oota-llvm.git
7 years agoTeach llvm-build to avoid touching LibraryDependencies.inc unless the contents
Peter Collingbourne [Wed, 19 Nov 2014 03:34:20 +0000 (03:34 +0000)]
Teach llvm-build to avoid touching LibraryDependencies.inc unless the contents
change. This saves us from rebuilding llvm-config each time we reconfigure.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222308 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoExpose LLVM version string via macro in llvm-config.h, and modify Go bindings
Peter Collingbourne [Wed, 19 Nov 2014 03:34:17 +0000 (03:34 +0000)]
Expose LLVM version string via macro in llvm-config.h, and modify Go bindings
to make use of it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222307 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoMake StringSet::insert return pair<iterator, bool> like other self-associative containers
David Blaikie [Wed, 19 Nov 2014 02:56:00 +0000 (02:56 +0000)]
Make StringSet::insert return pair<iterator, bool> like other self-associative containers

StringSet is still a bit dodgy in that it exposes the raw iterator of
the StringMap parent, which exposes the weird detail that StringSet
actually has a 'value'... but anyway, this is useful for a handful of
clients that want to reference the newly inserted/persistent string data
in the StringSet/Map/Entry/thing.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222302 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agollvm-readobj: fix off-by-one error in COFFDumper
Rui Ueyama [Wed, 19 Nov 2014 02:07:10 +0000 (02:07 +0000)]
llvm-readobj: fix off-by-one error in COFFDumper

It printed out base relocation table header as table entry.
This patch also makes llvm-readobj to not skip ABSOLUTE entries
becuase it was confusing.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222299 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoUse a memcpy so that type based alias analysis sees the change.
Rafael Espindola [Wed, 19 Nov 2014 01:02:22 +0000 (01:02 +0000)]
Use a memcpy so that type based alias analysis sees the change.

The other option would be to do something like

if (that.isSingleWord())
  VAL = that.VAL;
else
  pVal = that.pVal

This bug was causing 86TTI::getIntImmCost to be miscompiled in a LTO
bootstrap in stage2, causing the build of stage3 to fail.

LLVM is getting quiet good at exploiting this. Not sure if there is anything
a sanitizer could do to help

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222294 91177308-0d34-0410-b5e6-96231b3b80d8

7 years ago[Aarch64] Customer lowering of CTPOP to SIMD should check for NEON availability
Weiming Zhao [Wed, 19 Nov 2014 00:29:14 +0000 (00:29 +0000)]
[Aarch64] Customer lowering of CTPOP to SIMD should check for NEON availability

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222292 91177308-0d34-0410-b5e6-96231b3b80d8

7 years ago[asan] add experimental basic-block tracing to asan-coverage; also fix -fsanitize...
Kostya Serebryany [Wed, 19 Nov 2014 00:22:58 +0000 (00:22 +0000)]
[asan] add experimental basic-block tracing to asan-coverage; also fix -fsanitize-coverage=3 which was broken by r221718

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222290 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agollvm-readobj: teach it how to dump COFF base relocation table
Rui Ueyama [Wed, 19 Nov 2014 00:18:07 +0000 (00:18 +0000)]
llvm-readobj: teach it how to dump COFF base relocation table

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222289 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoIntroduce llvm::SplitAllCriticalEdges
Kostya Serebryany [Wed, 19 Nov 2014 00:17:31 +0000 (00:17 +0000)]
Introduce llvm::SplitAllCriticalEdges

Summary:
move the code from BreakCriticalEdges::runOnFunction()
into a separate utility function llvm::SplitAllCriticalEdges()
so that it can be used independently.
No functionality change intended.

Test Plan: check-llvm

Reviewers: nlewycky

Reviewed By: nlewycky

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D6313

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222288 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoRevert r222039 because of bot failure.
Manman Ren [Wed, 19 Nov 2014 00:13:26 +0000 (00:13 +0000)]
Revert r222039 because of bot failure.

http://lab.llvm.org:8080/green/job/clang-Rlto_master/298/
Hopefully, bot will be green. If not, we will re-submit the commit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222287 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoR600/SI: Implement areMemAccessesTriviallyDisjoint
Matt Arsenault [Wed, 19 Nov 2014 00:01:31 +0000 (00:01 +0000)]
R600/SI: Implement areMemAccessesTriviallyDisjoint

This partially makes up for not having address spaces
used for alias analysis in some simple cases.

This is not yet enabled by default so shouldn't change anything yet.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222286 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoR600/SI: Set hasSideEffects = 0 on load and store instructions.
Matt Arsenault [Tue, 18 Nov 2014 23:57:33 +0000 (23:57 +0000)]
R600/SI: Set hasSideEffects = 0 on load and store instructions.

Assuming unmodeled side effects interferes with some scheduling
opportunities.

Don't put it in the base class of DS instructions since there
are a few weird effecting, non load/store instructions there.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222285 91177308-0d34-0410-b5e6-96231b3b80d8

7 years ago[X86][AVX] 256-bit vector stack unaligned load/stores identification
Simon Pilgrim [Tue, 18 Nov 2014 23:38:19 +0000 (23:38 +0000)]
[X86][AVX] 256-bit vector stack unaligned load/stores identification

Under many circumstances the stack is not 32-byte aligned, resulting in the use of the vmovups/vmovupd/vmovdqu instructions when inserting ymm reloads/spills.

This minor patch adds these instructions to the isFrameLoadOpcode/isFrameStoreOpcode helpers so that they can be correctly identified and not be treated as folded reloads/spills.

This has also been noticed by http://llvm.org/bugs/show_bug.cgi?id=18846 where it was causing redundant spills - I've added a reduced test case at test/CodeGen/X86/pr18846.ll

Differential Revision: http://reviews.llvm.org/D6252

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222281 91177308-0d34-0410-b5e6-96231b3b80d8

7 years ago[Hexagon] Adding A2_and instruction.
Colin LeMahieu [Tue, 18 Nov 2014 22:45:47 +0000 (22:45 +0000)]
[Hexagon] Adding A2_and instruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222274 91177308-0d34-0410-b5e6-96231b3b80d8

7 years ago[FastISel][AArch64] Also allow folding of sign-/zero-extend and arithmetic
Chad Rosier [Tue, 18 Nov 2014 22:41:49 +0000 (22:41 +0000)]
[FastISel][AArch64] Also allow folding of sign-/zero-extend and arithmetic
shift-right for booleans (i1).

Arithmetic shift-right immediate with sign-/zero-extensions also works for
boolean values.  Update the assert and the test cases to reflect that fact.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222272 91177308-0d34-0410-b5e6-96231b3b80d8

7 years ago[FastISel][AArch64] Also allow folding of sign-/zero-extend and logical
Chad Rosier [Tue, 18 Nov 2014 22:38:42 +0000 (22:38 +0000)]
[FastISel][AArch64] Also allow folding of sign-/zero-extend and logical
shift-right for booleans (i1).

Logical shift-right immediate with sign-/zero-extensions also works for boolean
values.  Update the assert and the test cases to reflect that fact.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222270 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoFix an inaccurate comment
Justin Bogner [Tue, 18 Nov 2014 22:17:30 +0000 (22:17 +0000)]
Fix an inaccurate comment

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222267 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoInstCombine: Fix another infinite loop caused by visitFPTrunc
David Majnemer [Tue, 18 Nov 2014 22:06:45 +0000 (22:06 +0000)]
InstCombine: Fix another infinite loop caused by visitFPTrunc

We would attempt to replace an frem's operand with the same operand.
This would cause InstCombine to think real work was done, causing
InstCombine to enter an infinite loop.

This fixes the second part of PR21576.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222265 91177308-0d34-0410-b5e6-96231b3b80d8

7 years ago[Hexagon] Adding A2_sub instruction
Colin LeMahieu [Tue, 18 Nov 2014 21:51:51 +0000 (21:51 +0000)]
[Hexagon] Adding A2_sub instruction
Renaming test files.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222263 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoRevert "Revert r222040 because of bot failure."
David Majnemer [Tue, 18 Nov 2014 21:30:02 +0000 (21:30 +0000)]
Revert "Revert r222040 because of bot failure."

This reverts commit r222203, reverting r222040 didn't end up turning the
bot green.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222261 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoAdd support for LLVM_USE_SANITIZER=Thread
Eric Fiselier [Tue, 18 Nov 2014 21:23:38 +0000 (21:23 +0000)]
Add support for LLVM_USE_SANITIZER=Thread

Summary: This will help in testing libc++ and libc++abi with tsan.

Reviewers: samsonov

Reviewed By: samsonov

Subscribers: samsonov, llvm-commits

Differential Revision: http://reviews.llvm.org/D6283

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222258 91177308-0d34-0410-b5e6-96231b3b80d8

7 years ago[FastISel][AArch64] Follow-up fix for "Fix shift-immediate emission for "zero" shifts."
Juergen Ributzka [Tue, 18 Nov 2014 21:20:17 +0000 (21:20 +0000)]
[FastISel][AArch64] Follow-up fix for "Fix shift-immediate emission for "zero" shifts."

Shifts also perform sign-/zero-extends to larger types, which requires us to emit
an integer extend instead of a simple COPY.

Related to PR21594.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222257 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoR600/SI: Move SIFixSGPRCopies to inst selector passes
Matt Arsenault [Tue, 18 Nov 2014 21:06:58 +0000 (21:06 +0000)]
R600/SI: Move SIFixSGPRCopies to inst selector passes

This should expose more of the actually used VALU
instructions to the machine optimization passes.

This also should help getting i1 handling into a better state.
For not entirly understood reasons, this fixes the split-scalar-i64-add.ll
test where a 64-bit add would only partially be moved to the VALU
resulting in use of undefined VCC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222256 91177308-0d34-0410-b5e6-96231b3b80d8

7 years ago[AArch64] Don't optimize all compare instructions.
Juergen Ributzka [Tue, 18 Nov 2014 21:02:40 +0000 (21:02 +0000)]
[AArch64] Don't optimize all compare instructions.

"optimizeCompareInstr" converts compares (cmp/cmn) into plain sub/add
instructions when the flags are not used anymore. This conversion is valid for
most instructions, but not all. Some instructions that don't set the flags
(e.g. sub with immediate) can set the SP, whereas the flag setting version uses
the same encoding for the "zero" register.

Update the code to also check for the return register before performing the
optimization to make sure that a cmp doesn't suddenly turn into a sub that sets
the stack pointer.

I don't have a test case for this, because it isn't easy to trigger.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222255 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoFix an incorrect chain operand when expanding INSERT_VECTOR operations through the...
Owen Anderson [Tue, 18 Nov 2014 20:50:19 +0000 (20:50 +0000)]
Fix an incorrect chain operand when expanding INSERT_VECTOR operations through the stack.

Patch by Daniil Troshkov!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222254 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoR600/SI: Make sure resource descriptors are always stored in SGPRs
Tom Stellard [Tue, 18 Nov 2014 20:39:39 +0000 (20:39 +0000)]
R600/SI: Make sure resource descriptors are always stored in SGPRs

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222253 91177308-0d34-0410-b5e6-96231b3b80d8

7 years ago[Reassociate] Use test cases that can actually be optimized to verify optional
Chad Rosier [Tue, 18 Nov 2014 20:34:01 +0000 (20:34 +0000)]
[Reassociate] Use test cases that can actually be optimized to verify optional
flags are cleared.  The reassociation pass was just reordering the leaf nodes
in the previous test cases.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222250 91177308-0d34-0410-b5e6-96231b3b80d8

7 years ago[Hexagon] Converting from ADD_rr to A2_add which has encoding bits.
Colin LeMahieu [Tue, 18 Nov 2014 20:28:11 +0000 (20:28 +0000)]
[Hexagon] Converting from ADD_rr to A2_add which has encoding bits.
Adding test to show correct instruction selection and encoding.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222249 91177308-0d34-0410-b5e6-96231b3b80d8

7 years ago[Reassociate] Rename local variable to not use same name as a member
Chad Rosier [Tue, 18 Nov 2014 20:21:54 +0000 (20:21 +0000)]
[Reassociate] Rename local variable to not use same name as a member
variable. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222248 91177308-0d34-0410-b5e6-96231b3b80d8

7 years ago[FastISel][AArch64] Fix shift-immediate emission for "zero" shifts.
Juergen Ributzka [Tue, 18 Nov 2014 19:58:59 +0000 (19:58 +0000)]
[FastISel][AArch64] Fix shift-immediate emission for "zero" shifts.

This change emits a COPY for a shift-immediate with a "zero" shift value.
This fixes PR21594 where we emitted a shift instruction with an incorrect
immediate operand.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222247 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoTest commit to verify that commit access works.
Jozef Kolek [Tue, 18 Nov 2014 19:20:34 +0000 (19:20 +0000)]
Test commit to verify that commit access works.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222244 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoTweak EarlyCSE to recognize series of dead stores
Philip Reames [Tue, 18 Nov 2014 17:46:32 +0000 (17:46 +0000)]
Tweak EarlyCSE to recognize series of dead stores

EarlyCSE is giving up on the current instruction immediately when it recognizes that the current instruction makes a previous store trivially dead. There's no reason to do this. Once the previous store has been deleted, it's perfectly legal to remember the value of the current store (for value forwarding) and the fact the store occurred (it could be dead too!).

Reviewed by: Hal
Differential Revision: http://reviews.llvm.org/D6301

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222241 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoRemove triple in testing case to recover an arm bot.
Manman Ren [Tue, 18 Nov 2014 16:45:34 +0000 (16:45 +0000)]
Remove triple in testing case to recover an arm bot.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222239 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoCallGraphTest.cpp: Remove invalid tests. ++S might step over F if S == F.
NAKAMURA Takumi [Tue, 18 Nov 2014 12:23:19 +0000 (12:23 +0000)]
CallGraphTest.cpp: Remove invalid tests. ++S might step over F if S == F.

MSVC Runtime detects "Assertion failed: vector iterator not incrementable"

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222233 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoInstCombine: Fold away tautological masked compares
David Majnemer [Tue, 18 Nov 2014 09:31:41 +0000 (09:31 +0000)]
InstCombine: Fold away tautological masked compares

It is impossible for (x & INT_MAX) == 0 && x == INT_MAX to ever be true.

While this sort of reasoning should normally live in InstSimplify,
the machinery that derives this result is not trivial to split out.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222230 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoInstCombine: Clean up foldLogOpOfMaskedICmps
David Majnemer [Tue, 18 Nov 2014 09:31:36 +0000 (09:31 +0000)]
InstCombine: Clean up foldLogOpOfMaskedICmps

No functional change intended.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222229 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agodocs: Modernize some examples in WritingAnLLVMPass
Justin Bogner [Tue, 18 Nov 2014 05:22:39 +0000 (05:22 +0000)]
docs: Modernize some examples in WritingAnLLVMPass

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222223 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agodocs: Fix a couple of typo-ish errors in WritingAnLLVMPass
Justin Bogner [Tue, 18 Nov 2014 05:00:52 +0000 (05:00 +0000)]
docs: Fix a couple of typo-ish errors in WritingAnLLVMPass

- Make CallGraphSCCPass's paragraph about doFinalization refer to
  runOnSCC instead of runOnFunction, since that's what it's about.
- Fix a reference in the FunctionPass paragraph.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222222 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoAllow DwarfCompileUnit::constructImportedEntityDIE to instanciate a GlobalVariable...
Frederic Riss [Tue, 18 Nov 2014 02:46:11 +0000 (02:46 +0000)]
Allow DwarfCompileUnit::constructImportedEntityDIE to instanciate a GlobalVariable DIE.

Usually global variables are in a retain list and instanciated before
any call to constructImportedEntityDIE is made. This isn't true for
forward declarations though.
The testcase for this change is generated by a clang patched to emit
such forward declarations (patch at http://reviews.llvm.org/D6173
which will land soon). The updated testcase tests more than just
global variables, it now tests every type of 'using' clause we
support.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222217 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agollvm-readobj: Don't print the Characteristics field as the Subsystem
David Majnemer [Tue, 18 Nov 2014 02:45:28 +0000 (02:45 +0000)]
llvm-readobj: Don't print the Characteristics field as the Subsystem

We claimed that we were printing the Subystem field when we were
actually printing the Characteristics field.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222216 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoSimplifyCFG: Range'ify some for-loops. No functional change.
Hans Wennborg [Tue, 18 Nov 2014 02:37:11 +0000 (02:37 +0000)]
SimplifyCFG: Range'ify some for-loops. No functional change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222215 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoIndVarSimplify: Allow LFTR to fire more often
David Majnemer [Tue, 18 Nov 2014 02:20:58 +0000 (02:20 +0000)]
IndVarSimplify: Allow LFTR to fire more often

I added a pessimization in r217102 to prevent miscompiles when the
incremented induction variable was used in a comparison; it would be
poison.

Try to use the incremented induction variable more often when we can be
sure that the increment won't end in poison.

Differential Revision: http://reviews.llvm.org/D6222

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222213 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoIR: Sink MDNode::Hash down to GenericMDNode::Hash
Duncan P. N. Exon Smith [Tue, 18 Nov 2014 02:20:29 +0000 (02:20 +0000)]
IR: Sink MDNode::Hash down to GenericMDNode::Hash

Part of PR21532.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222212 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoIR: Move MDNode operands from the back to the front
Duncan P. N. Exon Smith [Tue, 18 Nov 2014 01:56:14 +0000 (01:56 +0000)]
IR: Move MDNode operands from the back to the front

Having the operands at the back prevents subclasses from safely adding
fields.  Move them to the front.

Instead of replicating the custom `malloc()`, `free()` and `DestroyFlag`
logic that was there before, overload `new` and `delete`.

I added calls to a new `GenericMDNode::dropAllReferences()` in
`LLVMContextImpl::~LLVMContextImpl()`.  There's a maze of callbacks
happening during teardown, and this resolves them before we enter
the destructors.

Part of PR21532.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222211 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoUpdate testing case that was accidently duplicated.
Manman Ren [Tue, 18 Nov 2014 01:49:06 +0000 (01:49 +0000)]
Update testing case that was accidently duplicated.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222210 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoFix covered switch warning
Michael J. Spencer [Tue, 18 Nov 2014 01:26:46 +0000 (01:26 +0000)]
Fix covered switch warning

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222209 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoSupport ELF files of unknown type.
Michael J. Spencer [Tue, 18 Nov 2014 01:14:25 +0000 (01:14 +0000)]
Support ELF files of unknown type.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222208 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoIR: Split MDNode into GenericMDNode and MDNodeFwdDecl
Duncan P. N. Exon Smith [Tue, 18 Nov 2014 00:37:17 +0000 (00:37 +0000)]
IR: Split MDNode into GenericMDNode and MDNodeFwdDecl

Split `MDNode` into two classes:

  - `GenericMDNode`, which is uniquable (and for now, always starts
    uniqued).  Once `Metadata` is split from the `Value` hierarchy, this
    class will lose the ability to RAUW itself.

  - `MDNodeFwdDecl`, which is used for the "temporary" interface, is
    never uniqued, and isn't managed by `LLVMContext` at all.

I've left most of the guts in `MDNode` for now, but I'll incrementally
move things to the right places (or delete the functionality, as
appropriate).

Part of PR21532.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222205 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoRevert r222040 because of bot failure.
Manman Ren [Tue, 18 Nov 2014 00:33:22 +0000 (00:33 +0000)]
Revert r222040 because of bot failure.

http://lab.llvm.org:8080/green/job/clang-Rlto_master/298/
Hopefully, bot will be green.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222203 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoDebug Info: In DIBuilder, the context field of a global variable is updated to
Manman Ren [Tue, 18 Nov 2014 00:29:08 +0000 (00:29 +0000)]
Debug Info: In DIBuilder, the context field of a global variable is updated to
use DIScopeRef.

A paired commit at clang will follow to show cases where we will use an
identifer for the context of a global variable.

rdar://18958417

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222195 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoIR: Simplify uniquing for MDNode
Duncan P. N. Exon Smith [Mon, 17 Nov 2014 23:28:21 +0000 (23:28 +0000)]
IR: Simplify uniquing for MDNode

Change uniquing from a `FoldingSet` to a `DenseSet` with custom
`DenseMapInfo`.  Unfortunately, this doesn't save any memory, since
`DenseSet<T>` is a simple wrapper for `DenseMap<T, char>`, but I'll come
back to fix that later.

I used the name `GenericDenseMapInfo` to the custom `DenseMapInfo` since
I'll be splitting `MDNode` into two classes soon: `MDNodeFwdDecl` for
temporaries, and `GenericMDNode` for everything else.

I also added a non-debug-info reduced version of a type-uniquing test
that started failing on an earlier draft of this patch.

Part of PR21532.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222191 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoRevert "ADT: correctly report isMSVCEnvironment for windows itanium"
Reid Kleckner [Mon, 17 Nov 2014 22:55:59 +0000 (22:55 +0000)]
Revert "ADT: correctly report isMSVCEnvironment for windows itanium"

This reverts commit r222180.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222188 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoRevert "Improve memory ownership/management in TableGen by unique_ptrifying TreePatte...
David Blaikie [Mon, 17 Nov 2014 22:55:41 +0000 (22:55 +0000)]
Revert "Improve memory ownership/management in TableGen by unique_ptrifying TreePattern's Tree member."

This reverts commit r222183.

Broke on the MSVC buildbots due to MSVC not producing default move
operations - I'd fix it immediately but just broke my build system a
bit, so backing out until I have a chance to get everything going again.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222187 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoImprove memory ownership/management in TableGen by unique_ptrifying TreePattern's...
David Blaikie [Mon, 17 Nov 2014 22:16:55 +0000 (22:16 +0000)]
Improve memory ownership/management in TableGen by unique_ptrifying TreePattern's Tree member.

The next step is to actually use unique_ptr in TreePatternNode's
Children vector. That will be more intrusive, and may not work,
depending on exactly how these things are handled (I have a bad
suspicion things are shared more than they should be, making this more
DAG than tree - but if it's really a tree, unique_ptr should suffice)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222183 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoCMake: Use the new USES_TERMINAL option for test suite targets when available.
Peter Collingbourne [Mon, 17 Nov 2014 22:16:15 +0000 (22:16 +0000)]
CMake: Use the new USES_TERMINAL option for test suite targets when available.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222181 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoADT: correctly report isMSVCEnvironment for windows itanium
Saleem Abdulrasool [Mon, 17 Nov 2014 22:13:26 +0000 (22:13 +0000)]
ADT: correctly report isMSVCEnvironment for windows itanium

The itanium environment on Windows uses MSVC and is a MSVC environment.  Report
this correctly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222180 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoR600/SI: Don't copy flags when extracting subreg
Matt Arsenault [Mon, 17 Nov 2014 21:11:37 +0000 (21:11 +0000)]
R600/SI: Don't copy flags when extracting subreg

This was resulting in use of a register after a kill.
For some reason this showed up as a problem in many tests
when moving the SIFixSGPRCopies pass closer to instruction
selection.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222175 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoR600/SI: Assume SIFixSGPRCopies makes changes
Matt Arsenault [Mon, 17 Nov 2014 21:11:34 +0000 (21:11 +0000)]
R600/SI: Assume SIFixSGPRCopies makes changes

I'm not sure if this was breaking anything.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222174 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoFix the autoconf build.
Rafael Espindola [Mon, 17 Nov 2014 21:06:38 +0000 (21:06 +0000)]
Fix the autoconf build.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222173 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoFactor common code it Linker::init.
Rafael Espindola [Mon, 17 Nov 2014 20:51:01 +0000 (20:51 +0000)]
Factor common code it Linker::init.

The TypeFinder was not being used in one of the constructors.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222172 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoPass a reference to ValueEnumerator.
Rafael Espindola [Mon, 17 Nov 2014 20:06:27 +0000 (20:06 +0000)]
Pass a reference to ValueEnumerator.

NFC. This will just make it easier to use std::unique_ptr in a caller.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222170 91177308-0d34-0410-b5e6-96231b3b80d8

7 years ago[SimplifyCFG] Make the value type of the hole check bitmask a power-of-2.
Juergen Ributzka [Mon, 17 Nov 2014 19:39:56 +0000 (19:39 +0000)]
[SimplifyCFG] Make the value type of the hole check bitmask a power-of-2.

When converting a switch to a lookup table we might have to generate a bitmaks
to encode and check for holes in the original switch statement.

The type of this mask depends on the number of switch statements, which can
result in illegal types for pretty much all architectures.

To avoid unnecessary type legalization and help FastISel this commit increases
the size of the bitmask to next power-of-2 value when necessary.

This fixes rdar://problem/18984639.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222168 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoRevert commits r222146 and r222137.
Rafael Espindola [Mon, 17 Nov 2014 19:26:40 +0000 (19:26 +0000)]
Revert commits r222146 and r222137.

They were producing the wrong result if NumBits == BitsInWord. The old mask
produced -1, the new mask 0.

This should fix the 32 bit bots.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222166 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoFix GraphTraits for "const CallGraphNode *" and "const CallGraph *"
Rafael Espindola [Mon, 17 Nov 2014 17:51:45 +0000 (17:51 +0000)]
Fix GraphTraits for "const CallGraphNode *" and "const CallGraph *"

The specializations were broken. For example,

void foo(const CallGraph *G) {
  auto I = GraphTraits<const CallGraph *>::nodes_begin(G);
  auto K = I++;

  ...
}

or

void bar(const CallGraphNode *N) {
  auto I = GraphTraits<const CallGraphNode *>::nodes_begin(G);
  auto K = I++;

  ....
}

would not compile.

Patch by Speziale Ettore!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222149 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoAvoid undefined behavior by masking the shift amount.
Rafael Espindola [Mon, 17 Nov 2014 17:43:27 +0000 (17:43 +0000)]
Avoid undefined behavior by masking the shift amount.

Should hopefully fix the mips bots.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222146 91177308-0d34-0410-b5e6-96231b3b80d8

7 years ago[Reassociate] As the expression tree is rewritten make sure the operands are
Chad Rosier [Mon, 17 Nov 2014 16:33:50 +0000 (16:33 +0000)]
[Reassociate] As the expression tree is rewritten make sure the operands are
emitted in canonical form.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222142 91177308-0d34-0410-b5e6-96231b3b80d8

7 years ago[X86] Use ADD/SUB instead of INC/DEC for Haswell and Broadwell CPUs
Alexey Volkov [Mon, 17 Nov 2014 16:17:51 +0000 (16:17 +0000)]
[X86] Use ADD/SUB instead of INC/DEC for Haswell and Broadwell CPUs

Differential Revision: http://reviews.llvm.org/D5934

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222141 91177308-0d34-0410-b5e6-96231b3b80d8

7 years ago[Reassociate] Canonicalize constants to RHS operand.
Chad Rosier [Mon, 17 Nov 2014 15:52:51 +0000 (15:52 +0000)]
[Reassociate] Canonicalize constants to RHS operand.

Fix a thinko where the RHS was already a constant.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222139 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoUse a more canonical way of computing a mask with N trailing 1s. NFC.
Rafael Espindola [Mon, 17 Nov 2014 15:46:21 +0000 (15:46 +0000)]
Use a more canonical way of computing a mask with N trailing 1s. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222137 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoFix ARM triple parsing
Renato Golin [Mon, 17 Nov 2014 14:08:57 +0000 (14:08 +0000)]
Fix ARM triple parsing

The triple parser should only accept existing architecture names
when the triple starts with armv, armebv, thumbv or thumbebv.

Patch by Gabor Ballabas.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222129 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoScalarEvolution: Construct SCEVDivision's Derived type instead of itself
David Majnemer [Mon, 17 Nov 2014 11:27:45 +0000 (11:27 +0000)]
ScalarEvolution: Construct SCEVDivision's Derived type instead of itself

SCEVDivision::divide constructed an object of SCEVDivision<Derived>
instead of Derived.  divide would call visit which would cast the
SCEVDivision<Derived> to type Derived.  As it happens,
SCEVDivision<Derived> and Derived currently have the same layout but
this is fragile and grounds for UB.

Instead, just construct Derived.  No functional change intended.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222126 91177308-0d34-0410-b5e6-96231b3b80d8

7 years ago[Thumb1] Re-write emitThumbRegPlusImmediate
Oliver Stannard [Mon, 17 Nov 2014 11:18:10 +0000 (11:18 +0000)]
[Thumb1] Re-write emitThumbRegPlusImmediate

This was motivated by a bug which caused code like this to be
miscompiled:
  declare void @take_ptr(i8*)
  define void @test() {
    %addr1.32 = alloca i8
    %addr2.32 = alloca i32, i32 1028
    call void @take_ptr(i8* %addr1)
    ret void
  }

This was emitting the following assembly to get the value of %addr1:
  add r0, sp, #1020
  add r0, r0, #8
However, "add r0, r0, #8" is not a valid Thumb1 instruction, and this
could not be assembled. The generated object file contained this,
resulting in r0 holding SP+8 rather tha SP+1028:
  add r0, sp, #1020
  add r0, sp, #8

This function looked like it could have caused miscompilations for
other combinations of registers and offsets (though I don't think it is
currently called with these), and the heuristic it used did not match
the emitted code in all cases.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222125 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoObject, COFF: Tighten the object file parser
David Majnemer [Mon, 17 Nov 2014 11:17:17 +0000 (11:17 +0000)]
Object, COFF: Tighten the object file parser

We were a little lax in a few areas:
- We pretended that import libraries were like any old COFF file, they
  are not.  In fact, they aren't really COFF files at all, we should
  probably grow some specialized functionality to handle them smarter.
- Our symbol iterators were more than happy to attempt to go past the
  end of the symbol table if you had a symbol with a bad list of
  auxiliary symbols.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222124 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoFix optimisations of SELECT_CC which assumed result is boolean
Oliver Stannard [Mon, 17 Nov 2014 10:49:31 +0000 (10:49 +0000)]
Fix optimisations of SELECT_CC which assumed result is boolean

Some optimisations in DAGCombiner cause miscompilations for targets that use
TargetLowering::UndefinedBooleanContent, because they assume that the results
of a SELECT_CC node are boolean values, and can be safely ANDed, ORed and
XORed. These optimisations are only valid for targets that use
ZeroOrOneBooleanContent or ZeroOrNegativeOneBooleanContent.

This is a follow-up to D6210/r221693.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222123 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agosilence gcc 4.9.1 warning in /llvm/lib/Support/Windows/Path.inc:564:39:
Yaron Keren [Mon, 17 Nov 2014 09:29:33 +0000 (09:29 +0000)]
silence gcc 4.9.1 warning in /llvm/lib/Support/Windows/Path.inc:564:39:
warning: suggest parentheses around assignment used as truth value [-Wparentheses]
   if (ec = widenPath(path, path_utf16))

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222122 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoOptimize switch lookup tables with linear mapping.
Erik Eckstein [Mon, 17 Nov 2014 09:13:57 +0000 (09:13 +0000)]
Optimize switch lookup tables with linear mapping.

This is a simple optimization for switch table lookup:
It computes the output value directly with an (optional) mul and add if there is a linear mapping between index and output.
Example:

int f1(int x) {
  switch (x) {
    case 0: return 10;
    case 1: return 11;
    case 2: return 12;
    case 3: return 13;
  }
  return 0;
}

generates:

define i32 @f1(i32 %x) #0 {
entry:
  %0 = icmp ult i32 %x, 4
  br i1 %0, label %switch.lookup, label %return

switch.lookup:
  %switch.offset = add i32 %x, 10
  ret i32 %switch.offset

return:
  ret i32 0
}

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222121 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoFix CR/LF line endings in test case.
Bob Wilson [Mon, 17 Nov 2014 08:00:45 +0000 (08:00 +0000)]
Fix CR/LF line endings in test case.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222120 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoAdd missing semicolon from r222118.
Craig Topper [Mon, 17 Nov 2014 05:58:26 +0000 (05:58 +0000)]
Add missing semicolon from r222118.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222119 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoMove register class name strings to a single array in MCRegisterInfo to reduce static...
Craig Topper [Mon, 17 Nov 2014 05:50:14 +0000 (05:50 +0000)]
Move register class name strings to a single array in MCRegisterInfo to reduce static table size and number of relocation entries.

Indices into the table are stored in each MCRegisterClass instead of a pointer. A new method, getRegClassName, is added to MCRegisterInfo and TargetRegisterInfo to lookup the string in the table.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222118 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoAdd back r222061 with a fix.
Rafael Espindola [Mon, 17 Nov 2014 02:28:27 +0000 (02:28 +0000)]
Add back r222061 with a fix.

This adds back r222061, but now calls initializePAEvalPass from the correct
library to avoid link problems.

Original message:

Don't make assumptions about the name of private global variables.

Private variables are can be renamed, so it is not reliable to make
decisions on the name.

The name is also dropped by the assembler before getting to the
linker, so using the name causes a disconnect between how llvm makes a
decision (var name) and how the linker makes a decision (section it is
in).

This patch changes one case where we were looking at the variable name to use
the section instead.

Test tuning by Michael Gottesman.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222117 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoImplement MachODumper::printFileHeaders
Frederic Riss [Mon, 17 Nov 2014 01:34:15 +0000 (01:34 +0000)]
Implement MachODumper::printFileHeaders

Patch by Chilledheart.

Differential Revision: http://reviews.llvm.org/D6163

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222115 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoReplace a couple asserts with static_asserts.
Craig Topper [Mon, 17 Nov 2014 00:26:50 +0000 (00:26 +0000)]
Replace a couple asserts with static_asserts.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222114 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoFix typo
Tobias Grosser [Sun, 16 Nov 2014 21:19:35 +0000 (21:19 +0000)]
Fix typo

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222110 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoConvert some EVTs to MVTs where only a SimpleValueType is needed.
Craig Topper [Sun, 16 Nov 2014 21:17:18 +0000 (21:17 +0000)]
Convert some EVTs to MVTs where only a SimpleValueType is needed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222109 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoScalarEvolution: Introduce SCEVSDivision and SCEVUDivision
David Majnemer [Sun, 16 Nov 2014 20:35:19 +0000 (20:35 +0000)]
ScalarEvolution: Introduce SCEVSDivision and SCEVUDivision

It turns out that not all users of SCEVDivision want the same
signedness.  Let the users determine which operation they'd like by
explicitly choosing SCEVUDivision or SCEVSDivision.

findArrayDimensions and computeAccessFunctions will use SCEVSDivision
while HowFarToZero will use SCEVUDivision.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222104 91177308-0d34-0410-b5e6-96231b3b80d8

7 years ago[DependenceAnalysis] Allow subscripts of different types
Jingyue Wu [Sun, 16 Nov 2014 16:52:44 +0000 (16:52 +0000)]
[DependenceAnalysis] Allow subscripts of different types

Summary:
Several places in DependenceAnalysis assumes both SCEVs in a subscript pair
share the same integer type. For instance, isKnownPredicate calls
SE->getMinusSCEV(X, Y) which asserts X and Y share the same type. However,
DependenceAnalysis fails to ensure this assumption when producing a subscript
pair, causing tests such as NonCanonicalizedSubscript to crash. With this
patch, DependenceAnalysis runs unifySubscriptType before producing any
subscript pair, ensuring the assumption.

Test Plan:
Added NonCanonicalizedSubscript.ll on which DependenceAnalysis before the fix
crashed because subscripts have different types.

Reviewers: spop, sebpop, jingyue

Reviewed By: jingyue

Subscribers: eliben, meheff, llvm-commits

Differential Revision: http://reviews.llvm.org/D6289

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222100 91177308-0d34-0410-b5e6-96231b3b80d8

7 years ago[x86] Remove two redundant isel patterns. They equivalent already exists in the instr...
Craig Topper [Sun, 16 Nov 2014 09:24:16 +0000 (09:24 +0000)]
[x86] Remove two redundant isel patterns. They equivalent already exists in the instruction pattern.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222094 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoScalarEvolution: HowFarToZero was wrongly using signed division
David Majnemer [Sun, 16 Nov 2014 07:30:35 +0000 (07:30 +0000)]
ScalarEvolution: HowFarToZero was wrongly using signed division

HowFarToZero was supposed to use unsigned division in order to calculate
the backedge taken count.  However, SCEVDivision::divide performs signed
division.  Unless I am mistaken, no users of SCEVDivision actually want
signed arithmetic: switch to udiv and urem.

This fixes PR21578.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222093 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoInstSimplify: Optimize ICmpInst xform that uses computeKnownBits
David Majnemer [Sun, 16 Nov 2014 02:20:08 +0000 (02:20 +0000)]
InstSimplify: Optimize ICmpInst xform that uses computeKnownBits

A few things:
- computeKnownBits is relatively expensive, let's delay its use as long
  as we can.
- Don't create two APInt values just to run computeKnownBits on a
  ConstantInt, we already know the exact value!
- Avoid creating a temporary APInt value in order to calculate unary
  negation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222092 91177308-0d34-0410-b5e6-96231b3b80d8

7 years ago[DAG] Improved target independent vector shuffle folding logic.
Andrea Di Biagio [Sat, 15 Nov 2014 22:56:25 +0000 (22:56 +0000)]
[DAG] Improved target independent vector shuffle folding logic.

This patch teaches the DAGCombiner how to combine shuffles according to rules:
   shuffle(shuffle(A, Undef, M0), B, M1) -> shuffle(B, A, M2)
   shuffle(shuffle(A, B, M0), B, M1) -> shuffle(B, A, M2)
   shuffle(shuffle(A, B, M0), A, M1) -> shuffle(B, A, M2)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222090 91177308-0d34-0410-b5e6-96231b3b80d8

7 years ago[X86][SSE] Improve legal SHUFP and PSHUFD shuffle matching
Simon Pilgrim [Sat, 15 Nov 2014 21:13:05 +0000 (21:13 +0000)]
[X86][SSE] Improve legal SHUFP and PSHUFD shuffle matching

Updated X86TargetLowering::isShuffleMaskLegal to match SHUFP masks with commuted inputs and PSHUFD masks that reference the second input.

As part of this I've refactored isPSHUFDMask to work in a more general manner and allow it to match against either the first or second input vector.

Differential Revision: http://reviews.llvm.org/D6287

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222087 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoDispose disassembler after use in unit test.
Benjamin Kramer [Sat, 15 Nov 2014 10:53:12 +0000 (10:53 +0000)]
Dispose disassembler after use in unit test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222083 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoProvide missing definition of uppercase_CMAKE_BUILD_TYPE in HandleLLVMOptions module
Eric Fiselier [Sat, 15 Nov 2014 07:45:31 +0000 (07:45 +0000)]
Provide missing definition of uppercase_CMAKE_BUILD_TYPE in HandleLLVMOptions module

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222082 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoR600: Permute operands when selecting legacy min/max
Matt Arsenault [Sat, 15 Nov 2014 05:02:57 +0000 (05:02 +0000)]
R600: Permute operands when selecting legacy min/max

This gets the correct NaN behavior based on the compare type
the hardware uses. This now passes the new piglit test I have
for this on SI.

Add stricter tests for the operand order.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222079 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoyaml2obj, COFF: Consider the DOS stub when laying out section headers
David Majnemer [Sat, 15 Nov 2014 02:03:59 +0000 (02:03 +0000)]
yaml2obj, COFF: Consider the DOS stub when laying out section headers

While this program worked correctly with small example programs, larger
ones tickled this bug.  I'm working on a reduction because my program is
quite large.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222078 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoRevert "Don't make assumptions about the name of private global variables."
Reid Kleckner [Sat, 15 Nov 2014 02:03:53 +0000 (02:03 +0000)]
Revert "Don't make assumptions about the name of private global variables."

This reverts commit r222061.

It's causing linker errors.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222077 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoR600: Fix 64-bit integer division
Tom Stellard [Sat, 15 Nov 2014 01:07:57 +0000 (01:07 +0000)]
R600: Fix 64-bit integer division

This fixes a failure in one of the oclconform tests.

Patch by: Jan Vesely

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222073 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoR600: Factor i64 UDIVREM lowering into its own fuction
Tom Stellard [Sat, 15 Nov 2014 01:07:53 +0000 (01:07 +0000)]
R600: Factor i64 UDIVREM lowering into its own fuction

This is so it could potentially be used by SI.  However, the current
implementation does not always produce correct results, so the
IntegerDivisionPass is being used instead.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222072 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoDIBuilder: Use Constant instead of Value
Duncan P. N. Exon Smith [Sat, 15 Nov 2014 00:23:49 +0000 (00:23 +0000)]
DIBuilder: Use Constant instead of Value

Make explicit the requirement that most IR values in `DIBuilder` are
`Constant`.  This requires a follow-up change in clang.

Part of PR21532.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222070 91177308-0d34-0410-b5e6-96231b3b80d8

7 years agoDIBuilder: Change private helper function to static, NFC
Duncan P. N. Exon Smith [Sat, 15 Nov 2014 00:05:04 +0000 (00:05 +0000)]
DIBuilder: Change private helper function to static, NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222068 91177308-0d34-0410-b5e6-96231b3b80d8