Renato Golin [Thu, 5 Jun 2014 16:52:20 +0000 (16:52 +0000)]
Fix bot for named register test
llvm-svn: 210275
Renato Golin [Thu, 5 Jun 2014 16:45:22 +0000 (16:45 +0000)]
Add pointer types to global named register
This patch adds support for pointer types in global named registers variables.
It'll be lowered as a pair of read/write_register and inttoptr/ptrtoint calls.
Also adds some early checks on types on SemaDecl to avoid the assert.
Tests changed accordingly. (PR19837)
llvm-svn: 210274
Yaron Keren [Thu, 5 Jun 2014 16:42:26 +0000 (16:42 +0000)]
Document how to select build configuration with Visual C++ IDE or command line.
llvm-svn: 210273
Todd Fiala [Thu, 5 Jun 2014 16:34:13 +0000 (16:34 +0000)]
Added gdb-remote test for software breakpoints.
Tests $Z0 and $z0. Extends test exe get-code-address-hex:
to take a function name.
Enabled for debugserver, disabled for llgs. Implementing
in llgs branch next.
llvm-svn: 210272
Bill Schmidt [Thu, 5 Jun 2014 16:21:13 +0000 (16:21 +0000)]
[PPC64LE] Temporarily disable VSX support in little-endian mode
This is a preliminary patch for the PowerPC64LE support. In stage 1
of the vector support, we will support the VMX (Altivec) instruction
set, but will not yet support the VSX instructions. This is merely a
staging issue to provide functional vector support as soon as
possible.
llvm-svn: 210271
Matheus Almeida [Thu, 5 Jun 2014 14:59:18 +0000 (14:59 +0000)]
[mips] Add macros _MIPS_ISA and __mips_isa_rev (same expansion as defined by GCC).
Summary: The Linux Kernel is one example of a piece of software that relies on them.
Reviewers: atanasyan
Reviewed By: atanasyan
Differential Revision: http://reviews.llvm.org/D3756
llvm-svn: 210270
Samuel Benzaquen [Thu, 5 Jun 2014 14:47:08 +0000 (14:47 +0000)]
Fix equalsNode() to accept pointers to derived types.
Summary:
Move the 'const' in the AST_*MATCHER_P* macros to the right of ParamType to
avoiad applying the constness on the wrong level when ParamType is a pointer.
Change equalsNode() to explicitly accept 'const Decl*' or 'const Stmt*'.
Reviewers: klimek
Subscribers: klimek, cfe-commits
Differential Revision: http://reviews.llvm.org/D3994
llvm-svn: 210269
Todd Fiala [Thu, 5 Jun 2014 14:46:04 +0000 (14:46 +0000)]
Remove unused defines from lldb driver.
See http://reviews.llvm.org/D3965 for details.
Change by Thiago Farina.
llvm-svn: 210268
Evgeniy Stepanov [Thu, 5 Jun 2014 14:38:53 +0000 (14:38 +0000)]
[asancov] Faster coverage in memory-mapped mode.
Use caller pc of __sanitizer_cov_module_init to figure out
when 2 sequential calls are from the same module; skip
.sancov.map file update in this case.
llvm-svn: 210267
Evgeniy Stepanov [Thu, 5 Jun 2014 14:34:45 +0000 (14:34 +0000)]
[asancov] Fix coverage line info some more.
Now it should always point to the opening brace of the function (in
-asan-coverage=1 mode).
llvm-svn: 210266
Evgeniy Stepanov [Thu, 5 Jun 2014 14:32:15 +0000 (14:32 +0000)]
Add missing const specifier to a const method.
llvm-svn: 210265
Ulrich Weigand [Thu, 5 Jun 2014 14:20:54 +0000 (14:20 +0000)]
XFAIL: test/DebugInfo/missing-abstract-variable.ll on s390x as well
llvm-svn: 210264
Ulrich Weigand [Thu, 5 Jun 2014 14:20:10 +0000 (14:20 +0000)]
[SystemZ] Do not install IfConverter pass at -O0
When not optimizing, do not run the IfConverter pass, this makes
debugging more difficult (and causes a testsuite failure in
DebugInfo/unconditional-branch.ll).
llvm-svn: 210263
Sasa Stankovic [Thu, 5 Jun 2014 13:52:08 +0000 (13:52 +0000)]
[mips] Modify long branch for NaCl:
* Move the instruction that changes sp outside of the branch delay slot.
* Bundle-align the target of indirect branch.
Differential Revision: http://llvm-reviews.chandlerc.com/D3928
llvm-svn: 210262
Sasa Stankovic [Thu, 5 Jun 2014 13:42:48 +0000 (13:42 +0000)]
Prevent hoisting the instruction whose def might be clobbered by the terminator.
llvm-svn: 210261
Alexander Kornienko [Thu, 5 Jun 2014 13:31:45 +0000 (13:31 +0000)]
Allow per-file clang-tidy options.
Summary:
This patch makes it possible for clang-tidy clients to provide
different options for different translation units. The option, which doesn't
make sense to be file-dependent, was moved to a separate ClangTidyGlobalOptions
struct. Added parsing of ClangTidyOptions.
Reviewers: klimek
Reviewed By: klimek
Subscribers: cfe-commits
Differential Revision: http://reviews.llvm.org/D3979
llvm-svn: 210260
Evgeniy Stepanov [Thu, 5 Jun 2014 12:49:35 +0000 (12:49 +0000)]
[asan] asan_device_setup: extend search path
In standalone build asan-rt is stored in yet another path.
llvm-svn: 210259
Simon Atanasyan [Thu, 5 Jun 2014 12:39:12 +0000 (12:39 +0000)]
[Mips] Make dynlib-dynsym.test self contained.
llvm-svn: 210258
Evgeniy Stepanov [Thu, 5 Jun 2014 12:31:22 +0000 (12:31 +0000)]
[asan] Add 'asan' to asan test deps.
This sound like a good idea in general.
Also, without this on Android we get add_lit_testsuite() with empty DEPENDS
list, and it does not work well.
llvm-svn: 210257
Evgeniy Stepanov [Thu, 5 Jun 2014 12:29:47 +0000 (12:29 +0000)]
[asan] Fix lit tests setup on Android.
Pass cflags in a way that's compatible with standalone compiler-rt build.
llvm-svn: 210256
Evgeniy Stepanov [Thu, 5 Jun 2014 12:22:37 +0000 (12:22 +0000)]
[asan] Use -pthread instead of -lpthread in tests.
llvm-svn: 210255
Matheus Almeida [Thu, 5 Jun 2014 12:07:14 +0000 (12:07 +0000)]
[mips] Fix triple.
Mips2 is a 32-bit architecture.
llvm-svn: 210254
Evgeniy Stepanov [Thu, 5 Jun 2014 11:41:39 +0000 (11:41 +0000)]
Fix driver warning about -pthread on Android.
-pthread is no-op on Android. Suppress the unused argument warning.
llvm-svn: 210253
Evgeniy Stepanov [Thu, 5 Jun 2014 11:14:00 +0000 (11:14 +0000)]
Fix driver warning about -shared-libasan on Android.
Asan runtime library is always shared on Android, and -shared-libasan is no-op.
Suppress the unused argument warning.
llvm-svn: 210252
Robert Lytton [Thu, 5 Jun 2014 09:06:21 +0000 (09:06 +0000)]
XCore target: Fix 'typestring' binding qualifier to the array and not the type
Differential Revision: http://reviews.llvm.org/D3949
llvm-svn: 210250
Iain Sandoe [Thu, 5 Jun 2014 08:49:55 +0000 (08:49 +0000)]
lld (build with configur and make) Enable build
r210177 added Makefiles to the lld project.
This revision enables the automatic build of lld when the sources are found in tools/lld.
llvm-svn: 210245
Matt Arsenault [Thu, 5 Jun 2014 08:00:36 +0000 (08:00 +0000)]
R600: Fix test. Using wrong check prefix.
llvm-svn: 210244
Rui Ueyama [Thu, 5 Jun 2014 07:40:59 +0000 (07:40 +0000)]
Revert "[PECOFF] Support COMDAT associative sections."
This reverts accidental commit r210240.
llvm-svn: 210243
Rui Ueyama [Thu, 5 Jun 2014 07:37:29 +0000 (07:37 +0000)]
Add SymbolTable::isCoalescedAway
isCoalescedAway(x) is faster than replacement(x) != x as the former
does not follow the replacement atom chain. Also it's easier to use.
llvm-svn: 210242
Rui Ueyama [Thu, 5 Jun 2014 07:37:25 +0000 (07:37 +0000)]
Print error message in LinkOnce handler.
Rather than outside of the handler function to make the code simple.
llvm-svn: 210241
Rui Ueyama [Thu, 5 Jun 2014 07:37:20 +0000 (07:37 +0000)]
[PECOFF] Support COMDAT associative sections.
COFF supports a feature similar to ELF's section groups. This
patch implements it.
In ELF, section groups are identified by their names, and they are
treated somewhat differently from regular symbols. In COFF, the
feature is realized in a more straightforward way. A section can
have an annotation saying "if Nth section is linked, link this
section too."
Implementing such feature is easy. We can add a reference from a
target atom to an original atom, so that if the target is linked,
the original atom is also linked. If not linked, both will be
dead-stripped. So they are treated as a group.
I added a new reference type, kindAssociate. It does nothing except
preventing referenced atoms from being dead-stripped.
No change to the Resolver is needed.
Reviewers: Bigcheese, shankarke, atanasyan
Subscribers: llvm-commits
Differential Revision: http://reviews.llvm.org/D3946
llvm-svn: 210240
Nick Lewycky [Thu, 5 Jun 2014 04:31:43 +0000 (04:31 +0000)]
Fix coverage for files with global constructors again. Adds a testcase to the commit from r206671, as requested by David Blaikie.
llvm-svn: 210239
Puyan Lotfi [Thu, 5 Jun 2014 04:29:21 +0000 (04:29 +0000)]
Changing this line of code back to the way it was before Alp's config.h clean up changes.
I've already spoken to Alp and he signed off on making this one change, so that our buildbots
go green in the short term.
llvm-svn: 210238
David Blaikie [Thu, 5 Jun 2014 02:04:59 +0000 (02:04 +0000)]
Revert r210221 again, due to a crash Richard Smith has provided involving self-hosting LLVM with libc++.
Test case coming, once I reduce it.
llvm-svn: 210236
Dan Albert [Thu, 5 Jun 2014 02:00:24 +0000 (02:00 +0000)]
Remove's uses of sys/timeb.h for Android.
Android is removing sys/timeb.h because it was removed in POSIX 2008.
llvm-svn: 210235
David Blaikie [Thu, 5 Jun 2014 01:30:50 +0000 (01:30 +0000)]
DebugInfo: Reuse existing LexicalScope to retrieve the scope's MDNode, rather than looking it up through the DebugLoc.
No functional change intended, just streamlines the abstract variable
lookup/construction to use a common entry point.
llvm-svn: 210234
David Blaikie [Thu, 5 Jun 2014 01:04:20 +0000 (01:04 +0000)]
DebugInfo: Roll argument insertion into variable insertion to ensure arguments are correctly handled in all cases.
No functional change intended.
llvm-svn: 210233
Alexey Samsonov [Thu, 5 Jun 2014 00:58:28 +0000 (00:58 +0000)]
[Deadlock detector] Fix CMake build rules for shared runtime
llvm-svn: 210232
David Blaikie [Thu, 5 Jun 2014 00:51:35 +0000 (00:51 +0000)]
PR19388: DebugInfo: Emit dead arguments in their originally declared order.
Unused arguments were not being added to the argument list, but instead
treated as arbitrary scope variables. This meant they weren't carefully
added in the original argument order.
In this particular example, though, it turns out the argument is only
/mostly/ unused (well, actually it's entirely used, but in a specific
way). It's a struct that, due to ABI reasons, is decomposed into chunks
(exactly one chunk, since it has one member) and then passed. Since only
one of those chunks is used (SROA, etc, kill the original reconstitution
code) we don't have a location to describe the whole variable.
In this particular case, since the struct consists of just the one int,
once we have partial location information, this should have a location
that describes the entire variable (since the piece is the entirety of
the object).
And at some point we'll need to describe the location of even /entirely/
unused arguments so that they can at least be printed on function entry.
llvm-svn: 210231
Richard Smith [Thu, 5 Jun 2014 00:43:02 +0000 (00:43 +0000)]
Bugfix: don't assert if someone manages to declare an operator new/delete template before the builtin operator new/delete.
llvm-svn: 210230
Alexey Samsonov [Thu, 5 Jun 2014 00:25:30 +0000 (00:25 +0000)]
Use AArch64 instead of now removed ARM64 in test configs
llvm-svn: 210229
David Blaikie [Thu, 5 Jun 2014 00:25:26 +0000 (00:25 +0000)]
DebugInfo: Add comments/assert description to r209674 based on Eric Christopher's post-commit review feedback.
llvm-svn: 210228
Eric Christopher [Thu, 5 Jun 2014 00:22:13 +0000 (00:22 +0000)]
We've got a getSlotSize call already that we use everywhere else,
use it here too.
llvm-svn: 210227
Matt Arsenault [Thu, 5 Jun 2014 00:15:55 +0000 (00:15 +0000)]
R600/SI: Match rsq instructions
llvm-svn: 210226
Reid Kleckner [Thu, 5 Jun 2014 00:13:43 +0000 (00:13 +0000)]
Flush C stdio streams upon process termination
Due to what can only be described as a CRT bug, stdout and amazingly
even stderr are not always flushed upon process termination, especially
when the system is under high threading pressure. I have found two
repros for this:
1) In lib\Support\Threading.cpp, change sys::Mutex to an
std::recursive_mutex and run check-clang. Usually between 30 and 40
tests will fail.
2) Add OutputDebugStrings in code that runs during static initialization
and static shutdown. This will sometimes generate similar failures.
After a substantial amount of troubleshooting and debugging, I found
that I could reproduce this from the command line without running
check-clang. Simply make the mutex change described in #1, then
manually run the following command many times by running it once, then
pressing Up -> Enter very quickly:
D:\src\llvm\build\vs2013\Debug\bin\c-index-test.EXE -cursor-at=D:\src\llvm\tools\clang\test\Index\targeted-preamble.h:2:15 D:\src\llvm\tools\clang\test\Index\targeted-cursor.c -include D:\src\llvm\build\vs2013\tools\clang\test\Index\Output\targeted-cursor.c.tmp.h -Xclang -error-on-deserialized-decl=NestedVar1 -Xclang -error-on-deserialized-decl=TopVar | D:\src\llvm\build\vs2013\Debug\bin\FileCheck.EXE D:\src\llvm\tools\clang\test\Index\targeted-cursor.c -check-prefix=PREAMBLE-CURSOR1
Sporadically they will fail, and attaching a debugger to a failed
instance indicates that stdin of FileCheck.exe is empty.
Note that due to the repro in #2, we can rule out a bug in the STL's
mutex implementation, and instead conclude that this is a real flake in
the windows test harness.
Test Plan:
Without patch: Ran check-clang 10 times and saw over 30 Unexpected failures on every run.
With patch: Ran check-clang 10 times and saw 0 unexpected failures across all runs.
Reviewers: rnk
Differential Revision: http://reviews.llvm.org/D4021
Patch by Zachary Turner!
llvm-svn: 210225
Eric Christopher [Thu, 5 Jun 2014 00:09:08 +0000 (00:09 +0000)]
80-columns.
llvm-svn: 210224
Eric Christopher [Thu, 5 Jun 2014 00:09:05 +0000 (00:09 +0000)]
Remove uses of the TargetMachine from X86FrameLowering.
llvm-svn: 210223
Matt Arsenault [Thu, 5 Jun 2014 00:01:12 +0000 (00:01 +0000)]
Use nullptr
llvm-svn: 210222
David Blaikie [Wed, 4 Jun 2014 23:50:52 +0000 (23:50 +0000)]
DebugInfo: Reapply r209984 (reverted in r210143), asserting that abstract DbgVariables have DIEs.
Abstract variables within abstract scopes that are entirely optimized
away in their first inlining are omitted because their scope is not
present so the variable is never created. Instead, we should ensure the
scope is created so the variable can be added, even if it's been
optimized away in its first inlining.
This fixes the incorrect debug info in missing-abstract-variable.ll
(added in r210143) and passes an asserts self-hosting build, so
hopefully there's not more of these issues left behind... *fingers
crossed*.
llvm-svn: 210221
Richard Smith [Wed, 4 Jun 2014 23:28:46 +0000 (23:28 +0000)]
[ubsan] Don't add a --dynamic-list for ubsan symbols when building a shared
library. That results in the linker resolving all references to weak symbols in
the DSO to the definition from within that DSO. Ironically, this rarely causes
observable problems, except that it causes ubsan's own dynamic type check to
spuriously fail (because we fail to properly merge type_info object names).
llvm-svn: 210220
Richard Smith [Wed, 4 Jun 2014 23:26:06 +0000 (23:26 +0000)]
Formatting cleanup.
llvm-svn: 210219
Nick Lewycky [Wed, 4 Jun 2014 21:47:19 +0000 (21:47 +0000)]
Explain why we skip DbgInfoIntrinsics when looking at line numbers in .gcno file emission.
llvm-svn: 210218
Hans Wennborg [Wed, 4 Jun 2014 21:09:46 +0000 (21:09 +0000)]
Don't dynamically initialize dllimport vars (PR19933)
They should be initialized when they're exported.
Differential Revision: http://reviews.llvm.org/D4020
llvm-svn: 210217
Greg Fitzgerald [Wed, 4 Jun 2014 21:05:01 +0000 (21:05 +0000)]
[asan] Add install rule for Android runtime
llvm-svn: 210216
Hans Wennborg [Wed, 4 Jun 2014 21:04:54 +0000 (21:04 +0000)]
Don't emit structors for available_externally globals (PR19933)
We would previously assert here when trying to figure out the section
for the global.
This makes us handle the situation more gracefully since the IR isn't
malformed.
Differential Revision: http://reviews.llvm.org/D4022
llvm-svn: 210215
Alexey Samsonov [Wed, 4 Jun 2014 20:25:57 +0000 (20:25 +0000)]
Remove the overload of GetAddrOfConstantString method
llvm-svn: 210214
Todd Fiala [Wed, 4 Jun 2014 20:13:37 +0000 (20:13 +0000)]
Move MemoryRegionInfo out of Target/Process.h into its own header.
lldb-gdbserver and NativeProcessProtocol will use MemoryRegionInfo
but don't want to pull in Process.h. Pull this declaration and
definition out into its own header.
llvm-svn: 210213
Alexey Samsonov [Wed, 4 Jun 2014 19:56:57 +0000 (19:56 +0000)]
Refactor and generalize GetAddrOfConstantString and GetAddrOfConstantStringFromLiteral.
Share mode code between these functions and re-structure them in a way
which shows how similar they actually are. The latter function works well
with literals of multi-byte chars and does a GlobalVariable name mangling
(if global strings are non-writable).
No functionality change.
llvm-svn: 210212
Richard Smith [Wed, 4 Jun 2014 19:54:15 +0000 (19:54 +0000)]
Use __builtin_operator_new/__builtin_operator_delete when available. This
allows allocations and deallocations to be optimized out.
llvm-svn: 210211
David Majnemer [Wed, 4 Jun 2014 19:43:20 +0000 (19:43 +0000)]
Handle partial nanosleeps in this_thread::sleep_for
Signals may result in nanosleep returning with only some of the
requested sleeping performed.
Utilize nanosleep's "time-remaining" out parameter to continue sleeping
when this occurs.
llvm-svn: 210210
Tobias Grosser [Wed, 4 Jun 2014 19:41:47 +0000 (19:41 +0000)]
Adjust another test case to not access out of bounds
llvm-svn: 210208
Rafael Espindola [Wed, 4 Jun 2014 19:03:20 +0000 (19:03 +0000)]
This cast is not necessary any more (llvm api change).
llvm-svn: 210206
Rafael Espindola [Wed, 4 Jun 2014 19:01:48 +0000 (19:01 +0000)]
Add a Constant version of stripPointerCasts.
Thanks to rnk for the suggestion.
llvm-svn: 210205
Rafael Espindola [Wed, 4 Jun 2014 18:51:46 +0000 (18:51 +0000)]
Update for llvm api change.
llvm-svn: 210204
Rafael Espindola [Wed, 4 Jun 2014 18:51:31 +0000 (18:51 +0000)]
Clauses in a landingpad are always Constant. Use a stricter type.
llvm-svn: 210203
Peter Collingbourne [Wed, 4 Jun 2014 17:54:51 +0000 (17:54 +0000)]
[dfsan] Fix the declaration of dfsan_add_label.
llvm-svn: 210202
Yaron Keren [Wed, 4 Jun 2014 17:35:28 +0000 (17:35 +0000)]
Two small enhancements for the JIT.
When JITting a large project such as Boost it's quite hard to figure out the problematic inline asm without debug location. This patch provides debug location printout before the JIT aborts due to inline asm. printDebugLoc() was exposed from MachineInstr.cpp and reused here.
If the JIT run with debug info, don't bomb on DBG_VALUE but ignore them.
http://reviews.llvm.org/D3416
llvm-svn: 210201
David Blaikie [Wed, 4 Jun 2014 17:05:23 +0000 (17:05 +0000)]
XFAIL: test/DebugInfo/missing-abstract-variable.ll on mips and ppc64 due to an inlined parameter that goes missing.
llvm-svn: 210200
Sergey Matveev [Wed, 4 Jun 2014 16:57:03 +0000 (16:57 +0000)]
[sanitizer] Make LSan/MSan/TSan honor the "color" flag.
Based on a patch by Stephan Bergmann.
llvm-svn: 210199
David Majnemer [Wed, 4 Jun 2014 16:46:32 +0000 (16:46 +0000)]
MS-ABI: Mangle empty template parameter packs correctly
Tested for compatibility with VS2013.
llvm-svn: 210198
David Majnemer [Wed, 4 Jun 2014 16:46:26 +0000 (16:46 +0000)]
MS-ABI: Implement user defined literals
Straightforward implementation of UDLs, it's compatible with VS "14".
This nearly completes our implementation of C++ name mangling for the
MS-ABI.
llvm-svn: 210197
Todd Fiala [Wed, 4 Jun 2014 16:42:12 +0000 (16:42 +0000)]
Added gdb-remote $qMemoryRegionInfo tests for heap and stack.
Added two new tests: one to verify that a test exe heap address
returned is readable and writeable, and a similar one to verify
a test exe stack address is readable and writeable.
Ran the main.cpp test exe code through the Xcode re-indenter.
I was using TextMate to edit the test's C++ code alongside the
Python code but last check-in found that it was not handling
tabs/indentation the way I am intending it.
Modified test exe to require C++11.
Refactored gdb remote python code's handling of memory region
info into more re-usable methods.
llvm-svn: 210196
Nico Weber [Wed, 4 Jun 2014 16:25:58 +0000 (16:25 +0000)]
Make meta.trans.other/aligned_storage.pass.cpp pass on arm.
The maximum alignment on arm is 8, not 16 like on x86. Use alignof(max_align_t)
to make the test work in both cases.
llvm-svn: 210195
Saleem Abdulrasool [Wed, 4 Jun 2014 16:03:20 +0000 (16:03 +0000)]
tools: fix parenthesis warning from GCC
Add parenthesis as suggested by GCC.
llvm-svn: 210194
Saleem Abdulrasool [Wed, 4 Jun 2014 16:03:18 +0000 (16:03 +0000)]
tools: fix silly typo in llvm-readobj
Case insensitive case preserving file systems are not a good choice for
development.
llvm-svn: 210193
Saleem Abdulrasool [Wed, 4 Jun 2014 15:47:15 +0000 (15:47 +0000)]
tools: initial implementation of WoA EH decoding
Add support to llvm-readobj to decode Windows ARM Exception Handling data. This
uses the previously added datastructures to decode the information into a format
that can be used by tests. This is a necessary step to add support for emitting
Windows on ARM exception handling information.
A fair amount of formatting inspiration is drawn from the Win64 EH printer as
well as the ARM EHABI printer. This allows for a reasonably thorough look into
the encoded data.
llvm-svn: 210192
Saleem Abdulrasool [Wed, 4 Jun 2014 15:47:11 +0000 (15:47 +0000)]
tools: introduce StreamWriter::printBoolean
Add a helper print method to print a boolean value as "Yes" or "No". This is
intended to be used by the Windows ARM EH printer.
llvm-svn: 210191
Saleem Abdulrasool [Wed, 4 Jun 2014 15:47:07 +0000 (15:47 +0000)]
Support: style/documentation cleanup for format
This is purely a documentation/whitespace cleanup for the format support
functions.
The current style does not duplicate the function/class names in the
documentation; conform to this style.
Additionally, there was a large amount of duplication of comments that added no
real value. Use block comments for the related sets of functions which are used
for type deduction and parameter container classes.
No functional change.
llvm-svn: 210190
Saleem Abdulrasool [Wed, 4 Jun 2014 15:47:04 +0000 (15:47 +0000)]
Support: add additional comment for ARM EH structure
Replicate the fact that ARM::WinEH::RuntimeFunction purposefully does not merge
functions to accommodate raw data access use cases in tools such as readobj.
Pointed out by Renato during post-commit review.
No functional change.
llvm-svn: 210189
Nico Weber [Wed, 4 Jun 2014 15:46:56 +0000 (15:46 +0000)]
Make locales (and transitively, std::endl) work reliably with gcc.
libc++ currently relies on undefined initialization order of global
initializers when using gcc:
1. __start_std_streams in iostream.cpp calls locale::id::_init, which assigns
an id to each locale::facet in an initializer
2. Every facet has a static locale::id id, whose constructor sets the facet's
id to 0
If 2 runs after 1, it clobbers the facet's assigned consecutive id, causing
exceptions to be thrown when e.g. running code like "cout << endl".
To fix this, let _LIBCPP_CONSTEXPR evaluate to "constexpr" instead of nothing
with gcc. locale::id's constructor is marked _LIBCPP_CONSTEXPR, which ensures
that it won't get an initializer that could potentially run after the
iostream.cpp initializer. (This remains broken when building with msvc.)
Also switch constexpr-specific code in bitset to use __SIZEOF_SIZE_T__ instead
of __SIZE_WIDTH__, because gcc doesn't define the latter.
Pair-programmed/debugged with Dana Jansens.
llvm-svn: 210188
Todd Fiala [Wed, 4 Jun 2014 15:44:33 +0000 (15:44 +0000)]
Add gdb-remote test for $qMemoryRegionInfo code querying.
Added test stub for collecting a code, heap and stack address.
Added test to verify that the code address returns a readable,
executable memory region and that the memory region range
was indeed the one that the code belonged to.
llvm-svn: 210187
Rafael Espindola [Wed, 4 Jun 2014 15:39:14 +0000 (15:39 +0000)]
InstCombine: Improvement to check if signed addition overflows.
This patch implements two things:
1. If we know one number is positive and another is negative, we return true as
signed addition of two opposite signed numbers will never overflow.
2. Implemented TODO : If one of the operands only has one non-zero bit, and if
the other operand has a known-zero bit in a more significant place than it
(not including the sign bit) the ripple may go up to and fill the zero, but
won't change the sign. e.x - (x & ~4) + 1
We make sure that we are ignoring 0 at MSB.
Patch by Suyog Sarda.
llvm-svn: 210186
Todd Fiala [Wed, 4 Jun 2014 14:48:22 +0000 (14:48 +0000)]
Add gdb-remote test to ensure $qMemoryRegionInfo is supported.
llvm-svn: 210185
Alexander Musman [Wed, 4 Jun 2014 13:06:39 +0000 (13:06 +0000)]
[OPENMP] Parsing/Sema for OMPLasprivateClause.
Parsing this clause, allowing it on directive ‘omp simd’ and semantic checks.
llvm-svn: 210184
Daniel Jasper [Wed, 4 Jun 2014 12:40:57 +0000 (12:40 +0000)]
clang-format: Leave empty lines within UnwrappedLines.
These are commonly used to structure things like enums or long braced
lists. There doesn't seem to be a good reason to have the behavior in
such structures be different from the behavior between statements.
llvm-svn: 210183
Tilmann Scheller [Wed, 4 Jun 2014 12:40:35 +0000 (12:40 +0000)]
[AArch64] clang-format the load/store optimizer.
No change in functionality.
llvm-svn: 210182
Tilmann Scheller [Wed, 4 Jun 2014 12:36:28 +0000 (12:36 +0000)]
[AArch64] Fix some LLVM Coding Standards violations in the load/store optimizer.
Variable names should start with an upper case letter.
No change in functionality.
llvm-svn: 210181
Evgeniy Stepanov [Wed, 4 Jun 2014 12:13:54 +0000 (12:13 +0000)]
[sancov] Handle fork.
Reset coverage data on fork().
For memory-mapped mode (coverage_direct=1) this helps avoid loss of data
(before this change two processes would write to the same file simultaneously).
For normal mode, this reduces coverage dump size, because PCs from the parent
process are no longer inherited by the child.
llvm-svn: 210180
Tobias Grosser [Wed, 4 Jun 2014 11:47:54 +0000 (11:47 +0000)]
Adjust multidim test cases to not access out-of-bound memory
We do this currently only for test cases where we have integer offsets that
clearly access array dimensions out-of-bound.
-; for (long i = 0; i < n; i++)
-; for (long j = 0; j < m; j++)
-; for (long k = 0; k < o; k++)
+; for (long i = 0; i < n - 3; i++)
+; for (long j = 4; j < m; j++)
+; for (long k = 0; k < o - 7; k++)
; A[i+3][j-4][k+7] = 1.0;
This will be helpful if we later want to simplify the access functions under the
assumption that they do not access memory out of bounds.
llvm-svn: 210179
Patrik Hagglund [Wed, 4 Jun 2014 11:21:11 +0000 (11:21 +0000)]
Fix gcc -Wparentheses warning.
llvm-svn: 210178
Iain Sandoe [Wed, 4 Jun 2014 09:54:07 +0000 (09:54 +0000)]
Initial set of Makefiles
This provides support for the autoconfing & make build style.
The format, style and implementation follows that used within the llvm and clang projects.
TODO: implement out-of-source documentation builds.
llvm-svn: 210177
Tobias Grosser [Wed, 4 Jun 2014 09:26:39 +0000 (09:26 +0000)]
www: Polly can be built without any GPLed software
Thanks to Sebastian Pop and David Peixotto.
llvm-svn: 210176
Rui Ueyama [Wed, 4 Jun 2014 09:09:06 +0000 (09:09 +0000)]
Fix a wrong comment.
Previously FileArchive ctor comment said that only its subclasses
can be instantiated, but the ctor is actually public and is
instantiated by ArchiveReader.
Remove the wrong comment and reorder the member functions so that
public members appear before private ones.
llvm-svn: 210175
Rui Ueyama [Wed, 4 Jun 2014 09:00:55 +0000 (09:00 +0000)]
Add a comment, fix style.
llvm-svn: 210174
Daniel Jasper [Wed, 4 Jun 2014 08:47:25 +0000 (08:47 +0000)]
clang-tidy: Make use-override tests stricter.
As per post review comment.
llvm-svn: 210173
Rui Ueyama [Wed, 4 Jun 2014 08:39:56 +0000 (08:39 +0000)]
Fix format.
llvm-svn: 210172
Daniel Jasper [Wed, 4 Jun 2014 08:26:02 +0000 (08:26 +0000)]
clang-tidy use override: Don't generate incorrect warnings without fixes
Add basic testing for the emitted diagnostics.
llvm-svn: 210171
Tobias Grosser [Wed, 4 Jun 2014 08:06:40 +0000 (08:06 +0000)]
Use range-based for loops
llvm-svn: 210170
Alexander Musman [Wed, 4 Jun 2014 07:53:32 +0000 (07:53 +0000)]
[OPENMP] Small comment and reformatting fixes.
Fix post-commit review comments by Carlo Bertolli
for commit r209660 - OMP collapse clause.
Re-formatted TransformOMP* functions in TreeTransform.h with clang-format.
llvm-svn: 210169
Nick Lewycky [Wed, 4 Jun 2014 07:45:54 +0000 (07:45 +0000)]
Fix a use of uninitialized value. OldCC is set when IsCmpZero || IsSwapped and read when ShouldUpdateCC || IsSwapped, and ShouldUpdateCC is independent. Fixes PR19932, but no test since I wasn't able to get any symptoms to appear, not even with valgrind and the testcase from the PR. It's clear what happened from inspection of the code.
llvm-svn: 210168