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Commit Graph

134264 Commits

Author SHA1 Message Date
Duncan P. N. Exon Smith
c2d816d704 Target: Remove unused arguments from overrideSchedPolicy, NFC
TargetSubtargetInfo::overrideSchedPolicy takes two MachineInstr*
arguments (begin and end) that invite implicit conversions from
MachineInstrBundleIterator.  One option would be to change their type to
an iterator, but since they don't seem to have been used since the API
was added in 2010, I'm deleting the dead code.

llvm-svn: 274304
2016-07-01 00:23:27 +00:00
Duncan P. N. Exon Smith
8ea8a249a7 CodeGen: Use MachineInstr& in MachineSink, NFC
Use MachineInstr& instead of MachineInstr* in MachineSinker to help
avoid implicit conversions from iterator to pointer.

llvm-svn: 274303
2016-07-01 00:11:48 +00:00
Adam Nemet
14daf006f6 [LAA] Fix alphabetical sorting of headers. NFC
llvm-svn: 274302
2016-07-01 00:09:02 +00:00
Duncan P. N. Exon Smith
9d359ab468 CodeGen: Use MachineInstr& more in MachineTraceMetrics, NFC
Push MachineInstr& through helper APIs for consistency.  This doesn't
remove any more implicit conversions, but it's a nice cleanup after
r274300.

llvm-svn: 274301
2016-07-01 00:05:40 +00:00
Duncan P. N. Exon Smith
0895fcb255 CodeGen: Use MachineInstr& in MachineTraceMetrics, NFC
This avoids an implicit conversion from iterator to pointer.

llvm-svn: 274300
2016-06-30 23:53:20 +00:00
Matt Arsenault
0b70733004 LoadStoreVectorizer: Check skipFunction first.
Also add test I forgot to add to r274296.

llvm-svn: 274299
2016-06-30 23:50:18 +00:00
Duncan P. N. Exon Smith
79cf1dff71 CodeGen: Use MachineInstr& in LocalStackSlotAllocation, NFC
Avoid a number of implicit conversions from iterator to pointer by using
range-based for and MachineInstr&.

llvm-svn: 274298
2016-06-30 23:39:46 +00:00
Duncan P. N. Exon Smith
08a905518a CodeGen: Use range-based for in LiveVariables, NFC
Avoid an implicit iterator to pointer conversion in
LiveVariables::runOnBlock by switching to a range-based for.

llvm-svn: 274297
2016-06-30 23:33:35 +00:00
Matt Arsenault
b6e470744c LoadStoreVectorizer: Skip optnone functions
llvm-svn: 274296
2016-06-30 23:30:29 +00:00
Duncan P. N. Exon Smith
99c4202c40 CodeGen: Use MachineInstr& in HoistSpillHelper, NFC
Avoid another few implicit conversions from iterator to pointer.

llvm-svn: 274295
2016-06-30 23:28:15 +00:00
Duncan P. N. Exon Smith
a7c67ff659 CodeGen: Use MachineInstr& in LDVImpl::handleDebugValue, NFC
Avoid another implicit conversion from iterator to pointer.

llvm-svn: 274294
2016-06-30 23:13:38 +00:00
Matt Arsenault
1e3982dae5 Add LoadStoreVectorizer pass
This was contributed by Apple, and I've been working on
minimal cleanups and generalizing it.

llvm-svn: 274293
2016-06-30 23:11:38 +00:00
Duncan P. N. Exon Smith
6f08e4915e CodeGen: Use MachineInstr& in ExpandISelPseudos, NFC
Avoid another implicit conversion from MachineInstrBundleIterator to
MachineInstr* by using MachineInstr&.

llvm-svn: 274292
2016-06-30 23:09:39 +00:00
Duncan P. N. Exon Smith
0da741529f CodeGen: Use MachineInstr& in IfConversion, NFC
Switch to a range-based for in IfConverter::PredicateBlock and take
MachineInstr& in MaySpeculate to avoid an implicit conversion from
MachineBasicBlock::iterator to MachineInstr*.

llvm-svn: 274290
2016-06-30 23:04:51 +00:00
Chandler Carruth
7689f785ef Remove non-ASCII characters (silly smart quotes). Thanks to Hal for
noticing.

llvm-svn: 274289
2016-06-30 23:04:20 +00:00
Reid Kleckner
d7e996cba7 [TableGen] Use a SmallVector for Record::Values to avoid debug iterators
Debug iterators are valuable so we don't want to turn them off
completely. However, llvm-tblgen is critical to build speed, so we can
skip them here.

Regenerating X86GenSubtargetInfo.inc in a clang-cl self-host debug build
now takes 39s instead of 1m29s.

Helps PR28222

llvm-svn: 274288
2016-06-30 23:04:07 +00:00
Duncan P. N. Exon Smith
6e80950911 CodeGen: Use MachineInstr& in TargetLowering, NFC
This is a mechanical change to make TargetLowering API take MachineInstr&
(instead of MachineInstr*), since the argument is expected to be a valid
MachineInstr.  In one case, changed a parameter from MachineInstr* to
MachineBasicBlock::iterator, since it was used as an insertion point.

As a side effect, this removes a bunch of MachineInstr* to
MachineBasicBlock::iterator implicit conversions, a necessary step
toward fixing PR26753.

llvm-svn: 274287
2016-06-30 22:52:52 +00:00
David L Kreitzer
5360e29196 Test commit.
llvm-svn: 274284
2016-06-30 21:43:11 +00:00
Matt Arsenault
dce97d8dd0 Don't use unchecked dyn_cast
llvm-svn: 274282
2016-06-30 21:18:06 +00:00
Matt Arsenault
f316d56e2f SLPVectorizer: Move propagateMetadata to VectorUtils
This will be re-used by the LoadStoreVectorizer.

Fix handling of range metadata and testcase by Justin Lebar.

llvm-svn: 274281
2016-06-30 21:17:59 +00:00
Matt Arsenault
f1d631146d AMDGPU: Add m0 vgpr load loop block as successor
This shows up as a verifier error when I move this
earlier, not sure why it didn't before.

llvm-svn: 274275
2016-06-30 20:49:28 +00:00
Mike Aizatsky
c236298979 [libFuzzer] Let user specify extra stats file.
Summary: If AFL_DRIVER_EXTRA_STATS_FILENAME is set and valid, write to it peak_rss_mb and slowest_unit_time_sec. These are both stats that libFuzzer can print but afl cannot.

Reviewers: kcc, aizatsky, metzman

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D21742

llvm-svn: 274273
2016-06-30 20:43:06 +00:00
Vassil Vassilev
7007fed7cc [CMake] Module builds depend on target intrinsics_gen to be built first.
When compiling with modules, header A and B can be in the same module M.
B depends on intrinsics_gen and A doesn't. Compiling a source file #include-ing
header A, we implicitly request module M to be built. It puts header A and B in
the same TU and tries to build them. Since B depends on intrinsics_gen (which
might not be built yet) we run into build failures.

This should fix our modules buildbot.

Patch reviewed by Chris Bieneman.

llvm-svn: 274270
2016-06-30 20:35:56 +00:00
Chandler Carruth
6a66d5b518 Introduce a *draft* of a code of conduct for the LLVM community and the
associated reporting guide.

I want to emphasize that at this point these are just drafts!

This is the result of very extended discussion on the mailing lists on
several different threads:
http://lists.llvm.org/pipermail/llvm-dev/2015-October/091218.html
http://lists.llvm.org/pipermail/llvm-dev/2016-May/099120.html
http://lists.llvm.org/pipermail/llvm-commits/Week-of-Mon-20151019/307070.html

The reporting guide in particular I anticipate will be shaped somewhat
by the advisory committee when they are selected. But hopefully this
serves as a good starting point and good guidance while the advisory
committee is being sorted out.

I'd like to thank all the folks who contributed to this. Many, *many*
people worked to help with drafting, wording, suggestions, and edits.
Also, this is based on widely used existing codes of coduct as mentioned
in the text, and the original authors of those deserve many thanks as
well.

Differential Revision: http://reviews.llvm.org/D13741

llvm-svn: 274268
2016-06-30 20:27:54 +00:00
Yunzhong Gao
f61f3668ec Add an artificial line-0 debug location when the compiler emits a call to
__stack_chk_fail(). This avoids a compiler crash.

Differential Revision: http://reviews.llvm.org/D21818

llvm-svn: 274263
2016-06-30 18:49:04 +00:00
Wei Mi
5de4bb8b54 Refine the set of UniformAfterVectorization instructions.
Except the seed uniform instructions (conditional branch and consecutive ptr
instructions), dependencies to be added into uniform set should only be used
by existing uniform instructions or intructions outside of current loop.

Differential Revision: http://reviews.llvm.org/D21755

llvm-svn: 274262
2016-06-30 18:42:56 +00:00
Justin Bogner
397b92fe55 CodeGen: Add the other BuildMI overload for MachineInstr&
The change in r274193 missed this variant.

llvm-svn: 274259
2016-06-30 18:32:12 +00:00
Rafael Espindola
3fd10eac43 Delete MCCodeGenInfo.
MC doesn't really care about CodeGen stuff, so this was just
complicating target initialization.

llvm-svn: 274258
2016-06-30 18:25:11 +00:00
Etienne Bergeron
259b632b0f revert http://reviews.llvm.org/D21101
llvm-svn: 274251
2016-06-30 17:52:24 +00:00
Lang Hames
ea10bd5e79 [Support] Fix a bug in ErrorList::join / joinErrors.
When concatenating two error lists the ErrorList::join method (which is called
by joinErrors) was failing to set the checked bit on the second error, leading
to a 'failure to check error' assertion.

llvm-svn: 274249
2016-06-30 17:43:06 +00:00
Zachary Turner
05b0d33b0c [pdb] Re-add code to write PDB files.
Somehow all the functionality to write PDB files got removed,
probably accidentally when uploading the patch perhaps the wrong
one got uploaded.  This re-adds all the code, as well as the
corresponding test.

llvm-svn: 274248
2016-06-30 17:43:00 +00:00
Zachary Turner
994fc75000 Update llvm-pdbdump to use subcommands.
llvm-svn: 274247
2016-06-30 17:42:48 +00:00
Adrian Prantl
a0611feb1f [CMake] Add an LLVM_ENABLE_MODULE_DEBUGGING flag for building with -gmodules.
This flag is only effective in builds with debug info and modules.
The default is On for Darwin only.

rdar://problem/27019000

llvm-svn: 274244
2016-06-30 17:15:44 +00:00
Adrian Prantl
c47b447e60 Revert "[CMake] Move the -Xclang option before -fmodules-cache-path"
This reverts commit 3db82f646a0890eb7664d0351b5a3c79622e8bef.

Vassil already fixed this and I mechanically undid his fix without looking
too close at what I'm actually doing. Need more coffee.

llvm-svn: 274242
2016-06-30 15:58:36 +00:00
Adrian Prantl
394a78928c [CMake] Move the -Xclang option before -fmodules-cache-path
This fixes a typo introduced in r274196.
Thanks to Vassil Vassilev for noticing!

http://reviews.llvm.org/D21827
rdar://problem/27019000

llvm-svn: 274240
2016-06-30 15:44:35 +00:00
Etienne Bergeron
f7a3018b73 [exceptions] Upgrade exception handlers when stack protector is used
Summary:
MSVC provide exception handlers with enhanced information to deal with security buffer feature (/GS).

To be more secure, the security cookies (GS and SEH) are validated when unwinding the stack.

The following code:
```
void f() {}

void foo() {
  __try {
    f();
  } __except(1) {
    f();
  }
}
```

Reviewers: majnemer, rnk

Subscribers: thakis, llvm-commits, chrisha

Differential Revision: http://reviews.llvm.org/D21101

llvm-svn: 274239
2016-06-30 15:36:59 +00:00
Sanjay Patel
b221d3d4ea fix formatting, add TODO; NFC
llvm-svn: 274238
2016-06-30 15:32:45 +00:00
Jun Bum Lim
78c02c3c2f [DSE] Fix bug in partial overwrite tracking
Summary:
Found cases where DSE incorrectly add partially-overwritten intervals.
Please see the test case for details.

Reviewers: mcrosier, eeckstein, hfinkel

Subscribers: mcrosier, llvm-commits

Differential Revision: http://reviews.llvm.org/D21859

llvm-svn: 274237
2016-06-30 15:32:20 +00:00
Sanjay Patel
437bb9ba7e [InstCombine] shrink switch conditions better (PR24766)
https://llvm.org/bugs/show_bug.cgi?id=24766#c2

This removes a hack that was added for the benefit of x86 codegen. 
It prevented shrinking the switch condition even to smaller legal (DataLayout) types.
We have a safety mechanism in CGP after:
http://reviews.llvm.org/rL251857
...so we're free to use the optimal (smallest) IR type now.

Differential Revision: http://reviews.llvm.org/D12965

llvm-svn: 274233
2016-06-30 14:51:21 +00:00
Elliot Colp
41b0cf4c56 Test commit
llvm-svn: 274232
2016-06-30 14:42:47 +00:00
Sanjay Patel
bb7b5e9855 [InstCombine] use ConstantExpr::getBitCast() instead of creating useless instruction
llvm-svn: 274229
2016-06-30 14:27:41 +00:00
Sanjay Patel
068d044f27 [InstCombine] extend matchSelectFromAndOr() to work with i1 scalar types
If the incoming types are i1, then we don't have to pattern match any sext ops.

Differential Revision: http://reviews.llvm.org/D21740

llvm-svn: 274228
2016-06-30 14:18:18 +00:00
Vassil Vassilev
4ebe903f96 [CMake] -fmodules-local-submodule-visibility is a cc1-only option.
This should fix modules builds on platforms other than Darwin after r274196.

llvm-svn: 274227
2016-06-30 14:17:42 +00:00
Rafael Espindola
c840dbd6a1 Don't repeat names in comments. NFC.
llvm-svn: 274226
2016-06-30 12:44:52 +00:00
Rafael Espindola
5d2ec2042d Delete unused includes. NFC.
llvm-svn: 274225
2016-06-30 12:19:16 +00:00
Jonas Paulsson
6b52e994b6 [SystemZ] Let z13 also support FeatureMiscellaneousExtensions.
This processor feature had been left out by mistake from the z13
ProcessorModel.

This time with updated test case. Thanks, Hans.

Reviewed by Ulrich Weigand.

llvm-svn: 274216
2016-06-30 07:13:56 +00:00
Pankaj Gode
8d9ce01050 [AArch64] Add Broadcom Vulcan scheduling model.
Adding scheduling model for new Broadcom Vulcan core (ARMv8.1A).

Differential Revision: http://reviews.llvm.org/D21728

llvm-svn: 274213
2016-06-30 06:42:31 +00:00
Craig Topper
57689f8a7a Use ShuffleVectorSDNode::isSplat member method instead of static method isSplatMask where the mask came directly from getMask() on a shuffle node.
llvm-svn: 274208
2016-06-30 04:38:51 +00:00
David Majnemer
12b9df8e32 [CodeView] Implement support for bitfields in LLVM
CodeView need to know the offset of the storage allocation for a
bitfield.  Encode this via the "extraData" field in DIDerivedType and
introduced a new flag, DIFlagBitField, to indicate whether or not a
member is a bitfield.

This fixes PR28162.

Differential Revision: http://reviews.llvm.org/D21782

llvm-svn: 274200
2016-06-30 03:00:20 +00:00
Sanjoy Das
461b4dc08b [SCEV] Compute max be count from shift operator only if all else fails
In particular, check to see if we can compute a precise trip count by
exhaustively simulating the loop first.

llvm-svn: 274199
2016-06-30 02:47:28 +00:00