oota-llvm.git
10 years agollvm-objdump: print contents of MachO __unwind_info sections
Tim Northover [Tue, 12 Aug 2014 11:52:59 +0000 (11:52 +0000)]
llvm-objdump: print contents of MachO __unwind_info sections

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215437 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoHave MachineRegisterInfo take and store the MachineFunction it
Eric Christopher [Tue, 12 Aug 2014 08:00:56 +0000 (08:00 +0000)]
Have MachineRegisterInfo take and store the MachineFunction it
was created for rather than the TargetMachine since we only
needed the TM for the subtarget and we can get that from the
MF.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215432 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[MachineCombiner] Fix for ICE bug 20598
Gerolf Hoflehner [Tue, 12 Aug 2014 07:54:12 +0000 (07:54 +0000)]
[MachineCombiner] Fix for ICE bug 20598

The combiner ignored DBG nodes when checking
the uses of a virtual register.

It combined a sequence like
   %vreg1 = madd %vreg2, %vreg3,...
   DBG_VALUE (%vreg1 ...)
   %vreg4 = add %vreg1,...
to
  %vreg4 = madd %vreg2, %vreg3

leaving behind a dangling DBG_VALUE with
a definition. This triggered an assertion
in the MachineTraceMetrics.cpp module.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215431 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoIR: Print a newline when dumping Types
Justin Bogner [Tue, 12 Aug 2014 03:24:59 +0000 (03:24 +0000)]
IR: Print a newline when dumping Types

Type::dump() doesn't print a newline, which makes for a poor
experience in a debugger. This looks like it was an ommission
considering Value::dump() two lines above, so I've changed Type to add
a newline as well.

Of the two in-tree callers, one added a newline anyway, and I've
updated the other one to use Type::print instead.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215421 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[OCaml] Expose Llvm.get_operand_use.
Peter Zotov [Tue, 12 Aug 2014 02:55:45 +0000 (02:55 +0000)]
[OCaml] Expose Llvm.get_operand_use.

Patch by Gabriel Radanne <drupyog@zoho.com>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215420 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[LLVM-C] Expose User::getOperandUse as LLVMGetOperandUse.
Peter Zotov [Tue, 12 Aug 2014 02:55:40 +0000 (02:55 +0000)]
[LLVM-C] Expose User::getOperandUse as LLVMGetOperandUse.

Patch by Gabriel Radanne <drupyog@zoho.com>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215419 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoDebugLocEntry: Restore the comparison predicate from before the
Adrian Prantl [Tue, 12 Aug 2014 01:07:53 +0000 (01:07 +0000)]
DebugLocEntry: Restore the comparison predicate from before the
refactoring in 215384. This way it can unique multiple entries describing
the same piece even if they don't have the exact same location.
(The same piece may get merged in and be added from OpenRanges).
There ought to be a more elegant solution for this, though.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215418 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agomsan: Handle musttail calls
Reid Kleckner [Tue, 12 Aug 2014 00:12:43 +0000 (00:12 +0000)]
msan: Handle musttail calls

First, avoid calling setTailCall(false) on musttail calls.  The funciton
prototypes should be "congruent", so the shadow layout should be exactly
the same.

Second, avoid inserting instrumentation after a musttail call to
propagate the return value shadow.  We don't need to propagate the
result of a tail call, it should already be in the right place.

Reviewed By: eugenis

Differential Revision: http://reviews.llvm.org/D4331

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215415 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoMove helper for getting a terminating musttail call to BasicBlock
Reid Kleckner [Tue, 12 Aug 2014 00:05:15 +0000 (00:05 +0000)]
Move helper for getting a terminating musttail call to BasicBlock

No functional change.  To be used in future commits that need to look
for such instructions.

Reviewed By: rafael

Differential Revision: http://reviews.llvm.org/D4504

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215413 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRevert "Partially revert r214761 that asserted that all concrete debug info variables...
David Blaikie [Tue, 12 Aug 2014 00:00:31 +0000 (00:00 +0000)]
Revert "Partially revert r214761 that asserted that all concrete debug info variables had DIEs, due to a failure on Darwin."

I believe this was addressed by r215157 and r215227, so let's have
another go at the bots, etc.

This reverts commit r214880.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215412 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[MachineSink] Improve the compile time by preserving the dominance information
Quentin Colombet [Mon, 11 Aug 2014 23:52:01 +0000 (23:52 +0000)]
[MachineSink] Improve the compile time by preserving the dominance information
as long as possible.

** Context **

Each time the dominance information is modified, the dominator tree analysis
switches in a slow query mode. After a few queries without any modification on
the dominator tree, it performs an expensive update of its internal structure to
provide fast queries again.

** Problem **

Prior to this patch, the MachineSink pass was splitting the critical edges on
demand while relying heavy on the dominator tree information. In some cases,
this leads to pathological behavior where:
- We end up in the slow query mode right after splitting an edge.
- We update the dominance information.
- We break the dominance information again, thus ending up in the slow query
  mode and so on.

** Proposed Solution **

To mitigate this effect, this patch postpones all the splitting of the edges at
the end of each iteration of the main loop.
The benefits are:
- The dominance information is valid for the life time of an iteration.
- This simplifies the code as we do not have to special treat instructions that
  are sunk on critical edges. Indeed, the related block will be available
  through the next iteration.

The downside is that when edges splitting is required, this incurs an additional
iteration of the main loop compared to the previous scheme.

** Performance **

Thanks to this patch, the motivating example compiles in 6+ minutes instead of
10+ minutes. No test case added as the motivating example as nothing special but
being huge!

I have measured only noise for both the compile time and the runtime on the llvm
test-suite + SPECs with Os and O3.

Note: The current implementation of MachineBasicBlock::SplitCriticalEdge also
uses the dominance information and therefore, hits this problem. A subsequent
patch will address that.

<rdar://problem/17894619>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215410 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[x86] Fold extract_vector_elt of a load into the Load's address computation.
Michael J. Spencer [Mon, 11 Aug 2014 23:49:33 +0000 (23:49 +0000)]
[x86] Fold extract_vector_elt of a load into the Load's address computation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215409 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAdd a couple of convenience accessors to DebugLocEntry::Value to further
Adrian Prantl [Mon, 11 Aug 2014 23:22:59 +0000 (23:22 +0000)]
Add a couple of convenience accessors to DebugLocEntry::Value to further
simplify common usage patterns.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215407 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoR600/SIInstrInfo.cpp: Suppress an warning. [-Wunused-variable]
NAKAMURA Takumi [Mon, 11 Aug 2014 23:03:38 +0000 (23:03 +0000)]
R600/SIInstrInfo.cpp: Suppress an warning. [-Wunused-variable]

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215406 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[ARM] Mark VMOVDRR with the RegSequence property and implement the related
Quentin Colombet [Mon, 11 Aug 2014 22:56:22 +0000 (22:56 +0000)]
[ARM] Mark VMOVDRR with the RegSequence property and implement the related
target hook.

This patch teaches the compiler that:
dX = VMOVDRR rY, rZ
is the same as:
dX = REG_SEQUENCE rY, ssub_0, rZ, ssub_1

<rdar://problem/12702965>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215404 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoMake these DebugLocEntry::Value comparison operators friend functions
Adrian Prantl [Mon, 11 Aug 2014 22:52:56 +0000 (22:52 +0000)]
Make these DebugLocEntry::Value comparison operators friend functions
as suggested by dblaikie in a comment on r215384.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215403 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAdd missing closing namespace comment.
Jim Grosbach [Mon, 11 Aug 2014 22:42:31 +0000 (22:42 +0000)]
Add missing closing namespace comment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215402 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAArch64: Tidy up a few comments.
Jim Grosbach [Mon, 11 Aug 2014 22:42:28 +0000 (22:42 +0000)]
AArch64: Tidy up a few comments.

Have the comments match the actual parameter names. Found via clang-tidy.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215401 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoInstCombine: Combine (add (and %a, %b) (or %a, %b)) to (add %a, %b)
David Majnemer [Mon, 11 Aug 2014 22:32:02 +0000 (22:32 +0000)]
InstCombine: Combine (add (and %a, %b) (or %a, %b)) to (add %a, %b)

What follows bellow is a correctness proof of the transform using CVC3.

$ < t.cvc
A, B : BITVECTOR(32);

QUERY BVPLUS(32, A & B, A | B) = BVPLUS(32, A, B);

$ cvc3 < t.cvc
Valid.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215400 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoR600/SI: Add a ComplexPattern for selecting MUBUF _OFFSET variant
Tom Stellard [Mon, 11 Aug 2014 22:18:17 +0000 (22:18 +0000)]
R600/SI: Add a ComplexPattern for selecting MUBUF _OFFSET variant

This saves us from having to copy a 64-bit 0 value into VGPRs for
BUFFER_* instruction which only have a 12-bit immediate offset.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215399 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoR600/SI: Add an _OFFEN variant MUBUF_STORE_* and use it for scratch writes
Tom Stellard [Mon, 11 Aug 2014 22:18:14 +0000 (22:18 +0000)]
R600/SI: Add an _OFFEN variant MUBUF_STORE_* and use it for scratch writes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215398 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoR600/SI: Add check for low 32 bits of encoding to mubuf tests
Tom Stellard [Mon, 11 Aug 2014 22:18:11 +0000 (22:18 +0000)]
R600/SI: Add check for low 32 bits of encoding to mubuf tests

There are no variable values like registers encoded in the low 32 bits of MUBUF
instructions, so it is relatively easy to check these bits, and it will
help prevent us from introducing encoding bugs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215397 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoR600/SI: Clear lds bit on MUBUF instructions used for private stores
Tom Stellard [Mon, 11 Aug 2014 22:18:09 +0000 (22:18 +0000)]
R600/SI: Clear lds bit on MUBUF instructions used for private stores

This bit was left uninitialized, which was causing some random failures
of piglit tests.

NOTE: This is a candidate for the 3.5 branch.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215396 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoR600/SI: Fix broken test
Tom Stellard [Mon, 11 Aug 2014 22:18:05 +0000 (22:18 +0000)]
R600/SI: Fix broken test

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215395 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAdd isRegSequence property.
Quentin Colombet [Mon, 11 Aug 2014 22:17:14 +0000 (22:17 +0000)]
Add isRegSequence property.

This patch adds a new property: isRegSequence and the related target hooks:
TargetIntrInfo::getRegSequenceInputs and
TargetInstrInfo::getRegSequenceLikeInputs to specify that a target specific
instruction is a (kind of) REG_SEQUENCE.

<rdar://problem/12702965>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215394 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[AArch64] Fix registerAllocator assigns same register for base and wback in
Quentin Colombet [Mon, 11 Aug 2014 21:39:53 +0000 (21:39 +0000)]
[AArch64] Fix registerAllocator assigns same register for base and wback in
pre/post-index load and store.

Patch by Steven Wu <stevenwu@apple.com>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215390 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoDebug info: Remove an obsolete constructor from DebugLocEntry.
Adrian Prantl [Mon, 11 Aug 2014 21:06:03 +0000 (21:06 +0000)]
Debug info: Remove an obsolete constructor from DebugLocEntry.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215387 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoDebug info: Modify DebugLocEntry::addValue to take multiple values so it
Adrian Prantl [Mon, 11 Aug 2014 21:06:00 +0000 (21:06 +0000)]
Debug info: Modify DebugLocEntry::addValue to take multiple values so it
only has to sort/unique values once per batch.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215386 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoDebug info: Further simplify the implementation of buildLocationList by
Adrian Prantl [Mon, 11 Aug 2014 21:05:57 +0000 (21:05 +0000)]
Debug info: Further simplify the implementation of buildLocationList by
getting rid of the redundant DIVariable in the OpenRanges pair.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215385 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoDebug Info: Move the sorting and uniqueing of pieces from emitLocPieces()
Adrian Prantl [Mon, 11 Aug 2014 21:05:55 +0000 (21:05 +0000)]
Debug Info: Move the sorting and uniqueing of pieces from emitLocPieces()
into buildLocationList(). By keeping the list of Values sorted,
DebugLocEntry::Merge can also merge multi-piece entries.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215384 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoDebug info: Refactor DebugLocEntry's Merge function to make
Adrian Prantl [Mon, 11 Aug 2014 20:59:28 +0000 (20:59 +0000)]
Debug info: Refactor DebugLocEntry's Merge function to make
buildLocationLists easier to read.

The previous implementation conflated the merging of individual pieces
and the merging of entire DebugLocEntries.

By splitting this functionality into two separate functions the intention
of the code should be clearer.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215383 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoARM: try harder to detect non-IT eligible instructions
Saleem Abdulrasool [Mon, 11 Aug 2014 20:13:25 +0000 (20:13 +0000)]
ARM: try harder to detect non-IT eligible instructions

For many Thumb-1 register register instructions, setting the CPSR is not
permitted inside an IT block.  We would not correctly flag those instructions.
The previous change to identify this scenario was insufficient as it did not
actually catch all the instances.  The current list is formed by manual
inspection of the ARMv6M ARM.

The change to the Thumb2 IT block test is due to the fact that the new more
stringent checking of the MIs results in the If Conversion pass being prevented
from executing (since not all the instructions in the BB are predicable).  This
results in code gen changes.

Thanks to Tim Northover for pointing out that the previous patch was
insufficient and hinting that the use of the v6M ARM would be much easier to use
than the v7 or v8!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215382 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoFix using -plugin-opt=apiflie when also using -plugin-opt=emit-llvm.
Rafael Espindola [Mon, 11 Aug 2014 19:06:54 +0000 (19:06 +0000)]
Fix using -plugin-opt=apiflie when also using -plugin-opt=emit-llvm.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215378 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoCorrect a missing RUN line in the ARM codegen test for fneg ops. We should also expli...
Sanjay Patel [Mon, 11 Aug 2014 19:04:28 +0000 (19:04 +0000)]
Correct a missing RUN line in the ARM codegen test for fneg ops. We should also explicitly specify +/-neonfp.

The bug was introduced at r99570 when use of "-arm-use-neon-fp" was removed.

Differential Revision: http://reviews.llvm.org/D4846

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215377 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAdd missing test for r215031
Reid Kleckner [Mon, 11 Aug 2014 18:34:54 +0000 (18:34 +0000)]
Add missing test for r215031

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215374 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoMC: Diagnose an unexpected token in COFF .section instead of asserting
Reid Kleckner [Mon, 11 Aug 2014 18:34:43 +0000 (18:34 +0000)]
MC: Diagnose an unexpected token in COFF .section instead of asserting

This can easily arise when trying to assemble and ELF style .section
directive for a COFF object file.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215373 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoFix typos:
Sylvestre Ledru [Mon, 11 Aug 2014 18:04:46 +0000 (18:04 +0000)]
Fix typos:
* libaries => libraries
* avaiable => available

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215366 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoFix use of uninitialized variable.
Rafael Espindola [Mon, 11 Aug 2014 17:07:34 +0000 (17:07 +0000)]
Fix use of uninitialized variable.

Fixes linking bitcode files that use the new style comdats for constructors
with ones that don't.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215364 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoUse an early return. NFC.
Rafael Espindola [Mon, 11 Aug 2014 16:55:42 +0000 (16:55 +0000)]
Use an early return. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215363 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRevert r215359 - [mips] Implement .ent, .end, .frame, .mask and .fmask assembler...
Daniel Sanders [Mon, 11 Aug 2014 16:10:19 +0000 (16:10 +0000)]
Revert r215359 - [mips] Implement .ent, .end, .frame, .mask and .fmask assembler directives

It seems to cause an lld test (elf/Mips/hilo16-3.test) to fail. Reverted while we investigate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215361 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[mips] Implement .ent, .end, .frame, .mask and .fmask assembler directives
Daniel Sanders [Mon, 11 Aug 2014 15:28:56 +0000 (15:28 +0000)]
[mips] Implement .ent, .end, .frame, .mask and .fmask assembler directives

Patch by Matheus Almeida and Toma Tabacu

Differential Revision: http://reviews.llvm.org/D4179

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215359 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoPeepholeOptimizer: make parameter ref to SmallPtrSetImpl
Hans Wennborg [Mon, 11 Aug 2014 13:52:46 +0000 (13:52 +0000)]
PeepholeOptimizer: make parameter ref to SmallPtrSetImpl

This makes the function type independent of the in-line size
of LocalMIs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215356 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoMake this SmallVector size a power of two as suggested by Chandler
Hans Wennborg [Mon, 11 Aug 2014 13:47:57 +0000 (13:47 +0000)]
Make this SmallVector size a power of two as suggested by Chandler

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215355 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAArch64: add support for dynamic-loader relocations
Tim Northover [Mon, 11 Aug 2014 10:10:27 +0000 (10:10 +0000)]
AArch64: add support for dynamic-loader relocations

LLD needs them, and it's good to be able to print them properly when
our object dumpers encounter them.

Patch by Daniel Stewart.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215352 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAVX-512: added a missing bitcast from v16f32 to v16i32
Elena Demikhovsky [Mon, 11 Aug 2014 09:59:08 +0000 (09:59 +0000)]
AVX-512: added a missing bitcast from v16f32 to v16i32

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215351 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agollvm-readobj: zero out timestamp in COFF auto-generated test files.
Tim Northover [Mon, 11 Aug 2014 09:53:07 +0000 (09:53 +0000)]
llvm-readobj: zero out timestamp in COFF auto-generated test files.

The timestamp meant these files changed with each invocation of
relocs.py, confusing matters when we add relocations and need to
update the tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215350 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agollvm-objdump: fix remaining use of %x format specifier for 64-bit values
Tim Northover [Mon, 11 Aug 2014 09:14:06 +0000 (09:14 +0000)]
llvm-objdump: fix remaining use of %x format specifier for 64-bit values

Third time lucky. This should finally fix the ARM (& MIPS, I think) bots.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215349 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoARM: __gnu_h2f_ieee and __gnu_f2h_ieee always use the soft-float calling convention
Oliver Stannard [Mon, 11 Aug 2014 09:12:32 +0000 (09:12 +0000)]
ARM: __gnu_h2f_ieee and __gnu_f2h_ieee always use the soft-float calling convention

By default, LLVM uses the "C" calling convention for all runtime
library functions. The half-precision FP conversion functions use the
soft-float calling convention, and are needed for some targets which
use the hard-float convention by default, so must have their calling
convention explicitly set.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215348 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoIn Machine CSE pass, the source register of a COPY machine instruction can
Jiangning Liu [Mon, 11 Aug 2014 05:17:19 +0000 (05:17 +0000)]
In Machine CSE pass, the source register of a COPY machine instruction can
be propagated to all its users, and this propagation could increase the
probability of finding common subexpressions. If the COPY has only one user,
the COPY itself can be removed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215344 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoIn LVI(Lazy Value Info), originally value on a BB can only be caculated once,
Jiangning Liu [Mon, 11 Aug 2014 05:02:04 +0000 (05:02 +0000)]
In LVI(Lazy Value Info), originally value on a BB can only be caculated once,
and the lattice will be updated to be a state other than "undefined". This
limiation could miss some opportunities of lowering "overdefined" to be an
even accurate value. So this patch ask the algorithm to try to lower the
lattice value again even if the value has been lowered to be "overdefined".

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215343 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRe-commit "Increase the size of this SmallVector in PeepholeOptimizer." (r215340)
Hans Wennborg [Mon, 11 Aug 2014 02:50:43 +0000 (02:50 +0000)]
Re-commit "Increase the size of this SmallVector in PeepholeOptimizer." (r215340)

This time, also update the function that receives a reference to the SmallPtrSet as
a parameter.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215342 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRevert "Increase the size of this SmallVector in PeepholeOptimizer." (r215340)
Hans Wennborg [Mon, 11 Aug 2014 02:34:52 +0000 (02:34 +0000)]
Revert "Increase the size of this SmallVector in PeepholeOptimizer." (r215340)

That broke the build:

/data/buildslave/clang-amd64-freebsd/src-llvm/lib/CodeGen/PeepholeOptimizer.cpp:729:46: error: non-const lvalue reference to type 'SmallPtrSet<[...], 8>' cannot bind to a value of unrelated type 'SmallPtrSet<[...], 16>'
        Changed |= optimizeExtInstr(MI, MBB, LocalMIs);
                                             ^~~~~~~~
/data/buildslave/clang-amd64-freebsd/src-llvm/lib/CodeGen/PeepholeOptimizer.cpp:265:49: note: passing argument to parameter 'LocalMIs' here
                 SmallPtrSet<MachineInstr*, 8> &LocalMIs) {
                                                ^

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215341 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoIncrease the size of this SmallVector in PeepholeOptimizer.
Hans Wennborg [Mon, 11 Aug 2014 02:21:34 +0000 (02:21 +0000)]
Increase the size of this SmallVector in PeepholeOptimizer.

During a Clang build, the median size of this was 9

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215340 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoSubTargetFeature.cpp: it seems the size of this SmallVector should be 3
Hans Wennborg [Mon, 11 Aug 2014 02:21:32 +0000 (02:21 +0000)]
SubTargetFeature.cpp: it seems the size of this SmallVector should be 3

because some subtarget feature strings have three components.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215339 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoIncrease the size of SpillPlacement::BlockFrequencies.
Hans Wennborg [Mon, 11 Aug 2014 02:21:30 +0000 (02:21 +0000)]
Increase the size of SpillPlacement::BlockFrequencies.

This SmallVector's median size during a Clang build was 7.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215338 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoLegacyPassManagers.h: increase the size of PMDataManager::HigherLevelAnalysis.
Hans Wennborg [Mon, 11 Aug 2014 02:21:25 +0000 (02:21 +0000)]
LegacyPassManagers.h: increase the size of PMDataManager::HigherLevelAnalysis.

In a Clang bootstrap, the median and max size was 9.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215337 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoIncrease the size of these SmallVectors in X86ISelLowering.cpp.
Hans Wennborg [Mon, 11 Aug 2014 02:21:22 +0000 (02:21 +0000)]
Increase the size of these SmallVectors in X86ISelLowering.cpp.

In a Clang bootstrap, their sizes were always 12, 16 and 16, respectively.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215336 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoIncrease the size of this SmallVector in CloneNodeWithValues.
Hans Wennborg [Mon, 11 Aug 2014 02:21:19 +0000 (02:21 +0000)]
Increase the size of this SmallVector in CloneNodeWithValues.

In a Clang bootstrap, the size of this vector was always 6.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215335 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoIncrease the size of DwarfAccelTable::TableHeaderData::Atoms.
Hans Wennborg [Mon, 11 Aug 2014 02:18:15 +0000 (02:18 +0000)]
Increase the size of DwarfAccelTable::TableHeaderData::Atoms.

During a Clang bootstrap, it seems this SmallVector always contains 3 elements.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215334 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoIncrease the size of PMTopLevelManager::ImmutablePasses from 8 to 16.
Hans Wennborg [Mon, 11 Aug 2014 02:17:15 +0000 (02:17 +0000)]
Increase the size of PMTopLevelManager::ImmutablePasses from 8 to 16.

During a bootstrap build of Clang, this SmallVector always held 14 elements.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215333 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAdd support for scalarizing cttz_zero_undef
Petar Jovanovic [Sun, 10 Aug 2014 22:49:54 +0000 (22:49 +0000)]
Add support for scalarizing cttz_zero_undef

Follow up to r214266. Add missing case in ScalarizeVectorResult() for
cttz_zero_undef.

Differential Revision: http://reviews.llvm.org/D4813

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215330 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoARM: correct isPredicable for MULS in ThHUMB mode
Saleem Abdulrasool [Sun, 10 Aug 2014 22:20:37 +0000 (22:20 +0000)]
ARM: correct isPredicable for MULS in ThHUMB mode

The ARM ARM states that CPSR may not be updated by a MUL in thumb mode.  Due to
an ordering of Thumb 2 Size Reduction and If Conversion, we would end up
generating a THUMB MULS inside an IT block.

The If Conversion pass uses the TTI isPredicable method to ensure that it can
transform a Basic Block.  However, because we only check for IT handling on
Thumb2 functions, we may miss some cases.  Even then, it only validates that the
CPSR is not *live* rather than it is not accessed.  This corrects the handling
for that particular case since the same restriction does not hold on the vast
majority of the instructions.

This does prevent the IfConversion optimization from kicking in in certain
cases, but generating correct code is more valuable.  Addresses PR20555.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215328 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago@l and friends adjust their value depending the context used in.
Joerg Sonnenberger [Sun, 10 Aug 2014 12:41:50 +0000 (12:41 +0000)]
@l and friends adjust their value depending the context used in.
For ori, they are unsigned, for addi, signed. Create a new target
expression type to handle this and evaluate Fixups accordingly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215315 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoFix tabs.
Joerg Sonnenberger [Sun, 10 Aug 2014 11:37:07 +0000 (11:37 +0000)]
Fix tabs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215311 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoIf available, pass down the Fixup object to EvaluateAsRelocatable.
Joerg Sonnenberger [Sun, 10 Aug 2014 11:35:12 +0000 (11:35 +0000)]
If available, pass down the Fixup object to EvaluateAsRelocatable.
At least on PowerPC, the interpretation of certain modifiers depends on
the context they appear in.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215310 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoADT: remove MinGW32 and Cygwin OSType enum
Saleem Abdulrasool [Sat, 9 Aug 2014 23:12:20 +0000 (23:12 +0000)]
ADT: remove MinGW32 and Cygwin OSType enum

Remove the MinGW32 and Cygwin types from the OSType enumeration.  These values
are represented via environments of Windows.  It is a source of confusion and
needlessly clutters the code.  The cost of doing this is that we must sink the
check for them into the normalization code path along with the spelling.

Addresses PR20592.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215303 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agofixed typos
Sanjay Patel [Sat, 9 Aug 2014 22:23:02 +0000 (22:23 +0000)]
fixed typos

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215299 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoResolving some type truncation warnings in MSVC (enum to bool in this case). No funct...
Aaron Ballman [Sat, 9 Aug 2014 19:53:34 +0000 (19:53 +0000)]
Resolving some type truncation warnings in MSVC (enum to bool in this case). No functional changes intended.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215293 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoMC: remove duplicated code
Saleem Abdulrasool [Sat, 9 Aug 2014 17:21:36 +0000 (17:21 +0000)]
MC: remove duplicated code

This removes the duplicate definition of GetXDataSection.  This function is
available as a static method and is identical to the previous implementation.
This just cleans up the unnecessary duplication.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215289 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoMC: cleanup includes
Saleem Abdulrasool [Sat, 9 Aug 2014 17:21:33 +0000 (17:21 +0000)]
MC: cleanup includes

Cleanup Win64EH header inclusion.  NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215288 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoCodeGen: switch to a range based for loop
Saleem Abdulrasool [Sat, 9 Aug 2014 17:21:29 +0000 (17:21 +0000)]
CodeGen: switch to a range based for loop

Use a range based for loop instead of manual iteration.  NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215287 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAllow the third argument for the subi family to be an expression.
Joerg Sonnenberger [Sat, 9 Aug 2014 17:10:26 +0000 (17:10 +0000)]
Allow the third argument for the subi family to be an expression.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215286 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoTest commit access
Roman Kashitsyn [Sat, 9 Aug 2014 16:05:23 +0000 (16:05 +0000)]
Test commit access

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215284 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoUpdate disassembler test to check the full dccci/iccci form.
Joerg Sonnenberger [Sat, 9 Aug 2014 14:01:10 +0000 (14:01 +0000)]
Update disassembler test to check the full dccci/iccci form.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215283 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoUse the full form of dccci and iccci from the early PPC 405 documents,
Joerg Sonnenberger [Sat, 9 Aug 2014 13:58:31 +0000 (13:58 +0000)]
Use the full form of dccci and iccci from the early PPC 405 documents,
since the operands are actually used on those cores. Provide aliases for
the only documented case in the newer Power ISA speec.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215282 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoInitialize PPC DataLayout based on the Triple only.
Eric Christopher [Sat, 9 Aug 2014 04:53:17 +0000 (04:53 +0000)]
Initialize PPC DataLayout based on the Triple only.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215281 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRemove extraneous 64-bit argument to the PPC TargetMachine constructor
Eric Christopher [Sat, 9 Aug 2014 04:38:56 +0000 (04:38 +0000)]
Remove extraneous 64-bit argument to the PPC TargetMachine constructor
and update initialization.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215280 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoInitialize X86 DataLayout based on the Triple only.
Eric Christopher [Sat, 9 Aug 2014 04:38:53 +0000 (04:38 +0000)]
Initialize X86 DataLayout based on the Triple only.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215279 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoR600: Disable FP exceptions.
Matt Arsenault [Sat, 9 Aug 2014 03:46:58 +0000 (03:46 +0000)]
R600: Disable FP exceptions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215277 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoMove some X86 subtarget configuration onto the subtarget that's being
Eric Christopher [Sat, 9 Aug 2014 01:07:25 +0000 (01:07 +0000)]
Move some X86 subtarget configuration onto the subtarget that's being
created.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215271 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoR600/SI: Custom lower CONCAT_VECTORS
Tom Stellard [Sat, 9 Aug 2014 01:06:56 +0000 (01:06 +0000)]
R600/SI: Custom lower CONCAT_VECTORS

This will lower them using register copies rather than loads and stores
to the stack.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215270 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoR600/SI: Update concat_vectors.ll to check for scratch usage
Tom Stellard [Sat, 9 Aug 2014 01:06:53 +0000 (01:06 +0000)]
R600/SI: Update concat_vectors.ll to check for scratch usage

These tests were using SI-NOT: MOVREL to make sure concat vectors
weren't being lowered to stack loads and stores, but we are using
scratch buffers for the stack now instead of registers, so we need
to add an additional SI-NOT check for scratch buffers.

With this change I was able to uncover one broken test which will
be fixed in a future commit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215269 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoFix expected windows result.
Rafael Espindola [Sat, 9 Aug 2014 00:37:05 +0000 (00:37 +0000)]
Fix expected windows result.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215267 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoFix typo.
Eric Christopher [Sat, 9 Aug 2014 00:26:27 +0000 (00:26 +0000)]
Fix typo.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215266 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[MCJIT] Simplify immediate decoding code in the RuntimeDyldMachO hierarchy.
Lang Hames [Fri, 8 Aug 2014 23:12:22 +0000 (23:12 +0000)]
[MCJIT] Simplify immediate decoding code in the RuntimeDyldMachO hierarchy.

Cleanup only: no functional change.

This patch makes RuntimeDyldMachO targets directly responsible for decoding
immediates, rather than letting them implement catch a callback from generic
code. Since this is a very target specific operation, it makes sense to let the
target-specific code drive it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215255 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[FastISel][X86] Silence -Wenum-compare warning
Rui Ueyama [Fri, 8 Aug 2014 22:47:49 +0000 (22:47 +0000)]
[FastISel][X86] Silence -Wenum-compare warning

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215253 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoFix the windows build.
Rafael Espindola [Fri, 8 Aug 2014 22:09:31 +0000 (22:09 +0000)]
Fix the windows build.

Sorry for the noise.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215249 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoReword comment slightly.
Eric Christopher [Fri, 8 Aug 2014 22:09:00 +0000 (22:09 +0000)]
Reword comment slightly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215248 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRemove dead code. Fixes pr20544.
Rafael Espindola [Fri, 8 Aug 2014 21:35:52 +0000 (21:35 +0000)]
Remove dead code. Fixes pr20544.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215243 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoConvert from Windows to Unix paths in sys::path::native.
Rafael Espindola [Fri, 8 Aug 2014 21:29:34 +0000 (21:29 +0000)]
Convert from Windows to Unix paths in sys::path::native.

Part of pr20544. Test to follow in a second.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215241 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAllow large immediates for branch instructions in 32bit mode.
Joerg Sonnenberger [Fri, 8 Aug 2014 20:57:58 +0000 (20:57 +0000)]
Allow large immediates for branch instructions in 32bit mode.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215240 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoProvide an implementation of getNoopForMachoTarget for PPC, otherwise
Joerg Sonnenberger [Fri, 8 Aug 2014 19:13:23 +0000 (19:13 +0000)]
Provide an implementation of getNoopForMachoTarget for PPC, otherwise
empty functions will assert in the MC object writer.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215238 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[FastISel][X86] Fix INC/DEC optimization (r215230)
Juergen Ributzka [Fri, 8 Aug 2014 18:47:04 +0000 (18:47 +0000)]
[FastISel][X86] Fix INC/DEC optimization (r215230)

I accidentally also used INC/DEC for unsigned arithmetic which doesn't work,
because INC/DEC don't set the required flag which is used for the overflow
check.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215237 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAArch64: avoid deleting the current iterator in a loop.
Tim Northover [Fri, 8 Aug 2014 17:31:52 +0000 (17:31 +0000)]
AArch64: avoid deleting the current iterator in a loop.

std::map invalidates the iterator to any element that gets deleted, which means
we can't increment it correctly afterwards. This was causing Darwin test
failures.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215233 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[FastISel][AArch64] Attach MachineMemOperands to load and store instructions.
Juergen Ributzka [Fri, 8 Aug 2014 17:24:10 +0000 (17:24 +0000)]
[FastISel][AArch64] Attach MachineMemOperands to load and store instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215231 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[FastISel][X86] Use INC/DEC when possible for {sadd|ssub}.with.overflow intrinsics.
Juergen Ributzka [Fri, 8 Aug 2014 17:21:37 +0000 (17:21 +0000)]
[FastISel][X86] Use INC/DEC when possible for {sadd|ssub}.with.overflow intrinsics.

This is a small peephole optimization to emit INC/DEC when possible.

Fixes <rdar://problem/17952308>.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215230 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoDebugInfo: Recommit (reverted in r215217, originally committed in r215157) the assert...
David Blaikie [Fri, 8 Aug 2014 17:12:35 +0000 (17:12 +0000)]
DebugInfo: Recommit (reverted in r215217, originally committed in r215157) the assertion that no argument variable is overwritten by subsequent argument variables.

This turned up a bug in clang where arguments were emitted with
duplicate argument numbers (see r215227).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215228 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAArch64A57FPLoadBalancing.cpp: Define ColorNames in !NDEBUG.
NAKAMURA Takumi [Fri, 8 Aug 2014 17:00:59 +0000 (17:00 +0000)]
AArch64A57FPLoadBalancing.cpp: Define ColorNames in !NDEBUG.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215226 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoDataTypes.h.cmake: Define PRIx32 &c for !HAVE_INTTYPES_H hosts.
NAKAMURA Takumi [Fri, 8 Aug 2014 17:00:47 +0000 (17:00 +0000)]
DataTypes.h.cmake: Define PRIx32 &c for !HAVE_INTTYPES_H hosts.

I supposed PRIx32 might be unused in the tree.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215225 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoDelete dead code. NFC.
Rafael Espindola [Fri, 8 Aug 2014 16:49:35 +0000 (16:49 +0000)]
Delete dead code. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215224 91177308-0d34-0410-b5e6-96231b3b80d8