (16:40 +0000)]
tsan: improve addr2line symbolizer
-provide support for non-continous modules
-ignore not loaded sections
-more debug output

llvm-svn: 156924

12 years agoFix ASTReader handling of ImportDecls, from Meador Inge!
Douglas Gregor [Wed, 16 May 2012 16:31:58 +0000 (16:31 +0000)]
Fix ASTReader handling of ImportDecls, from Meador Inge!

llvm-svn: 156923

12 years agoUse a llvm::SmallString rather than std::string for duplicate-case errors
Douglas Gregor [Wed, 16 May 2012 16:11:17 +0000 (16:11 +0000)]
Use a llvm::SmallString rather than std::string for duplicate-case errors

llvm-svn: 156922

12 years ago[analyzer] Fix RUN lines for old XFAIL tests, one of which actually works.
Jordy Rose [Wed, 16 May 2012 16:01:14 +0000 (16:01 +0000)]
[analyzer] Fix RUN lines for old XFAIL tests, one of which actually works.

llvm-svn: 156921

12 years ago[analyzer] Convert many existing tests to use clang_analyzer_eval.
Jordy Rose [Wed, 16 May 2012 16:01:10 +0000 (16:01 +0000)]
[analyzer] Convert many existing tests to use clang_analyzer_eval.

llvm-svn: 156920

12 years ago[analyzer] Introduce clang_analyzer_eval for regression test constraint checks.
Jordy Rose [Wed, 16 May 2012 16:01:07 +0000 (16:01 +0000)]
[analyzer] Introduce clang_analyzer_eval for regression test constraint checks.

The new debug.ExprInspection checker looks for calls to clang_analyzer_eval,
and emits a warning of TRUE, FALSE, or UNKNOWN (or UNDEFINED) based on the
constrained value of its (boolean) argument. It does not modify the analysis
state though the conditions tested can result in branches (e.g. through the
use of short-circuit operators).

llvm-svn: 156919

12 years agoCleanup after functionalities/alias/TestAliases.py
Filipe Cabecinhas [Wed, 16 May 2012 15:07:07 +0000 (15:07 +0000)]
Cleanup after functionalities/alias/TestAliases.py

This test is run after TestAbbreviations and was making runCmd("h") fail
in that test, on the second tested architecture (two commands would be
avilable for "h": "help" and "hello").

Later I'm sending a patch for review to add some information to the error
message for that case.

llvm-svn: 156918

12 years agoHexagon: Remove unused command line option.
Benjamin Kramer [Wed, 16 May 2012 15:03:55 +0000 (15:03 +0000)]
Hexagon: Remove unused command line option.

llvm-svn: 156917

12 years agoStringSwitchify. No functionality change.
Benjamin Kramer [Wed, 16 May 2012 12:44:25 +0000 (12:44 +0000)]
StringSwitchify. No functionality change.

llvm-svn: 156916

12 years agoI noticed that named metadata doesn't provide a direct way of getting at the
Duncan Sands [Wed, 16 May 2012 12:25:43 +0000 (12:25 +0000)]
I noticed that named metadata doesn't provide a direct way of getting at the
named metadata list, unlike all the other global objects (global variables,
functions, aliases), so add that for consistency.

llvm-svn: 156915

12 years agoFactor sema for attributes unavailable and deprecated into a common function.
Benjamin Kramer [Wed, 16 May 2012 12:19:08 +0000 (12:19 +0000)]
Factor sema for attributes unavailable and deprecated into a common function.

No functionality change.

llvm-svn: 156914

12 years agoTeach the 'opt' tool about '-Os' and '-Oz', corresponding to the Clang
Chandler Carruth [Wed, 16 May 2012 08:32:49 +0000 (08:32 +0000)]
Teach the 'opt' tool about '-Os' and '-Oz', corresponding to the Clang
options, to enable easier testing of the innards of LLVM that are
enabled by such optimization strategies.

Note that this doesn't provide the (much needed) function attribute
support for -Oz (as opposed to -Os), but still seems like a positive
step to better test the logic that Clang currently relies on.

Patch by Patrik Hägglund.

llvm-svn: 156913

12 years ago[tsan] fix typo
Kostya Serebryany [Wed, 16 May 2012 08:19:13 +0000 (08:19 +0000)]
[tsan] fix typo

llvm-svn: 156912

12 years agoClarify how libstdc++ and other bits of the system toolchain are found
Chandler Carruth [Wed, 16 May 2012 08:18:58 +0000 (08:18 +0000)]
Clarify how libstdc++ and other bits of the system toolchain are found
on Linux in the getting started documentation.

Patch by Nathan Ridge.

llvm-svn: 156911

12 years ago[tsan] first version of ThreadSanitizer docs
Kostya Serebryany [Wed, 16 May 2012 08:14:36 +0000 (08:14 +0000)]
[tsan] first version of ThreadSanitizer docs

llvm-svn: 156910

12 years agoFix a thinko in DisintegrateMERGE_VALUES. Patch by Xiaoyi Guo.
Duncan Sands [Wed, 16 May 2012 07:57:18 +0000 (07:57 +0000)]
Fix a thinko in DisintegrateMERGE_VALUES.  Patch by Xiaoyi Guo.

llvm-svn: 156909

12 years ago[tsan] add tiny_test.c
Kostya Serebryany [Wed, 16 May 2012 07:48:16 +0000 (07:48 +0000)]
[tsan] add tiny_test.c

llvm-svn: 156908

12 years ago[tsan] fix old-style makefile -- we still need them to run our tests
Kostya Serebryany [Wed, 16 May 2012 07:46:55 +0000 (07:46 +0000)]
[tsan] fix old-style makefile -- we still need them to run our tests

llvm-svn: 156907

12 years ago[tsan] add ThreadSanitizer linker flags on Linux and also copy the tsan-rt into...
Kostya Serebryany [Wed, 16 May 2012 06:36:00 +0000 (06:36 +0000)]
[tsan] add  ThreadSanitizer linker flags on Linux and also copy the tsan-rt into the appropriate place at build time

llvm-svn: 156906

12 years agoSignificantly reduce the compiled size of Functions.cpp by turning a big blob of...
Chris Lattner [Wed, 16 May 2012 06:34:44 +0000 (06:34 +0000)]
Significantly reduce the compiled size of Functions.cpp by turning a big blob of tblgen
generated code (for Intrinsic::getType) into a table.  This handles common cases right now,
but I plan to extend it to handle all cases and merge in type verification logic as well
in follow-on patches.

llvm-svn: 156905

12 years agoProduce more useful 'duplicate case' diagnostics. Fixes PR9243, from Terry Long!
Douglas Gregor [Wed, 16 May 2012 05:32:58 +0000 (05:32 +0000)]
Produce more useful 'duplicate case' diagnostics. Fixes PR9243, from Terry Long!

llvm-svn: 156904

12 years agohave tblgen emit cast<> instead of dyn_cast<> when we know it must succeed.
Chris Lattner [Wed, 16 May 2012 04:51:09 +0000 (04:51 +0000)]
have tblgen emit cast<> instead of dyn_cast<> when we know it must succeed.

llvm-svn: 156902

12 years agoInclude the correct conversion context locations for condition expressions.
David Blaikie [Wed, 16 May 2012 04:20:04 +0000 (04:20 +0000)]
Include the correct conversion context locations for condition expressions.

This improves the conversion diagnostics (by correctly pointing to the loop
construct for conversions that may've been caused by the contextual conversion
to bool caused by a condition expression) and also causes the NULL conversion
warnings to be correctly suppressed when crossing a macro boundary in such a
context. (previously, since the conversion context location was incorrect, the
suppression could not be performed)

Reported by Nico Weber as feedback to r156826.

llvm-svn: 156901

12 years agoMake sure that our thread list can't get out of date like was happening before Jims...
Greg Clayton [Wed, 16 May 2012 02:48:06 +0000 (02:48 +0000)]
Make sure that our thread list can't get out of date like was happening before Jims fix in revision 156894.

llvm-svn: 156898

12 years agoFix the visibility of instantiations of static data members.
Rafael Espindola [Wed, 16 May 2012 02:10:38 +0000 (02:10 +0000)]
Fix the visibility of instantiations of static data members.
Fixes pr12835.

llvm-svn: 156897

12 years agoAvoid creating a cycle when folding load / op with flag / store. PR11451474. rdar...
Evan Cheng [Wed, 16 May 2012 01:54:27 +0000 (01:54 +0000)]
Avoid creating a cycle when folding load / op with flag / store. PR11451474. rdar://11451474

llvm-svn: 156896

12 years agoAlways call RefreshStateAfterStop when we get a stop event. We were skipping doing...
Jim Ingham [Wed, 16 May 2012 01:32:14 +0000 (01:32 +0000)]
Always call RefreshStateAfterStop when we get a stop event.  We were skipping doing it in the case where we had interrupted the target.  Presumably at some point in the past RefreshStateAfterStop was done more directly when we handled the interrupt, but it isn't any more so now we need to do it all the time.

llvm-svn: 156894

12 years agoAdd an accessor on SBBreakpointLocation to get its location ID.
Jim Ingham [Wed, 16 May 2012 00:51:15 +0000 (00:51 +0000)]
Add an accessor on SBBreakpointLocation to get its location ID.

llvm-svn: 156891

12 years ago[libclang/AST] Index references of protocols in "@protocol(...)" syntax.
Argyrios Kyrtzidis [Wed, 16 May 2012 00:50:02 +0000 (00:50 +0000)]
[libclang/AST] Index references of protocols in "@protocol(...)" syntax.

To do that, keep track of the location of the protocol id in the ObjCProtocolExpr
AST node.

rdar://11190837

llvm-svn: 156890

12 years agoBump debugserver version # to 187.
Jason Molenda [Wed, 16 May 2012 00:40:45 +0000 (00:40 +0000)]
Bump debugserver version # to 187.

llvm-svn: 156888

12 years agoBump version # to lldb-147.
Jason Molenda [Wed, 16 May 2012 00:40:14 +0000 (00:40 +0000)]
Bump version # to lldb-147.

llvm-svn: 156887

12 years agoAdd LLDB_DISABLE_PYTHON around newly added methods in
Jason Molenda [Wed, 16 May 2012 00:38:08 +0000 (00:38 +0000)]
Add LLDB_DISABLE_PYTHON around newly added methods in
DataVisualization.h / DataVisualization.cpp / ValueObject.cpp
and
FormatManager.h / FormatManager.cpp

llvm-svn: 156886

12 years agoSet the result status correctly for asynchronous step-in/out/over commands.
Jim Ingham [Wed, 16 May 2012 00:37:40 +0000 (00:37 +0000)]
Set the result status correctly for asynchronous step-in/out/over commands.

llvm-svn: 156885

12 years agoFix comment typeo.
Jason Molenda [Wed, 16 May 2012 00:36:41 +0000 (00:36 +0000)]
Fix comment typeo.

llvm-svn: 156884

12 years agoChange lockdown API use in RNBSocket::ConnectToService.
Jason Molenda [Wed, 16 May 2012 00:36:21 +0000 (00:36 +0000)]
Change lockdown API use in RNBSocket::ConnectToService.
<rdar://problem/10800927>

llvm-svn: 156883

12 years agoFix Makefile to pass the correct -arch flag to the toolchains.
Johnny Chen [Wed, 16 May 2012 00:33:34 +0000 (00:33 +0000)]
Fix Makefile to pass the correct -arch flag to the toolchains.

llvm-svn: 156882

12 years agoFixed grammar for the llvm.trap intrinsic description.
John Criswell [Wed, 16 May 2012 00:26:51 +0000 (00:26 +0000)]
Fixed grammar for the llvm.trap intrinsic description.

llvm-svn: 156881

12 years ago[objcmt] Accept char arrays for rewriting to @() syntax.
Argyrios Kyrtzidis [Wed, 16 May 2012 00:21:21 +0000 (00:21 +0000)]
[objcmt] Accept char arrays for rewriting to @() syntax.

Part of rdar://11438360

llvm-svn: 156880

12 years ago<rdar://problem/11246147>
Greg Clayton [Wed, 16 May 2012 00:11:54 +0000 (00:11 +0000)]
<rdar://problem/11246147>

Make sure our debugger STDIN read thread shuts down quickly when we are done with it. We had a case where the owner of the file handle was not closing it and caused spins.

llvm-svn: 156879

12 years agoEnable sub-sub-register copy coalescing.
Jakob Stoklund Olesen [Tue, 15 May 2012 23:31:35 +0000 (23:31 +0000)]
Enable sub-sub-register copy coalescing.

It is now possible to coalesce weird skewed sub-register copies by
picking a super-register class larger than both original registers. The
included test case produces code like this:

  vld2.32 {d16, d17, d18, d19}, [r0]!
  vst2.32 {d18, d19, d20, d21}, [r0]

We still perform interference checking as if it were a normal full copy
join, so this is still quite conservative. In particular, the f1 and f2
functions in the included test case still have remaining copies because
of false interference.

llvm-svn: 156878

12 years agoInclude llvm/ADT/STLExtras.h from lldb/Utility/Utils.h and use llvm::array_lengthof...
Johnny Chen [Tue, 15 May 2012 23:21:36 +0000 (23:21 +0000)]
Include llvm/ADT/STLExtras.h from lldb/Utility/Utils.h and use llvm::array_lengthof(), instead.

llvm-svn: 156876

12 years ago[analyzer] Add a test for dead stores, which uses OpaqueValExpr.
Anna Zaks [Tue, 15 May 2012 23:12:53 +0000 (23:12 +0000)]
[analyzer] Add a test for dead stores, which uses OpaqueValExpr.

llvm-svn: 156875

12 years ago[objcmt] When using NSNumber numberWithInteger:/numberWithUnsignedInteger: be
Argyrios Kyrtzidis [Tue, 15 May 2012 22:59:54 +0000 (22:59 +0000)]
[objcmt] When using NSNumber numberWithInteger:/numberWithUnsignedInteger: be
more liberal in rewriting when the parameter is an enum constant.

Part of rdar://11438360

llvm-svn: 156873

12 years agoobjective-c: perform strict type checking on property
Fariborz Jahanian [Tue, 15 May 2012 22:37:04 +0000 (22:37 +0000)]
objective-c: perform strict type checking on property
type and its accessor type and issue error if types
are incompatible, instead of crashing in IRgen.
// rdar://1105153

llvm-svn: 156871

12 years ago[analyzer] Fix a regression in ObjCUnusedIVars checker.
Anna Zaks [Tue, 15 May 2012 22:31:56 +0000 (22:31 +0000)]
[analyzer] Fix a regression in ObjCUnusedIVars checker.

We can no longer rely on children iterator to visit all the AST
tree children of an expression (OpaqueValueExpr has no children).

llvm-svn: 156870

12 years agoTeach RegisterCoalescer to handle symmetric sub-register copies.
Jakob Stoklund Olesen [Tue, 15 May 2012 22:26:28 +0000 (22:26 +0000)]
Teach RegisterCoalescer to handle symmetric sub-register copies.

It is possible to coalesce two overlapping registers to a common
super-register that it larger than both of the original registers.

The important difference is that it may be necessary to rewrite DstReg
operands as well as SrcReg operands because the sub-register index has
changed.

This behavior is still disabled by CoalescerPair.

llvm-svn: 156869

12 years ago[objcmt] Rewrite messages to NSString's stringWithUTF8String:/stringWithCString:
Argyrios Kyrtzidis [Tue, 15 May 2012 22:22:10 +0000 (22:22 +0000)]
[objcmt] Rewrite messages to NSString's stringWithUTF8String:/stringWithCString:
to use the @() boxing syntax.

It will also rewrite uses of stringWithCString:encoding: where the encoding that is
used is NSASCIIStringEncoding or NSUTF8StringEncoding.

rdar://11438360

llvm-svn: 156868

12 years agoHandle NewReg==OldReg in renameRegister().
Jakob Stoklund Olesen [Tue, 15 May 2012 22:20:27 +0000 (22:20 +0000)]
Handle NewReg==OldReg in renameRegister().

This can happen when widening a virtual register to a super-register
class.

llvm-svn: 156867

12 years agoWe never call adjustCopiesBackFrom() for partial copies.
Jakob Stoklund Olesen [Tue, 15 May 2012 22:18:49 +0000 (22:18 +0000)]
We never call adjustCopiesBackFrom() for partial copies.

There is no need to look at an always null SrcIdx.

llvm-svn: 156866

12 years agollvm-config: Use sys::fs::equivalent instead of string comparison.
Daniel Dunbar [Tue, 15 May 2012 22:07:18 +0000 (22:07 +0000)]
llvm-config: Use sys::fs::equivalent instead of string comparison.
 - Hopefully fixes PR11600 (untested).

llvm-svn: 156865

12 years ago[Support] Add a version of sys::fs::equivalent() that treats errors as false.
Daniel Dunbar [Tue, 15 May 2012 22:07:14 +0000 (22:07 +0000)]
[Support] Add a version of sys::fs::equivalent() that treats errors as false.

llvm-svn: 156864

12 years agoDon't warn when NULL is used within a macro but its conversion is outside a macro.
David Blaikie [Tue, 15 May 2012 21:57:38 +0000 (21:57 +0000)]
Don't warn when NULL is used within a macro but its conversion is outside a macro.

This fixes the included test case & was reported by Nico Weber.

It's a little bit nasty using the difference in the conversion context, but
seems to me like a not unreasonable solution. I did have to fix up the
conversion context for conditional operators (it seems correct to me to include
the context for which we're actually doing the comparison - across all the
nested conditionals, rather than the innermost conditional which might not
actually have the problematic implicit conversion at all) and template default
arguments (this is a bit of a hack, since we don't have the source location of
the '=' anymore, so I just used the start of the parameter - open to
suggestions there)

llvm-svn: 156861

12 years agoTypo.
Richard Smith [Tue, 15 May 2012 21:42:17 +0000 (21:42 +0000)]
Typo.

llvm-svn: 156860

12 years ago[docs] Remove unsupported references to ExtraSource variable.
Daniel Dunbar [Tue, 15 May 2012 21:32:27 +0000 (21:32 +0000)]
[docs] Remove unsupported references to ExtraSource variable.

llvm-svn: 156857

12 years agoIf we see a declaration which is either missing a type or has a malformed type,
Richard Smith [Tue, 15 May 2012 21:29:55 +0000 (21:29 +0000)]
If we see a declaration which is either missing a type or has a malformed type,
and the thing we have has a scope specifier, and we're in a context that doesn't
allow declaring a qualified name, then the error is a malformed type, not a
missing type.

llvm-svn: 156856

12 years agoAdd i386-only expectedFailure decorators for current ToT.
Johnny Chen [Tue, 15 May 2012 21:27:40 +0000 (21:27 +0000)]
Add i386-only expectedFailure decorators for current ToT.

llvm-svn: 156855

12 years agoDon't use the implicit int rule for error recovery in C++. Instead, try to
Richard Smith [Tue, 15 May 2012 21:01:51 +0000 (21:01 +0000)]
Don't use the implicit int rule for error recovery in C++. Instead, try to
disambiguate whether the type name was forgotten or mistyped.

llvm-svn: 156854

12 years agoAdd the Objective-C runtime linking arguments after user-specified
Douglas Gregor [Tue, 15 May 2012 21:00:27 +0000 (21:00 +0000)]
Add the Objective-C runtime linking arguments after user-specified
linker arguments. Fixes <rdar://problem/11417441>.

llvm-svn: 156853

12 years agoAdd blurb for Crack.
Bill Wendling [Tue, 15 May 2012 20:47:23 +0000 (20:47 +0000)]
Add blurb for Crack.

llvm-svn: 156852

12 years agoAdd documentation about boxing enum types and a codegen test to make
Argyrios Kyrtzidis [Tue, 15 May 2012 20:45:35 +0000 (20:45 +0000)]
Add documentation about boxing enum types and a codegen test to make
sure we pick up the underlying type, per suggestion by Fariborz.

No functionality change.

llvm-svn: 156851

12 years agoAdd a test case for r156840, a fix to llvm-objdump when disassembling using
Kevin Enderby [Tue, 15 May 2012 20:20:50 +0000 (20:20 +0000)]
Add a test case for r156840, a fix to llvm-objdump when disassembling using
-macho to disassemble the last symbol to the end of the section.

llvm-svn: 156850

12 years agoreuse the result of some expensive computations in getSignExtendExpr() and getZeroExt...
Nuno Lopes [Tue, 15 May 2012 20:20:14 +0000 (20:20 +0000)]
reuse the result of some expensive computations in getSignExtendExpr() and getZeroExtendExpr()
this gives a speedup of > 80 in a debug build in the test case of PR12825 (php_sha512_crypt_r)

llvm-svn: 156849

12 years agoExtend the CoalescerPair interface to handle symmetric sub-register copies.
Jakob Stoklund Olesen [Tue, 15 May 2012 20:09:43 +0000 (20:09 +0000)]
Extend the CoalescerPair interface to handle symmetric sub-register copies.

Now both SrcReg and DstReg can be sub-registers of the final coalesced
register.

CoalescerPair::setRegisters still rejects such copies because
RegisterCoalescer doesn't yet handle them.

llvm-svn: 156848