Dawn Perchik [Wed, 29 Jul 2015 00:22:53 +0000 (00:22 +0000)]
[lldb-mi] XFAIL new test added in r243484.
llvm-svn: 243504
Eric Fiselier [Wed, 29 Jul 2015 00:03:51 +0000 (00:03 +0000)]
[libcxx] Cleanup CMake configuration and integrate with LLVM
Summary:
This patch contains the following changes:
1. Require that libc++ can find a LLVM source directory. This is done the same way as `libc++abi` currently does.
2. Cleanup ugly configuration code in CMakeLists.txt by using `add_flags`, `add_flags_if`, and `add_flags_if_supported` macros.
The goals for this patch are:
1. Help libc++ be more consistent with how LLVM handles CMake options (see PR23670 PR23671).
2. Make it easier to use sanitizers using the `LLVM_USE_SANITIZER` option.
3. Make libc++'s CMakeLists.txt file easier to understand and change.
4. Move towards allowing libc++ to create Sphinx documentation (see http://efcs.ca/libcxx-docs).
5. Move towards allowing libc++ to use other LLVM utilities such as `not` and `FileCheck`.
Reviewers: mclow.lists, jroelofs, danalbert
Subscribers: cfe-commits
Differential Revision: http://reviews.llvm.org/D11308
llvm-svn: 243503
Sanjoy Das [Tue, 28 Jul 2015 23:50:30 +0000 (23:50 +0000)]
[Statepoints] Let patchable statepoints have a symbolic call target.
Summary:
As added initially, statepoints required their call targets to be a
constant pointer null if ``numPatchBytes`` was non-zero. This turns out
to be a problem ergonomically, since there is no way to mark patchable
statepoints as calling a (readable) symbolic value.
This change remove the restriction of requiring ``null`` call targets
for patchable statepoints, and changes PlaceSafepoints to maintain the
symbolic call target through its transformation.
Reviewers: reames, swaroop.sridhar
Subscribers: llvm-commits
Differential Revision: http://reviews.llvm.org/D11550
llvm-svn: 243502
Alex Lorenz [Tue, 28 Jul 2015 23:34:27 +0000 (23:34 +0000)]
Fix broken ArrayRef conversion from r243497.
llvm-svn: 243501
Sanjay Patel [Tue, 28 Jul 2015 23:28:22 +0000 (23:28 +0000)]
ignore duplicate divisor uses when transforming into reciprocal multiplies (PR24141)
PR24141: https://llvm.org/bugs/show_bug.cgi?id=24141
contains a test case where we have duplicate entries in a node's uses() list.
After r241826, we use CombineTo() to delete dead nodes when combining the uses into
reciprocal multiplies, but this fails if we encounter the just-deleted node again in
the list.
The solution in this patch is to not add duplicate entries to the list of users that
we will subsequently iterate over. For the test case, this avoids triggering the
combine divisors logic entirely because there really is only one user of the divisor.
Differential Revision: http://reviews.llvm.org/D11345
llvm-svn: 243500
Eric Fiselier [Tue, 28 Jul 2015 23:27:03 +0000 (23:27 +0000)]
Remove sanitizer XFAILs on a test.
llvm-svn: 243499
Sanjay Patel [Tue, 28 Jul 2015 23:05:48 +0000 (23:05 +0000)]
fix TLI's combineRepeatedFPDivisors interface to return the minimum user threshold
This fix was suggested as part of D11345 and is part of fixing PR24141.
With this change, we can avoid walking the uses of a divisor node if the target
doesn't want the combineRepeatedFPDivisors transform in the first place.
There is no NFC-intended other than that.
Differential Revision: http://reviews.llvm.org/D11531
llvm-svn: 243498
Alex Lorenz [Tue, 28 Jul 2015 23:02:45 +0000 (23:02 +0000)]
MIR Serialization: Serialize the target index machine operands.
Reviewers: Duncan P. N. Exon Smith
llvm-svn: 243497
Michael J. Spencer [Tue, 28 Jul 2015 22:58:25 +0000 (22:58 +0000)]
[ELF2] Devirtualize SymbolBody.
llvm-svn: 243496
Rui Ueyama [Tue, 28 Jul 2015 22:56:02 +0000 (22:56 +0000)]
COFF: _tls_used is __tls_used on x86.
llvm-svn: 243495
Evgeniy Stepanov [Tue, 28 Jul 2015 22:45:24 +0000 (22:45 +0000)]
[asan] Support per-application flags in the Android setup script.
llvm-svn: 243494
Akira Hatanaka [Tue, 28 Jul 2015 22:44:28 +0000 (22:44 +0000)]
[ARM] Define subtarget feature strict-align.
This commit defines subtarget feature strict-align and uses it instead of
cl::opt -arm-strict-align to decide whether strict alignment should be
forced. Also, remove the logic that was checking the OS and architecture
as clang is now responsible for setting strict-align based on the command
line options specified and the target architecute and OS.
rdar://problem/
21529937
http://reviews.llvm.org/D11470
llvm-svn: 243493
Tim Northover [Tue, 28 Jul 2015 22:42:32 +0000 (22:42 +0000)]
AArch64: be careful of large immediates when optimising cmps.
llvm-svn: 243492
NAKAMURA Takumi [Tue, 28 Jul 2015 22:41:04 +0000 (22:41 +0000)]
Move an extra switch to clang-tools-extra/test/clang-tidy/misc-unused-parameters.cpp from check_clang_tidy.sh.
It also rolls back r242984 and r242985.
llvm-svn: 243491
Rui Ueyama [Tue, 28 Jul 2015 22:34:24 +0000 (22:34 +0000)]
COFF: Fix export symbol names for x86.
I don't fully understand the rationale behind the name mangling
scheme used for the DLL export table and the import library.
Why only leading "_" is dropped for the import library while
both "_" and "@" are dropped from DLL symbol table? But this seems
to be what MSVC linker does.
llvm-svn: 243490
Akira Hatanaka [Tue, 28 Jul 2015 22:26:45 +0000 (22:26 +0000)]
[ARM] Pass subtarget feature "+strict-align".
This commit changes the driver to save subtarget feature "+strict-align" to the
IR instead of using backend option "arm-strict-align". This is needed for LTO.
Also, move the logic in ARM backend that was deciding whether strict alignment
should be forced to the front-end.
rdar://problem/
21529937
http://reviews.llvm.org/D11472
llvm-svn: 243489
Dawn Perchik [Tue, 28 Jul 2015 22:19:42 +0000 (22:19 +0000)]
Fix comment in TestExprOptions to match change of language from ObjC to ObjC++.
llvm-svn: 243488
Davide Italiano [Tue, 28 Jul 2015 21:58:08 +0000 (21:58 +0000)]
[tests] Use llvm-readobj instead of macho-dump.
llvm-svn: 243487
Bruno Cardoso Lopes [Tue, 28 Jul 2015 21:45:50 +0000 (21:45 +0000)]
[PeepholeOptimizer] Look through PHIs to find additional register sources
Reapply 243271 with more fixes; although we are not handling multiple
sources with coalescable copies, we were not properly skipping this
case.
- Teaches the ValueTracker in the PeepholeOptimizer to look through PHI
instructions.
- Add findNextSourceAndRewritePHI method to lookup into multiple sources
returnted by the ValueTracker and rewrite PHIs with new sources.
With these changes we can find more register sources and rewrite more
copies to allow coaslescing of bitcast instructions. Hence, we eliminate
unnecessary VR64 <-> GR64 copies in x86, but it could be extended to
other archs by marking "isBitcast" on target specific instructions. The
x86 example follows:
A:
psllq %mm1, %mm0
movd %mm0, %r9
jmp C
B:
por %mm1, %mm0
movd %mm0, %r9
jmp C
C:
movd %r9, %mm0
pshufw $238, %mm0, %mm0
Becomes:
A:
psllq %mm1, %mm0
jmp C
B:
por %mm1, %mm0
jmp C
C:
pshufw $238, %mm0, %mm0
Differential Revision: http://reviews.llvm.org/D11197
rdar://problem/
20404526
llvm-svn: 243486
Vasileios Kalintiris [Tue, 28 Jul 2015 21:43:31 +0000 (21:43 +0000)]
[mips][FastISel] Fix call lowering by bailing out on "fastcc" calls.
Summary:
Currently, we support only the MIPS O32 ABI calling convention for call
lowering. With this change we avoid using the O32 calling convetion for
lowering calls marked as using the fast calling convention.
Reviewers: dsanders
Subscribers: llvm-commits
Differential Revision: http://reviews.llvm.org/D11515
llvm-svn: 243485
Dawn Perchik [Tue, 28 Jul 2015 21:40:57 +0000 (21:40 +0000)]
[lldb-mi] Fix setting of breakpoints using file:func syntax.
Reviewed by: ki.stfu
Subscribers: lldb-commits
Differential Revision: http://reviews.llvm.org/D11499
llvm-svn: 243484
Enrico Granata [Tue, 28 Jul 2015 21:28:33 +0000 (21:28 +0000)]
Cleanup a few stale comments in FormattersContainer.h
llvm-svn: 243483
Enrico Granata [Tue, 28 Jul 2015 21:24:39 +0000 (21:24 +0000)]
Make ClangASTType::RemoveFastQualifiers() actually do something useful
llvm-svn: 243482
Evgeniy Stepanov [Tue, 28 Jul 2015 21:01:42 +0000 (21:01 +0000)]
[sanitizer] Fix Mac build.
llvm-svn: 243480
Artem Belevich [Tue, 28 Jul 2015 21:01:30 +0000 (21:01 +0000)]
Silence unused argument warning for --cuda-host-only.
Differential Revision: http://reviews.llvm.org/D11575
llvm-svn: 243479
Artem Belevich [Tue, 28 Jul 2015 21:01:21 +0000 (21:01 +0000)]
--cuda-host-only should not disable linking phase.
Host-only cuda compilation does produce valid host object
file and in some cases users do want to proceed on to the linking phase.
The change removes special case that stopped compilation pipeline at
the Assembly phase. Device-side compilation is still stopped early
by the types::getCompilationPhases().
Differential Revision: http://reviews.llvm.org/D11573
llvm-svn: 243478
Richard Trieu [Tue, 28 Jul 2015 20:53:46 +0000 (20:53 +0000)]
Use an iterative method instead of recursion for printing macro backtraces.
Store the locations for a macro expansion in a vector, then iterate over them
instead of using recursion. This simplifies the logic around the backtrace
limit and gives easier access to the source locations. No functionality change.
Patch by Zhengkai Wu.
Differential Revision: http://reviews.llvm.org/D11542
llvm-svn: 243477
Lang Hames [Tue, 28 Jul 2015 20:51:53 +0000 (20:51 +0000)]
[RuntimeDyld] Remove a memory-leak that was introduced in r243456. Thanks to Ben
Kramer for catching this.
llvm-svn: 243476
Chih-Hung Hsieh [Tue, 28 Jul 2015 20:38:29 +0000 (20:38 +0000)]
Fix typo.
llvm-svn: 243475
Chih-Hung Hsieh [Tue, 28 Jul 2015 20:31:10 +0000 (20:31 +0000)]
Limit this test only on linux.
Differential Revision: http://reviews.llvm.org/D10522
llvm-svn: 243474
Evgeniy Stepanov [Tue, 28 Jul 2015 20:27:51 +0000 (20:27 +0000)]
[asan] Read process name from /proc/self/cmdline on Linux.
Rename getBinaryBasename() to getProcessName() and, on Linux,
read it from /proc/self/cmdline instead of /proc/self/exe. The former
can be modified by the process. The main motivation is Android, where
application processes re-write cmdline to a package name. This lets
us setup per-application ASAN_OPTIONS through include=/some/path/%b.
llvm-svn: 243473
Enrico Granata [Tue, 28 Jul 2015 20:19:45 +0000 (20:19 +0000)]
Fix a bug where the std::list synthetic child provider would not clean its cache correctly on update, causing stale children to be returned in some circumstances
Fixes rdar://
20560680
llvm-svn: 243472
Michael Zolotukhin [Tue, 28 Jul 2015 20:07:29 +0000 (20:07 +0000)]
[Unroll] Add debug dumps to loop-unroll analyzer.
llvm-svn: 243471
Bill Schmidt [Tue, 28 Jul 2015 20:05:06 +0000 (20:05 +0000)]
Add commentary explaining PPC access to return address
llvm-svn: 243470
Vasileios Kalintiris [Tue, 28 Jul 2015 19:57:25 +0000 (19:57 +0000)]
[mips][FastISel] Fix generated code for IR's select instruction.
Summary:
Generate correct code for the select instruction by zero-extending
it's boolean/condition operand to GPR-width. This is necessary because
the conditional-move instructions operate on the whole register.
Reviewers: dsanders
Subscribers: llvm-commits
Differential Revision: http://reviews.llvm.org/D11506
llvm-svn: 243469
Ed Maste [Tue, 28 Jul 2015 19:47:00 +0000 (19:47 +0000)]
FreeBSDThread::GetRegisterContext is only for FreeBSD targets
The removal of in-process Linux debug support left a switch statement
with llvm::Triple::FreeBSD as the only case. Simplify by replacing it
with a now-equivalent assertion.
llvm-svn: 243468
Bill Schmidt [Tue, 28 Jul 2015 19:41:49 +0000 (19:41 +0000)]
PowerPC's ABIs differ from those of other architectures in that the
callee-saved return address is stored in the caller's stack frame, not
the callee's. This patch adjusts the logic to find the LR in the
correct place for PowerPC.
Patch joint with Bill Seurer.
llvm-svn: 243467
Michael Zolotukhin [Tue, 28 Jul 2015 19:21:21 +0000 (19:21 +0000)]
[Unroll] Don't analyze blocks outside the loop.
llvm-svn: 243466
Tobias Grosser [Tue, 28 Jul 2015 19:16:46 +0000 (19:16 +0000)]
Remove some dead code
llvm-svn: 243465
Tobias Grosser [Tue, 28 Jul 2015 19:16:42 +0000 (19:16 +0000)]
Do not end lines with '\'
This fixes 'warning: multi-line comment [-Wcomment]'
llvm-svn: 243464
Richard Trieu [Tue, 28 Jul 2015 19:06:16 +0000 (19:06 +0000)]
Do not give a -Wredundant-move warning when removing the move will result in an
error.
If the object being moved has a move constructor and a deleted copy constructor,
std::move is required, otherwise Clang will give a deleted constructor error.
llvm-svn: 243463
Matt Arsenault [Tue, 28 Jul 2015 18:47:00 +0000 (18:47 +0000)]
AMDGPU: Don't try to use LDS/vector for private if pointer value stored
If the pointer is the store's value operand, this would produce
a broken module. Make sure the use is actually for the pointer operand.
llvm-svn: 243462
Matt Arsenault [Tue, 28 Jul 2015 18:29:14 +0000 (18:29 +0000)]
AMDGPU: Fix crash if called function is a bitcast
getCalledFunction() is null, so this would crash. Replace
crash with an error on unsupported call.
llvm-svn: 243461
Jingyue Wu [Tue, 28 Jul 2015 18:22:40 +0000 (18:22 +0000)]
[SCEV] Apply NSW and NUW flags via poison value analysis
Summary:
Make Scalar Evolution able to propagate NSW and NUW flags from instructions to SCEVs in some cases. This is based on reasoning about when poison from instructions with these flags would trigger undefined behavior. This gives a 13% speed-up on some Eigen3-based Google-internal microbenchmarks for NVPTX.
There does not seem to be clear agreement about when poison should be considered to propagate through instructions. In this analysis, poison propagates only in cases where that should be uncontroversial.
This change makes LSR able to create induction variables for expressions like &ptr[i + offset] for loops like this:
for (int i = 0; i < limit; ++i) {
sum += ptr[i + offset];
}
Here ptr is a 64 bit pointer and offset is a 32 bit integer. For NVPTX, LSR currently creates an induction variable for i + offset instead, which is not as fast. Improving this situation is what brings the 13% speed-up on some Eigen3-based Google-internal microbenchmarks for NVPTX.
There are more details in this discussion on llvmdev.
June: http://lists.cs.uiuc.edu/pipermail/llvmdev/2015-June/thread.html#87234
July: http://lists.cs.uiuc.edu/pipermail/llvmdev/2015-July/thread.html#87392
Patch by Bjarke Roune
Reviewers: eliben, atrick, sanjoy
Subscribers: majnemer, hfinkel, jingyue, meheff, llvm-commits
Differential Revision: http://reviews.llvm.org/D11212
llvm-svn: 243460
Matt Arsenault [Tue, 28 Jul 2015 18:09:55 +0000 (18:09 +0000)]
AMDGPU: Fix return type of getImplicitParameterOffset.
Patch by Zoltan Gilian <zoltan.gilian@gmail.com>
llvm-svn: 243459
Tobias Grosser [Tue, 28 Jul 2015 18:03:36 +0000 (18:03 +0000)]
Rewrite getPrevectorMap using schedule trees operations
Schedule trees are a lot easier to work with, for both humans and machines. For
humans the more structured schedule representation is easier to reason about.
Together with the more abstract isl programming interface this can result in a
lot cleaner code (see this changeset). For machines, the structured schedule and
the fact that we now use explicit piecewise affine expressions instead of
integer maps makes it easier to generate code from this schedule tree. As a
result, we can already see a slight compile-time improvement -- for 3mm from
0m0.593s to 0m0.551s seconds (-7 %). More importantly, future optimizations such
as full-partial tile separation will most likely result in more streamlined code
to be generated.
Contributed-by: Roman Gareev <gareevroman@gmail.com>
llvm-svn: 243458
Alex Lorenz [Tue, 28 Jul 2015 17:52:59 +0000 (17:52 +0000)]
Add a test case for r242191 ([MMX] Use the appropriate instructions for
GR64 <-> VR64 copies).
This commit adds a MIR test case for the commit r242191, which was committed
without one. This test case verifies that the ExpandPostRA pass expands the
GR64 <-> VR64 copies into the appropriate MMX_MOV instructions.
llvm-svn: 243457
Lang Hames [Tue, 28 Jul 2015 17:52:11 +0000 (17:52 +0000)]
[RuntimeDyld] Make LoadedObjectInfo::getLoadedSectionAddress take a SectionRef
rather than a string section name.
llvm-svn: 243456
Argyrios Kyrtzidis [Tue, 28 Jul 2015 17:38:51 +0000 (17:38 +0000)]
[test] Follow-up for r243119, also add a test case using property methods.
llvm-svn: 243455
Chih-Hung Hsieh [Tue, 28 Jul 2015 17:32:49 +0000 (17:32 +0000)]
Move unit tests to target specific directories.
Differential Revision: http://reviews.llvm.org/D10522
llvm-svn: 243454
Alex Lorenz [Tue, 28 Jul 2015 17:28:03 +0000 (17:28 +0000)]
MIR Serialization: Serialize the block address machine operands.
llvm-svn: 243453
JF Bastien [Tue, 28 Jul 2015 17:23:07 +0000 (17:23 +0000)]
WebAssembly: MCAsmInfo only has one syntax variant for now.
Summary: MCAsmInfo is set up with the default AssemblerDialect, which is zero.
Subscribers: llvm-commits, sunfish, jfb
Differential Revision: http://reviews.llvm.org/D11567
llvm-svn: 243452
Sanjay Patel [Tue, 28 Jul 2015 17:18:25 +0000 (17:18 +0000)]
add tests to show broken current behavior of minsize attribute
llvm-svn: 243451
Alex Lorenz [Tue, 28 Jul 2015 17:09:52 +0000 (17:09 +0000)]
MIR Parser: Extract the method 'parseGlobalValue'. NFC.
This commit extracts the code that parses a global value from the method
'parseGlobalAddressOperand' into a new method 'parseGlobalValue', so that this
code can be reused by the method which will parse the block address machine
operands.
llvm-svn: 243450
Alex Lorenz [Tue, 28 Jul 2015 17:03:40 +0000 (17:03 +0000)]
MIR Parser: Move the function 'lexName'. NFC.
This commit moves the function 'lexName' to the start of the file so it can
be reused by the function which will lex the named LLVM IR block references.
llvm-svn: 243449
Ed Maste [Tue, 28 Jul 2015 16:57:36 +0000 (16:57 +0000)]
Remove eNewThreadMessage from FreeBSD process monitor
FreeBSD thread information is updated after stop - we do not use a
message for thread creation.
llvm-svn: 243448
Alex Lorenz [Tue, 28 Jul 2015 16:56:45 +0000 (16:56 +0000)]
MIR Printer: Remove an outdated TODO comment and assertion. NFC.
This commit removes an outdated TODO comment and a corresponding assertion
which asserts that the mir printer can't the print machine basic blocks that
aren't sequentially numbered.
This comment and assertion were correct when I was working on the patch which
serialized the machine basic blocks, but then I decided to add an 'ID'
attribute to the machine basic block's YAML mapping based on the patch review.
This comment and assertion then became invalid as with the 'ID' attribute we
can serialize the non sequential machine basic blocks and their references
without any problems.
llvm-svn: 243447
Douglas Katzman [Tue, 28 Jul 2015 16:52:42 +0000 (16:52 +0000)]
Let cmake infer source file language by the file extension.
This applies default compiler flags to .S files, in particular removing
the "-pedantic" option, which is desirable because there is nothing to
reasonably warn about; and the only thing that gcc warns about is that
you allegedly can't correctly invoke GLUE2 in lib/builtins/assembly.h
on platforms for which USER_LABEL_PREFIX is the empty string.
In the gcc bug https://gcc.gnu.org/bugzilla/show_bug.cgi?id=33305 that
added the warning, a commenter notes that giving a macro of zero characters
to another macro is not precisely the same as failing to supply an argument,
and "there is a widespread belief in C++ community that such usage is valid".
Unfortunately the only way to silence the warning is to avoid -pedantic.
Differential Revision: http://reviews.llvm.org/D10713
llvm-svn: 243446
Alex Lorenz [Tue, 28 Jul 2015 16:48:37 +0000 (16:48 +0000)]
MIR Parser: Remove redundant parameters. NFC.
This commit removes the redundant parameters from the two methods
'initializeRegisterInfo' and 'initializeFrameInfo'. The removed parameters are
redundant as we are already passing in the 'MachineFunction' to those methods,
and those parameters can be derived from the machine function parameter.
llvm-svn: 243445
Nico Weber [Tue, 28 Jul 2015 16:48:12 +0000 (16:48 +0000)]
Rename -Wmsvc-include to -Wmicrosoft-include, now that -Wmicrosoft is split up.
(Keep -Wmsvc-include around as an alias.)
While here, also replace the one other mention of "MSVC" in diagnostics with
"Microsoft", for consistency.
llvm-svn: 243444
Chih-Hung Hsieh [Tue, 28 Jul 2015 16:27:56 +0000 (16:27 +0000)]
Add -femulated-tls flag to select the emulated TLS model.
This will be used for old targets like Android that do not
support ELF TLS models.
Differential Revision: http://reviews.llvm.org/D10524
llvm-svn: 243441
Benjamin Kramer [Tue, 28 Jul 2015 16:25:32 +0000 (16:25 +0000)]
[CodeGen] Simplify creation of shuffle masks.
No functional change intended.
llvm-svn: 243439
Chih-Hung Hsieh [Tue, 28 Jul 2015 16:24:05 +0000 (16:24 +0000)]
Implement target independent TLS compatible with glibc's emutls.c.
The 'common' section TLS is not implemented.
Current C/C++ TLS variables are not placed in common section.
DWARF debug info to get the address of TLS variables is not generated yet.
clang and driver changes in http://reviews.llvm.org/D10524
Added -femulated-tls flag to select the emulated TLS model,
which will be used for old targets like Android that do not
support ELF TLS models.
Added TargetLowering::LowerToTLSEmulatedModel as a target-independent
function to convert a SDNode of TLS variable address to a function call
to __emutls_get_address.
Added into lib/Target/*/*ISelLowering.cpp to call LowerToTLSEmulatedModel
for TLSModel::Emulated. Although all targets supporting ELF TLS models are
enhanced, emulated TLS model has been tested only for Android ELF targets.
Modified AsmPrinter.cpp to print the emutls_v.* and emutls_t.* variables for
emulated TLS variables.
Modified DwarfCompileUnit.cpp to skip some DIE for emulated TLS variabls.
TODO: Add proper DIE for emulated TLS variables.
Added new unit tests with emulated TLS.
Differential Revision: http://reviews.llvm.org/D10522
llvm-svn: 243438
Martell Malone [Tue, 28 Jul 2015 16:18:17 +0000 (16:18 +0000)]
Summary:
Object: add IMAGE_FILE_MACHINE_ARM64
The official specifications state that the value of IMAGE_FILE_MACHINE_ARM64
is 0xAA64 (as per the Microsoft Portable Executable and Common Object Format
Specification v8.3).
Reviewers: rnk
Subscribers: llvm-commits, compnerd, ruiu
Differential Revision: http://reviews.llvm.org/D11511
llvm-svn: 243434
Ed Maste [Tue, 28 Jul 2015 16:11:12 +0000 (16:11 +0000)]
Update xcode for r243427
llvm-svn: 243432
Piotr Padlewski [Tue, 28 Jul 2015 16:10:58 +0000 (16:10 +0000)]
Getting rid of old iterator loops
llvm-svn: 243431
Bruno Cardoso Lopes [Tue, 28 Jul 2015 15:53:21 +0000 (15:53 +0000)]
[LVI] Cleanup whitespaces. NFC
llvm-svn: 243430
Manuel Klimek [Tue, 28 Jul 2015 15:50:24 +0000 (15:50 +0000)]
Do not force linebreaks when MaxEmptyLinesToKeep is 0.
Previously we would format
call(
p);
as
call(
p);
with MaxEmptyLinesToKeep == 0.
Now we format it as:
call(p);
llvm-svn: 243429
Ed Maste [Tue, 28 Jul 2015 15:48:38 +0000 (15:48 +0000)]
Remove two additional files missed in r243427
llvm-svn: 243428
Ed Maste [Tue, 28 Jul 2015 15:45:57 +0000 (15:45 +0000)]
Remove POSIX thread/process abstraction
As of r240543 ProcessPOSIX and POSIXThread are used only on FreeBSD, so
just roll them into ProcessFreeBSD and FreeBSDThread.
Differential Revision: http://reviews.llvm.org/D10698
llvm-svn: 243427
Kuba Brecka [Tue, 28 Jul 2015 15:43:45 +0000 (15:43 +0000)]
Fix typo from r243418. Should fix the failing `abort_on_error.cc` test.
See http://reviews.llvm.org/D7203
llvm-svn: 243426
Benjamin Kramer [Tue, 28 Jul 2015 15:40:11 +0000 (15:40 +0000)]
[CodeGen] Clean up CGBuiltin a bit.
- Use cached LLVM types
- Turn SmallVectors into Arrays/ArrayRef if the size is static
- Use ConstantInt::get's implicit splatting for vector types
No functionality change intended.
llvm-svn: 243425
Sanjay Patel [Tue, 28 Jul 2015 15:38:43 +0000 (15:38 +0000)]
fix formatting; NFC
llvm-svn: 243424
Kuba Brecka [Tue, 28 Jul 2015 15:35:04 +0000 (15:35 +0000)]
Applying the Darwin-specific default lit ASAN_OPTIONS to UBSan+ASan tests as
well. Should fix the test failures after r243418, see review at
http://reviews.llvm.org/D7203.
llvm-svn: 243423
Geoff Berry [Tue, 28 Jul 2015 15:24:10 +0000 (15:24 +0000)]
[AArch64] Match float round and convert to int instructions.
Summary:
Add patterns for doing floating point round with various rounding modes
followed by conversion to int as a single FCVT* instruction.
Reviewers: t.p.northover, jmolloy
Subscribers: aemerson, rengolin, mcrosier, llvm-commits
Differential Revision: http://reviews.llvm.org/D11424
llvm-svn: 243422
Pavel Labath [Tue, 28 Jul 2015 15:13:23 +0000 (15:13 +0000)]
Fix typo in gdbremote.py
llvm-svn: 243421
Tobias Grosser [Tue, 28 Jul 2015 14:53:44 +0000 (14:53 +0000)]
Keep track of ScopArrayInfo objects that model PHI node storage
Summary:
When translating PHI nodes into memory dependences during code generation we
require two kinds of memory. 'Normal memory' as for all scalar dependences and
'PHI node memory' to store the incoming values of the PHI node. With this
patch we now mark and track these two kinds of memories, which we previously
incorrectly marked as a single memory object.
Being aware of PHI node storage makes code generation easier, as we do not need
to guess what kind of storage a scalar reference requires. This simplifies the
code nicely.
Reviewers: jdoerfert
Subscribers: pollydev, llvm-commits
Differential Revision: http://reviews.llvm.org/D11554
llvm-svn: 243420
Douglas Katzman [Tue, 28 Jul 2015 14:43:53 +0000 (14:43 +0000)]
Use a specified list of languages in cmake project() command.
This allows asm files and Cxx files to be compiled with different flags
rather than treating them identically. LLVM itself has no asm files
other than tests, but this setting is inherited by the compiler-rt
project (unless compiled standalone), which does have asm files.
Differential Revision: http://reviews.llvm.org/D10707
llvm-svn: 243419
Kuba Brecka [Tue, 28 Jul 2015 14:34:13 +0000 (14:34 +0000)]
[asan] Set abort_on_error=1 by default on OS X
This sets the default ASan flags to abort_on_error=1 on OS X. For unit tests and lit tests we set ASAN_OPTIONS back to abort_on_error=0 before running the tests (to avoid crashing). I added two tests that intentionally don't respect the default ASAN_OPTIONS to test the behavior of an empty ASAN_OPTIONS (on OS X we should crash, on Linux we should exit()).
Differential Revision: http://reviews.llvm.org/D7203
llvm-svn: 243418
Kristof Beyls [Tue, 28 Jul 2015 14:23:47 +0000 (14:23 +0000)]
RegParmMax must be 0 for AArch64, as the regparm function attribute is not supported on AArch64.
llvm-svn: 243417
Silviu Baranga [Tue, 28 Jul 2015 13:44:08 +0000 (13:44 +0000)]
[LAA] Add clarifying comments for the checking pointer grouping algorithm. NFC
llvm-svn: 243416
Marshall Clow [Tue, 28 Jul 2015 13:30:47 +0000 (13:30 +0000)]
Consolidate a bunch of #ifdef _LIBCPP_NO_EXCEPTIONS .. #endif blocks into a single template function. NFC
llvm-svn: 243415
Daniel Jasper [Tue, 28 Jul 2015 13:19:12 +0000 (13:19 +0000)]
misc-unused-parameters: Only remove parameters in the main source file.
In headers, they might always be pulled in to different TUs, even if
they are declared static or nested in an unnamed namespace.
llvm-svn: 243414
Adhemerval Zanella [Tue, 28 Jul 2015 13:10:10 +0000 (13:10 +0000)]
[AArch64] Implement __builtin_thread_pointer
This path add the aarch64 __builtin_thread_pointer support. It will be
lowered to llvm.aarch64.thread.pointer.
llvm-svn: 243413
Adhemerval Zanella [Tue, 28 Jul 2015 13:03:31 +0000 (13:03 +0000)]
Implement __builtin_thread_pointer
This path add the aarch64 lowering of __builtin_thread_pointer. It uses
the already implemented AArch64ISD::THREAD_POINTER used in TLS generation.
llvm-svn: 243412
Tobias Grosser [Tue, 28 Jul 2015 12:51:23 +0000 (12:51 +0000)]
Do not compile GPU library with sanitizers
llvm-svn: 243411
Tobias Grosser [Tue, 28 Jul 2015 12:12:04 +0000 (12:12 +0000)]
Extend documentation of scalar code generation [NFC]
No functional change intended
--
Reviewers: jdoerfert
Projects: #polly
Differential Revision: http://reviews.llvm.org/D11536
llvm-svn: 243410
Asaf Badouh [Tue, 28 Jul 2015 12:04:40 +0000 (12:04 +0000)]
[X86][AVX512VL] add AVX512VL intrinsics 4 out of 4
Differential Revision: http://reviews.llvm.org/D11526
llvm-svn: 243409
Martell Malone [Tue, 28 Jul 2015 11:43:37 +0000 (11:43 +0000)]
docs: update arcanist links
Summary:
I need a test commit for using arc.
This seems like an appropriate commit to use as a test
We may want to port this commit back to 3.7 also
Subscribers: llvm-commits
Differential Revision: http://reviews.llvm.org/D11527
llvm-svn: 243408
Asaf Badouh [Tue, 28 Jul 2015 11:14:09 +0000 (11:14 +0000)]
[X86][AVX512VL] add AVX512VL intrinsics 3 out of 4
http://reviews.llvm.org/D11526
llvm-svn: 243406
Chandler Carruth [Tue, 28 Jul 2015 11:11:11 +0000 (11:11 +0000)]
[GMR] Teach GlobalsModRef to distinguish an important and safe case of
no-alias with non-addr-taken globals: they cannot alias a captured
pointer.
If the non-global underlying object would have been a capture were it to
alias the global, we can firmly conclude no-alias. It isn't reasonable
for a transformation to introduce a capture in a way observable by an
alias analysis. Consider, even if it were to temporarily capture one
globals address into another global and then restore the other global
afterward, there would be no way for the load in the alias query to
observe that capture event correctly. If it observes it then the
temporary capturing would have changed the meaning of the program,
making it an invalid transformation. Even instrumentation passes or
a pass which is synthesizing stores to global variables to expose race
conditions in programs could not trigger this unless it queried the
alias analysis infrastructure mid-transform, in which case it seems
reasonable to return results from before the transform started.
See the comments in the change for a more detailed outlining of the
theory here.
This should address the primary performance regression found when the
non-conservatively-correct path of the alias query was disabled.
Differential Revision: http://reviews.llvm.org/D11410
llvm-svn: 243405
Daniel Jasper [Tue, 28 Jul 2015 10:39:25 +0000 (10:39 +0000)]
misc-unused-parameters: Properly handle static class members.
Not sure why I wrote what I wrote before.
llvm-svn: 243403
Asaf Badouh [Tue, 28 Jul 2015 10:30:56 +0000 (10:30 +0000)]
[X86][AVX512VL] add AVX512VL intrinsics 2 out of 4
http://reviews.llvm.org/D11526
llvm-svn: 243402
Renato Golin [Tue, 28 Jul 2015 10:24:11 +0000 (10:24 +0000)]
Improving lli documentation
Too many people hope lli would act as an emulator when it's actually
just a tool to help prototype IR code and test the JIT compiler. This
commit makes that fact explicit in the documentation
It also migrates the old style bold/italic doc tags to the preferred
meta tags (.. option::, :program:, etc).
No errors when generating the documents, visual inspection in the HTML
result doesn't show any major difference, apart from the slight style
change.
llvm-svn: 243401
Pavel Labath [Tue, 28 Jul 2015 09:18:32 +0000 (09:18 +0000)]
Fix warnings detected by -Wpessimizing-move
patch by Eugene Zelenko
Differential Revision: http://reviews.llvm.org/D11429
llvm-svn: 243399
Alexandros Lamprineas [Tue, 28 Jul 2015 09:08:03 +0000 (09:08 +0000)]
Use TargetParser to parse -mhwdiv command line option in Driver.
Change-Id: I2ebc40f77af75ec6b43ce8364d6d5a1d29988bd6
Phabricator: http://reviews.llvm.org/D11501
llvm-svn: 243398
Pavel Labath [Tue, 28 Jul 2015 09:06:56 +0000 (09:06 +0000)]
[LLGS] Avoid bogus error message on process termination
Summary:
Handle_k was printing an error when killing a process because KillSpawnedProcess was expecting to
be asynchronously notified of the process death, which no longer works, since we don't wait for
the process on a separate thread. However, the whole usage of KillSpawnedProcess is dubious here,
since it tries to be nice and terminate the process first with SIGTERM, which will not have the
intended effect on a ptraced process. I replace this code with a call to
NativeProcessProtocol::Kill, which does not suffer from these problems.
Reviewers: chaoren, ovyalov
Subscribers: lldb-commits
Differential Revision: http://reviews.llvm.org/D11520
llvm-svn: 243397
Michael Kuperstein [Tue, 28 Jul 2015 08:56:13 +0000 (08:56 +0000)]
[X86] Remove mergeSPUpdatesUp()
X86FrameLowering has both a mergeSPUpdates() that accepts a direction, and an
mergeSPUpdatesUp(), which seem to do the same thing, except for a slightly
different interface. Removed the less general function.
NFC.
Differential Revision: http://reviews.llvm.org/D11510
llvm-svn: 243396
Simon Pilgrim [Tue, 28 Jul 2015 08:54:41 +0000 (08:54 +0000)]
[X86][SSE] Use bitmasks instead of shuffles where possible.
VPAND is a lot faster than VPSHUFB and VPBLENDVB - this patch ensures we attempt to lower to a basic bitmask before lowering to the slower byte shuffle/blend instructions.
Split off from D11518.
Differential Revision: http://reviews.llvm.org/D11541
llvm-svn: 243395
Asaf Badouh [Tue, 28 Jul 2015 08:26:14 +0000 (08:26 +0000)]
[X86][AVX512VL] add AVX512VL intrinsics 1 out of 4
http://reviews.llvm.org/D11526
llvm-svn: 243394