oota-llvm.git
9 years ago[DAGCombiner] Added CTLZ vector constant folding support.
Simon Pilgrim [Mon, 8 Jun 2015 16:19:00 +0000 (16:19 +0000)]
[DAGCombiner] Added CTLZ vector constant folding support.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239305 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agofix typos; NFC
Sanjay Patel [Mon, 8 Jun 2015 15:21:38 +0000 (15:21 +0000)]
fix typos; NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239303 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoARM]: Add support for MMFR4_EL1 in assembler
Javed Absar [Mon, 8 Jun 2015 15:01:11 +0000 (15:01 +0000)]
ARM]: Add support for MMFR4_EL1 in assembler

This patch adds support for system register MMFR4_EL1 (memory model feature register) in the assembler.
This register provides information about the implemented memory model and memory management support.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239302 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[Mips64][mcjit] Add R_MIPS_PC32 relocation
Petar Jovanovic [Mon, 8 Jun 2015 14:10:23 +0000 (14:10 +0000)]
[Mips64][mcjit] Add R_MIPS_PC32 relocation

This patch adds R_MIPS_PC32 relocation for Mips64.

Patch by Vladimir Radosavljevic.

Differential Revision: http://reviews.llvm.org/D10235

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239301 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoAVX-512: Implemented 256/128bit VALIGND/Q instructions for SKX and KNL
Igor Breger [Mon, 8 Jun 2015 14:03:17 +0000 (14:03 +0000)]
AVX-512: Implemented 256/128bit VALIGND/Q instructions for SKX and KNL
Implemented DAG lowering for all these forms.
Added tests for DAG lowering and encoding.

Differential Revision: http://reviews.llvm.org/D10310

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239300 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoMinor refactoring of GEP handling in isDereferenceablePointer
Artur Pilipenko [Mon, 8 Jun 2015 11:58:13 +0000 (11:58 +0000)]
Minor refactoring of GEP handling in isDereferenceablePointer

For GEP instructions isDereferenceablePointer checks that all indices are constant and within bounds. Replace this index calculation logic to a call to accumulateConstantOffset. Separated from the http://reviews.llvm.org/D9791

Reviewed By: sanjoy

Differential Revision: http://reviews.llvm.org/D9874

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239299 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[LAA] Fix estimation of number of memchecks
Silviu Baranga [Mon, 8 Jun 2015 10:27:06 +0000 (10:27 +0000)]
[LAA] Fix estimation of number of memchecks

Summary:
We need to add a runtime memcheck for pair of accesses (x,y) where at least one of x and y
are writes.

Assuming we have w writes and r reads, currently this number is  estimated as being
w* (w+r-1). This estimation will count (write,write) pairs twice and will overestimate
the number of checks required.

This change adds a getNumberOfChecks method to RuntimePointerCheck, which
will count the number of runtime checks needed (similar in implementation to
needsAnyChecking) and uses it to produce the correct number of runtime checks.

Test Plan:
llvm test suite
spec2k
spec2k6

Performance results: no changes observed (not surprising since the formula for 1 writer is basically the same, which would covers most cases - at least with the current check limit).

Reviewers: anemet

Reviewed By: anemet

Subscribers: mzolotukhin, llvm-commits

Differential Revision: http://reviews.llvm.org/D10217

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239295 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[DAGCombiner] Added CTTZ vector constant folding support.
Simon Pilgrim [Mon, 8 Jun 2015 09:57:09 +0000 (09:57 +0000)]
[DAGCombiner] Added CTTZ vector constant folding support.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239293 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[LoopVectorize] Teach Loop Vectorizor about interleaved memory accesses.
Hao Liu [Mon, 8 Jun 2015 06:39:56 +0000 (06:39 +0000)]
[LoopVectorize] Teach Loop Vectorizor about interleaved memory accesses.
Interleaved memory accesses are grouped and vectorized into vector load/store and shufflevector.
E.g. for (i = 0; i < N; i+=2) {
       a = A[i];         // load of even element
       b = A[i+1];       // load of odd element
       ...               // operations on a, b, c, d
       A[i] = c;         // store of even element
       A[i+1] = d;       // store of odd element
     }

  The loads of even and odd elements are identified as an interleave load group, which will be transfered into vectorized IRs like:
     %wide.vec = load <8 x i32>, <8 x i32>* %ptr
     %vec.even = shufflevector <8 x i32> %wide.vec, <8 x i32> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
     %vec.odd = shufflevector <8 x i32> %wide.vec, <8 x i32> undef, <4 x i32> <i32 1, i32 3, i32 5, i32 7>

  The stores of even and odd elements are identified as an interleave store group, which will be transfered into vectorized IRs like:
     %interleaved.vec = shufflevector <4 x i32> %vec.even, %vec.odd, <8 x i32> <i32 0, i32 4, i32 1, i32 5, i32 2, i32 6, i32 3, i32 7>
     store <8 x i32> %interleaved.vec, <8 x i32>* %ptr

This optimization is currently disabled by defaut. To try it by adding '-enable-interleaved-mem-accesses=true'.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239291 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[llvm-readobj] Use the new symbol API.
Davide Italiano [Mon, 8 Jun 2015 04:55:29 +0000 (04:55 +0000)]
[llvm-readobj] Use the new symbol API.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239286 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[LoopAccessAnalysis] Teach LAA to check the memory dependence between strided accesses.
Hao Liu [Mon, 8 Jun 2015 04:48:37 +0000 (04:48 +0000)]
[LoopAccessAnalysis] Teach LAA to check the memory dependence between strided accesses.

Differential Revision: http://reviews.llvm.org/D9368

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239285 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoDo not build LLD from tools/Makefile, as LLD no longer has a Makefile build.
Peter Collingbourne [Mon, 8 Jun 2015 04:04:13 +0000 (04:04 +0000)]
Do not build LLD from tools/Makefile, as LLD no longer has a Makefile build.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239283 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoRemove SCEVCache and FindConstantPointers from complete loop unrolling heuristic.
Michael Zolotukhin [Mon, 8 Jun 2015 03:28:06 +0000 (03:28 +0000)]
Remove SCEVCache and FindConstantPointers from complete loop unrolling heuristic.

Summary:
Using some SCEV functionality helped to entirely remove SCEVCache class and FindConstantPointers SCEV visitor.
Also, this makes the code more universal - I'll take advandate of it in next patches where I start handling additional types of instructions.

Test Plan: Tests would be submitted in subsequent patches.

Reviewers: atrick, chandlerc

Reviewed By: atrick, chandlerc

Subscribers: atrick, llvm-commits

Differential Revision: http://reviews.llvm.org/D10205

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239282 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoFix Windows build.
Peter Collingbourne [Mon, 8 Jun 2015 02:43:32 +0000 (02:43 +0000)]
Fix Windows build.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239279 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agollvm-ar: Move archive writer to Object.
Peter Collingbourne [Mon, 8 Jun 2015 02:32:01 +0000 (02:32 +0000)]
llvm-ar: Move archive writer to Object.

No functional change intended, other than some minor changes to certain
diagnostics.

Differential Revision: http://reviews.llvm.org/D10296

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239278 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[TableGen] Remove unnecessary default constructed SMLoc that just existed to return...
Craig Topper [Mon, 8 Jun 2015 01:35:45 +0000 (01:35 +0000)]
[TableGen] Remove unnecessary default constructed SMLoc that just existed to return. Instead just call the default constructor in the return.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239277 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[TableGen] Use range-based for loop. NFC
Craig Topper [Mon, 8 Jun 2015 01:35:43 +0000 (01:35 +0000)]
[TableGen] Use range-based for loop. NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239276 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[TableGen] Remove unnecessary extern declaration that's already in an included header...
Craig Topper [Mon, 8 Jun 2015 01:35:42 +0000 (01:35 +0000)]
[TableGen] Remove unnecessary extern declaration that's already in an included header file.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239275 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[TableGen] Use the SMLoc header file instead of SourceMgr header file in a couple...
Craig Topper [Mon, 8 Jun 2015 01:35:40 +0000 (01:35 +0000)]
[TableGen] Use the SMLoc header file instead of SourceMgr header file in a couple places. NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239274 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[objdump] Moving PrintImmHex out of MachODump and in to llvm-objdump and setting...
Colin LeMahieu [Sun, 7 Jun 2015 21:07:17 +0000 (21:07 +0000)]
[objdump] Moving PrintImmHex out of MachODump and in to llvm-objdump and setting instprinter appropriately.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239265 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[X86] Added tzcnt vector tests.
Simon Pilgrim [Sun, 7 Jun 2015 21:01:34 +0000 (21:01 +0000)]
[X86] Added tzcnt vector tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239264 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[MC] Function naming NFC.
Colin LeMahieu [Sun, 7 Jun 2015 20:29:37 +0000 (20:29 +0000)]
[MC] Function naming NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239263 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoSeparateConstOffsetFromGEP: Pass address space to isLegalAddressingMode
Matt Arsenault [Sun, 7 Jun 2015 20:17:44 +0000 (20:17 +0000)]
SeparateConstOffsetFromGEP: Pass address space to isLegalAddressingMode

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239262 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoMake NaryReassociate pass the address space to isLegalAddressingMode
Matt Arsenault [Sun, 7 Jun 2015 20:17:42 +0000 (20:17 +0000)]
Make NaryReassociate pass the address space to isLegalAddressingMode

No test since the kinds of transforms this prevents seem to not really
be relevant for SI's different addressing modes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239261 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoAdd isLegalAddressingMode address space argument to TTI
Matt Arsenault [Sun, 7 Jun 2015 20:12:03 +0000 (20:12 +0000)]
Add isLegalAddressingMode address space argument to TTI

Update to match the TLI version, and remove the TLI version's
default argument.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239260 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[cmake] [OCaml] Make ocamldoc targets depend on output files
Peter Zotov [Sun, 7 Jun 2015 19:22:22 +0000 (19:22 +0000)]
[cmake] [OCaml] Make ocamldoc targets depend on output files

OCaml doc builds fail without .cmi files, and .cmi files are collected
in ocaml_outputs. Therefore, make doc targets depend on ocaml_outputs as
well.

Fixes: https://llvm.org/bugs/show_bug.cgi?id=23777
Patch by Michał Górny <mgorny@gentoo.org>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239259 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[X86] Added BitScanForward/BitScanReverse memory folding + tests
Simon Pilgrim [Sun, 7 Jun 2015 18:34:25 +0000 (18:34 +0000)]
[X86] Added BitScanForward/BitScanReverse memory folding + tests

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239257 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoRemove global std::string. NFC.
Benjamin Kramer [Sun, 7 Jun 2015 16:36:28 +0000 (16:36 +0000)]
Remove global std::string. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239254 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoFixed line endings
Simon Pilgrim [Sun, 7 Jun 2015 16:09:48 +0000 (16:09 +0000)]
Fixed line endings

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239253 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[DAGCombiner] Added CTPOP vector constant folding support.
Simon Pilgrim [Sun, 7 Jun 2015 15:37:14 +0000 (15:37 +0000)]
[DAGCombiner] Added CTPOP vector constant folding support.

Added tests to the existing SSE/AVX test files.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239252 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[AsmWriter] Rewrite module asm printing using StringRef::split.
Benjamin Kramer [Sun, 7 Jun 2015 13:59:33 +0000 (13:59 +0000)]
[AsmWriter] Rewrite module asm printing using StringRef::split.

No change in output intended.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239251 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoFix doxygen comments. NFC
Filipe Cabecinhas [Sun, 7 Jun 2015 06:40:24 +0000 (06:40 +0000)]
Fix doxygen comments. NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239250 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[TableGen] Remove unnecessary include. NFC.
Craig Topper [Sun, 7 Jun 2015 06:01:22 +0000 (06:01 +0000)]
[TableGen] Remove unnecessary include. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239249 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[TableGen] Remove unnecessary forward declaration. NFC
Craig Topper [Sun, 7 Jun 2015 06:01:19 +0000 (06:01 +0000)]
[TableGen] Remove unnecessary forward declaration. NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239248 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[TableGen] Write one of the Record constructors in terms of the other constructor...
Craig Topper [Sun, 7 Jun 2015 06:01:17 +0000 (06:01 +0000)]
[TableGen] Write one of the Record constructors in terms of the other constructor to reduce code duplication. NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239247 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[TableGen] Remove unused function. NFC
Craig Topper [Sun, 7 Jun 2015 06:01:15 +0000 (06:01 +0000)]
[TableGen] Remove unused function. NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239246 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[TableGen] Use 'isa' to check if something is an UnsetInit rather than getting the...
Craig Topper [Sun, 7 Jun 2015 06:01:13 +0000 (06:01 +0000)]
[TableGen] Use 'isa' to check if something is an UnsetInit rather than getting the UnsetInit singleton and comparing pointers. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239245 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[Object/ELF] Don't confuse isDefined() and isCommon.
Davide Italiano [Sun, 7 Jun 2015 02:45:19 +0000 (02:45 +0000)]
[Object/ELF] Don't confuse isDefined() and isCommon.

Reported by Rafael Espindola. Pointy-hat to me.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239241 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoTeaching llvm-mc how to understand the defsym command line option. This allows integ...
Colin LeMahieu [Sun, 7 Jun 2015 01:46:24 +0000 (01:46 +0000)]
Teaching llvm-mc how to understand the defsym command line option.  This allows integer-constant symbols to be defined on the command line and used during assembly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239240 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[Object/ELF] Provide helpers for symbol types.
Davide Italiano [Sat, 6 Jun 2015 22:54:09 +0000 (22:54 +0000)]
[Object/ELF] Provide helpers for symbol types.

These were, originally, in a different form in lld.
They can be reused for other tools, e.g. llvm-readobj.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239231 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[InstCombine, InstSimplify] Move xforms from Combine to Simplify
David Majnemer [Sat, 6 Jun 2015 22:40:21 +0000 (22:40 +0000)]
[InstCombine, InstSimplify] Move xforms from Combine to Simplify

There were several SelectInst combines that always returned an existing
instruction instead of modifying an old one or creating a new one.
These are prime candidates for moving to InstSimplify.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239229 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoUse early return idiom. NFC
Filipe Cabecinhas [Sat, 6 Jun 2015 20:44:53 +0000 (20:44 +0000)]
Use early return idiom. NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239228 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[MC] Common symbols weren't being checked for redeclaration which allowed an assembly...
Colin LeMahieu [Sat, 6 Jun 2015 20:12:40 +0000 (20:12 +0000)]
[MC] Common symbols weren't being checked for redeclaration which allowed an assembly file to generate an assertion in setCommon(): !isCommon().  This change allows redeclaration as long as the size and alignment match exactly, otherwise report a fatal error.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239227 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[LoopUnroll] Fix truncation bug in canUnrollCompletely.
Sanjoy Das [Sat, 6 Jun 2015 05:24:10 +0000 (05:24 +0000)]
[LoopUnroll] Fix truncation bug in canUnrollCompletely.

Summary:
canUnrollCompletely takes `unsigned` values for `UnrolledCost` and
`RolledDynamicCost` but is passed in `uint64_t`s that are silently
truncated.  Because of this, when `UnrolledSize` is a large integer
that has a small remainder with UINT32_MAX, LLVM tries to completely
unroll loops with high trip counts.

Reviewers: mzolotukhin, chandlerc

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D10293

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239218 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[CVP] Don't assume Constants of type i1 can be known to be true or false
David Majnemer [Sat, 6 Jun 2015 04:56:51 +0000 (04:56 +0000)]
[CVP] Don't assume Constants of type i1 can be known to be true or false

CVP wants to analyze the condition operand of a select along an edge.
It succeeds in getting back a Constant but not a ConstantInt.  Instead,
it gets a ConstantExpr.  It then assumes that the Constant must be equal
to false because it isn't equal to true.

Instead, perform an additional comparison.

This fixes PR23752.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239217 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[InstCombine] Don't miscompile select to poison
David Majnemer [Sat, 6 Jun 2015 02:30:43 +0000 (02:30 +0000)]
[InstCombine] Don't miscompile select to poison

If we have (select a, b, c), it is sometimes valid to simplify this to a
single select operand.  However, doing so is only valid if the
computation doesn't inject poison into the computation.

It might be helpful to consider the following example:
  (select (icmp ne %i, INT_MAX), (add nsw %i, 1), INT_MIN)

The select is equivalent to (add %i, 1) but not (add nsw %i, 1).

Self hosting on x86_64 revealed that this occurs very, very rarely so
bailing out is hopefully pretty reasonable.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239215 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoHandle 16 bit PC relative relocations.
Rafael Espindola [Sat, 6 Jun 2015 02:29:56 +0000 (02:29 +0000)]
Handle 16 bit PC relative relocations.

Fixes pr23771.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239214 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoTargetParser: Fix comments in enum(s) introduced in r239150. [-Wdocumentation]
NAKAMURA Takumi [Sat, 6 Jun 2015 01:41:35 +0000 (01:41 +0000)]
TargetParser: Fix comments in enum(s) introduced in r239150. [-Wdocumentation]

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239211 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[TableGen] Change OpInit::getNumOperands and getOperand to use unsigned integers...
Craig Topper [Sat, 6 Jun 2015 01:34:04 +0000 (01:34 +0000)]
[TableGen] Change OpInit::getNumOperands and getOperand to use unsigned integers. NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239210 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[TableGen] Remove trailing whitespace, add space between 'if' and paren, other format...
Craig Topper [Sat, 6 Jun 2015 01:34:01 +0000 (01:34 +0000)]
[TableGen] Remove trailing whitespace, add space between 'if' and paren, other formatting fixes. NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239209 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[TableGen] Remove unnecessary temporary. NFC
Craig Topper [Sat, 6 Jun 2015 01:34:00 +0000 (01:34 +0000)]
[TableGen] Remove unnecessary temporary. NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239208 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[TableGen] Fold variable declaration/initialization into if condition for a couple...
Craig Topper [Sat, 6 Jun 2015 01:33:58 +0000 (01:33 +0000)]
[TableGen] Fold variable declaration/initialization into if condition for a couple short lived variables. NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239207 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[TableGen] Remove unnecessary outer 'if' and merge it's conditions into the inner...
Craig Topper [Sat, 6 Jun 2015 01:33:55 +0000 (01:33 +0000)]
[TableGen] Remove unnecessary outer 'if' and merge it's conditions into the inner 'if's. NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239206 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[TableGen] Fold variable declarations with their assignments. NFC
Craig Topper [Sat, 6 Jun 2015 00:44:45 +0000 (00:44 +0000)]
[TableGen] Fold variable declarations with their assignments. NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239205 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[TableGen] Correct the documentation for 'foreach' in the Language Intro.
Craig Topper [Sat, 6 Jun 2015 00:44:42 +0000 (00:44 +0000)]
[TableGen] Correct the documentation for 'foreach' in the Language Intro.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239204 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[dsymutil] Fix misspelled CHECK line.
Frederic Riss [Fri, 5 Jun 2015 23:46:18 +0000 (23:46 +0000)]
[dsymutil] Fix misspelled CHECK line.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239200 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[dsymutil] Add support for linking the debug_frame section.
Frederic Riss [Fri, 5 Jun 2015 23:06:11 +0000 (23:06 +0000)]
[dsymutil] Add support for linking the debug_frame section.

Linking the debug frame section is actually very easy as we just have to
patch the start address in the FDE header and then copy the rest of the
FDE without even looking at it. The only small complexity comes from the
handling of the CIEs that we should unique across object file. This is
also really easy by using a StringMap keyed on the raw contents of the
CIE.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239198 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoMove the code in TargetPassConfig::addPass that inserts machine printer pass to
Akira Hatanaka [Fri, 5 Jun 2015 21:58:14 +0000 (21:58 +0000)]
Move the code in TargetPassConfig::addPass that inserts machine printer pass to
the overloaded version of addPass which takes Pass*.

This change enables inserting the machine printer pass when the overloaded
version of addPass that takes Pass* is called to add a pass, instead of the
one which takes AnalysisID. I need this to prevent make-check tests from
failing when I commit another patch later.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239192 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[dsymutil] Rename a variable to appease some bots.
Frederic Riss [Fri, 5 Jun 2015 21:21:57 +0000 (21:21 +0000)]
[dsymutil] Rename a variable to appease some bots.

Anyway having the type and the name of the member being the same
thing wasn't the wisest of the choices.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239190 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[dsymutil] Have the YAML deserialization rewrite the object address of symbols.
Frederic Riss [Fri, 5 Jun 2015 21:12:07 +0000 (21:12 +0000)]
[dsymutil] Have the YAML deserialization rewrite the object address of symbols.

The main use of the YAML debug map format is for testing inside LLVM. If we have IR
files in the tests used to generate object files, then we obviously don't know the
addresses of the symbols inside the object files beforehand.

This change lets the YAML import lookup the addresses in the object files and rewrite
them. This will allow to have test that really don't need any binary input.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239189 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[dsymutil] Apply clang-format. NFC
Frederic Riss [Fri, 5 Jun 2015 20:27:07 +0000 (20:27 +0000)]
[dsymutil] Apply clang-format. NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239186 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[dsymutil] Out-line the YAML serialization code. NFC
Frederic Riss [Fri, 5 Jun 2015 20:27:04 +0000 (20:27 +0000)]
[dsymutil] Out-line the YAML serialization code. NFC

It will get a bit bigger in an upcoming commit. No need to have all
of that in the header.

Also move parseYAMLDebugMap() to the same place as the serialization
code. This way it will be able to share a private Context object with
it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239185 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoRevert "[InstCombine] Rephrase fix to SimplifyWithOpReplaced"
Renato Golin [Fri, 5 Jun 2015 18:24:12 +0000 (18:24 +0000)]
Revert "[InstCombine] Rephrase fix to SimplifyWithOpReplaced"

This reverts commit r239141. This commit was an attempt to reintroduce
a previous patch that broke many self-hosting bots with clang timeouts,
but it still has slowdown issues, at least  on ARM, increasing the
compilation time (stage 2, clang's) by 5x.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239175 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoRefactor padding writing into a helper function.
Rafael Espindola [Fri, 5 Jun 2015 18:21:00 +0000 (18:21 +0000)]
Refactor padding writing into a helper function.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239174 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[InstCombine][NFC] Add a ``break;`` statement.
Sanjoy Das [Fri, 5 Jun 2015 18:04:46 +0000 (18:04 +0000)]
[InstCombine][NFC] Add a ``break;`` statement.

This change is NFC because both the ``break;`` and the fall through end
up returning immediately. However, this helps clarify intent and also
ensures correctness in case more ``case`` blocks are added later.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239172 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[InstCombine] Fix PR23751.
Sanjoy Das [Fri, 5 Jun 2015 18:04:42 +0000 (18:04 +0000)]
[InstCombine] Fix PR23751.

PR23751 was caused by a missing ``break;`` in r234388.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239171 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoRevert r238473, "Thumb2: Modify codegen for memcpy intrinsic to prefer LDM/STM."
Peter Collingbourne [Fri, 5 Jun 2015 18:01:28 +0000 (18:01 +0000)]
Revert r238473, "Thumb2: Modify codegen for memcpy intrinsic to prefer LDM/STM."
as it caused miscompilations and assertion failures (PR23768,
http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20150601/280380.html).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239169 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoSave a map lookup. NFC.
Rafael Espindola [Fri, 5 Jun 2015 17:54:25 +0000 (17:54 +0000)]
Save a map lookup. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239168 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoDAGCombiner: don't duplicate (fmul x, c) in visitFNEG if fneg is free
Fiona Glaser [Fri, 5 Jun 2015 17:52:34 +0000 (17:52 +0000)]
DAGCombiner: don't duplicate (fmul x, c) in visitFNEG if fneg is free

For targets with a free fneg, this fold is always a net loss if it
ends up duplicating the multiply, so definitely avoid it.

This might be true for some targets without a free fneg too, but
I'll leave that for future investigation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239167 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoRangify more for loops in LegacyPassManager.cpp.
Yaron Keren [Fri, 5 Jun 2015 17:48:47 +0000 (17:48 +0000)]
Rangify more for loops in LegacyPassManager.cpp.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239166 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoRemove stray semi-colon, NFC
Duncan P. N. Exon Smith [Fri, 5 Jun 2015 17:22:00 +0000 (17:22 +0000)]
Remove stray semi-colon, NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239165 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[Unroll] Rework the naming and structure of the new unroll heuristics.
Chandler Carruth [Fri, 5 Jun 2015 17:01:43 +0000 (17:01 +0000)]
[Unroll] Rework the naming and structure of the new unroll heuristics.

The new naming is (to me) much easier to understand. Here is a summary
of the new state of the world:

- '*Threshold' is the threshold for full unrolling. It is measured
  against the estimated unrolled cost as computed by getUserCost in TTI
  (or CodeMetrics, etc). We will exceed this threshold when unrolling
  loops where unrolling exposes a significant degree of simplification
  of the logic within the loop.
- '*PercentDynamicCostSavedThreshold' is the percentage of the loop's
  estimated dynamic execution cost which needs to be saved by unrolling
  to apply a discount to the estimated unrolled cost.
- '*DynamicCostSavingsDiscount' is the discount applied to the estimated
  unrolling cost when the dynamic savings are expected to be high.

When actually analyzing the loop, we now produce both an estimated
unrolled cost, and an estimated rolled cost. The rolled cost is notably
a dynamic estimate based on our analysis of the expected execution of
each iteration.

While we're still working to build up the infrastructure for making
these estimates, to me it is much more clear *how* to make them better
when they have reasonably descriptive names. For example, we may want to
apply estimated (from heuristics or profiles) dynamic execution weights
to the *dynamic* cost estimates. If we start doing that, we would also
need to track the static unrolled cost and the dynamic unrolled cost, as
only the latter could reasonably be weighted by profile information.

This patch is sadly not without functionality change for the new unroll
analysis logic. Buried in the heuristic management were several things
that surprised me. For example, we never subtracted the optimized
instruction count off when comparing against the unroll heursistics!
I don't know if this just got lost somewhere along the way or what, but
with the new accounting of things, this is much easier to keep track of
and we use the post-simplification cost estimate to compare to the
thresholds, and use the dynamic cost reduction ratio to select whether
we can exceed the baseline threshold.

The old values of these flags also don't necessarily make sense. My
impression is that none of these thresholds or discounts have been tuned
yet, and so they're just arbitrary placehold numbers. As such, I've not
bothered to adjust for the fact that this is now a discount and not
a tow-tier threshold model. We need to tune all these values once the
logic is ready to be enabled.

Differential Revision: http://reviews.llvm.org/D9966

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239164 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[dsymutil] Handle the -oso-prepend-path option when the input is a YAML debug map
Frederic Riss [Fri, 5 Jun 2015 16:35:44 +0000 (16:35 +0000)]
[dsymutil] Handle the -oso-prepend-path option when the input is a YAML debug map

All the tests using a YAML debug map will need this.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239163 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[bpf] rename triple names bpf_be -> bpfeb
Alexei Starovoitov [Fri, 5 Jun 2015 16:11:14 +0000 (16:11 +0000)]
[bpf] rename triple names bpf_be -> bpfeb

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239162 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[Hexagon] Reapply r239097 with tests corrected for shuffling and duplexing.
Colin LeMahieu [Fri, 5 Jun 2015 16:00:11 +0000 (16:00 +0000)]
[Hexagon] Reapply r239097 with tests corrected for shuffling and duplexing.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239161 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoRevert "Include BPF target in CMake builds."
Alexei Starovoitov [Fri, 5 Jun 2015 15:32:38 +0000 (15:32 +0000)]
Revert "Include BPF target in CMake builds."

This reverts commit r239035

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239159 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[TargetParser] Properly attach functions of ARMTargetParser to the class
Benjamin Kramer [Fri, 5 Jun 2015 14:33:02 +0000 (14:33 +0000)]
[TargetParser] Properly attach functions of ARMTargetParser to the class

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239158 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[ARM] Make helper function static.
Benjamin Kramer [Fri, 5 Jun 2015 14:32:54 +0000 (14:32 +0000)]
[ARM] Make helper function static.

This one had a declaration but it differed from the definition so the
declaration was actually dead.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239157 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoRangify for loops in LegacyPassManager.cpp.
Yaron Keren [Fri, 5 Jun 2015 14:15:07 +0000 (14:15 +0000)]
Rangify for loops in LegacyPassManager.cpp.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239155 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[ARM] Add support for -sp- FPUs and FPU none to TargetParser
John Brawn [Fri, 5 Jun 2015 13:31:19 +0000 (13:31 +0000)]
[ARM] Add support for -sp- FPUs and FPU none to TargetParser

These are added mainly for the benefit of clang, but this also means that they
are now allowed in .fpu directives and we emit the correct .fpu directive when
single-precision-only is used.

Differential Revision: http://reviews.llvm.org/D10238

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239151 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[ARM] Add knowledge of FPU subtarget features to TargetParser
John Brawn [Fri, 5 Jun 2015 13:29:24 +0000 (13:29 +0000)]
[ARM] Add knowledge of FPU subtarget features to TargetParser

Add getFPUFeatures to TargetParser, which gets the list of subtarget features
that are enabled/disabled for each FPU, and use it when handling the .fpu
directive.

No functional change in this commit, though clang will start behaving
differently once it starts using this.

Differential Revision: http://reviews.llvm.org/D10237

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239150 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[ARMTargetParser] Follow-up for r239099: one case was missed
Artyom Skrobov [Fri, 5 Jun 2015 12:39:28 +0000 (12:39 +0000)]
[ARMTargetParser] Follow-up for r239099: one case was missed

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239147 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[X86][AVX2] Added tests for v32i8 vector shifts
Simon Pilgrim [Fri, 5 Jun 2015 12:35:36 +0000 (12:35 +0000)]
[X86][AVX2] Added tests for v32i8 vector shifts

Currently still scalarized, but D9474 should remedy that.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239146 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoRevert "[mips] [IAS] Restore STI.FeatureBits in .set pop." (r239144).
Toma Tabacu [Fri, 5 Jun 2015 12:19:27 +0000 (12:19 +0000)]
Revert "[mips] [IAS] Restore STI.FeatureBits in .set pop." (r239144).

This is breaking the Windows buildbots.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239145 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[mips] [IAS] Restore STI.FeatureBits in .set pop.
Toma Tabacu [Fri, 5 Jun 2015 11:48:54 +0000 (11:48 +0000)]
[mips] [IAS] Restore STI.FeatureBits in .set pop.

Summary:
Only restoring AvailableFeatures is not enough and will lead to buggy behaviour.
For example, if we have a feature enabled and we ".set pop", the next time we try
to ".set" that feature nothing will happen because the "!(STI.getFeatureBits()[Feature])"
check will be false, because we didn't restore STI.FeatureBits.

In order to fix this, we need to make MipsAssemblerOptions remember the STI.FeatureBits
instead of the AvailableFeatures and then regenerate AvailableFeatures each time we ".set pop".
This is because, AFAIK, there is no way to convert from AvailableFeatures back to STI.FeatureBits,
but the reverse is possible by using ComputeAvailableFeatures(STI.FeatureBits).

I also moved the updating of AssemblerOptions inside the "if" statement in
setFeatureBits() and clearFeatureBits(), as there is no reason to update if
nothing changes.

Reviewers: dsanders, mkuper

Reviewed By: dsanders

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D9156

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239144 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[LoopVectorize] Don't crash on zero-sized types in isInductionPHI
David Majnemer [Fri, 5 Jun 2015 10:52:40 +0000 (10:52 +0000)]
[LoopVectorize] Don't crash on zero-sized types in isInductionPHI

isInductionPHI wants to calculate the stride based on the pointee size.
However, this is not possible when the pointee is zero sized.

This fixes PR23763.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239143 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoSimplify code; NFC.
Andrea Di Biagio [Fri, 5 Jun 2015 10:29:55 +0000 (10:29 +0000)]
Simplify code; NFC.

Also, moved test cases from CodeGen/X86/fold-buildvector-bug.ll into
CodeGen/X86/buildvec-insertvec.ll and regenerated CHECK lines using
update_llc_test_checks.py.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239142 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[InstCombine] Rephrase fix to SimplifyWithOpReplaced
David Majnemer [Fri, 5 Jun 2015 09:57:57 +0000 (09:57 +0000)]
[InstCombine] Rephrase fix to SimplifyWithOpReplaced

I don't have the IR which is causing the build bot breakage but I can
postulate as to why they are timing out:
1. SimplifyWithOpReplaced was stripping flags from the simplified value.
2. visitSelectInstWithICmp was overriding SimplifyWithOpReplaced because
   it's simplification wasn't correct.
3. InstCombine would revisit the add instruction and note that it can
   rederive the flags.
4. By modifying the value, we chose to revisit instructions which reuse
   the value.  One of the instructions is the original select, causing
   LLVM to never reach fixpoint.

Instead, strip the flags only when we are sure we are going to perform
the simplification.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239141 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoRevert "[InstCombine] Don't miscompile safe increment idiom"
Daniel Jasper [Fri, 5 Jun 2015 09:31:20 +0000 (09:31 +0000)]
Revert "[InstCombine] Don't miscompile safe increment idiom"

This is breaking a lot of build bots and is causing very long-running
compiles (infinite loops)?

Likely, we shouldn't return nullptr?

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239139 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[X86][SSE] Added tests for i8/i16 vector shifts
Simon Pilgrim [Fri, 5 Jun 2015 08:24:23 +0000 (08:24 +0000)]
[X86][SSE] Added tests for i8/i16 vector shifts

Currently still scalarized, but D9474 should remedy that.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239136 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoInstrProf: Fix reading of consecutive 32 bit coverage maps
Justin Bogner [Fri, 5 Jun 2015 01:23:42 +0000 (01:23 +0000)]
InstrProf: Fix reading of consecutive 32 bit coverage maps

When we generate coverage data, we explicitly set each coverage map's
alignment to 8 (See InstrProfiling::lowerCoverageData), but when we
read the coverage data, we assume consecutive maps are exactly
adjacent. When we're dealing with 32 bit, maps can end on a 4 byte
boundary, causing us to think the padding is part of the next record.

Fix this by adjusting the buffer to an appropriately aligned address
between records.

This is pretty awkward to test, as it requires a binary with multiple
coverage maps to hit, so we'd need to check in multiple source files
and a binary blob as inputs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239129 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoRevert "[Object, ELF] Fix segmentation fault in ELFFile::getSectionName()."
Alexey Samsonov [Thu, 4 Jun 2015 23:58:31 +0000 (23:58 +0000)]
Revert "[Object, ELF] Fix segmentation fault in ELFFile::getSectionName()."

This reverts commit r239124.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239125 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[Object, ELF] Fix segmentation fault in ELFFile::getSectionName().
Alexey Samsonov [Thu, 4 Jun 2015 23:40:23 +0000 (23:40 +0000)]
[Object, ELF] Fix segmentation fault in ELFFile::getSectionName().

Don't do a null dereference if .shstrtab section is missing.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239124 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoMC: Clean up naming in MCObjectFileInfo.h.
Jim Grosbach [Thu, 4 Jun 2015 23:35:03 +0000 (23:35 +0000)]
MC: Clean up naming in MCObjectFileInfo.h.

Init*() methods to init*().

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239121 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoMC: Tidy up formatting and doc comments. NFC.
Jim Grosbach [Thu, 4 Jun 2015 23:35:00 +0000 (23:35 +0000)]
MC: Tidy up formatting and doc comments. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239120 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoMC: Clean up the naming for MCMachObjectWriter. NFC.
Jim Grosbach [Thu, 4 Jun 2015 23:25:54 +0000 (23:25 +0000)]
MC: Clean up the naming for MCMachObjectWriter. NFC.

s/ExecutePostLayoutBinding/executePostLayoutBinding/
s/ComputeSymbolTable/computeSymbolTable/
s/BindIndirectSymbols/bindIndirectSymbols/
s/RecordTLVPRelocation/recordTLVPRelocation/
s/RecordScatteredRelocation/recordScatteredRelocation/
s/WriteLinkerOptionsLoadCommand/writeLinkerOptionsLoadCommand/
s/WriteLinkeditLoadCommand/writeLinkeditLoadCommand/
s/WriteNlist/writeNlist/
s/WriteDysymtabLoadCommand/writeDysymtabLoadCommand/
s/WriteSymtabLoadCommand/writeSymtabLoadCommand/
s/WriteSection/writeSection/
s/WriteSegmentLoadCommand/writeSegmentLoadCommand/
s/WriteHeader/writeHeader/

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239119 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoMC: Move MachObjectWriter::SectionAddress to private.
Jim Grosbach [Thu, 4 Jun 2015 23:25:19 +0000 (23:25 +0000)]
MC: Move MachObjectWriter::SectionAddress to private.

There's already a get() method everything that needs it is using.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239118 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoMC: Tidy up formatting and doc comments. NFC.
Jim Grosbach [Thu, 4 Jun 2015 23:25:05 +0000 (23:25 +0000)]
MC: Tidy up formatting and doc comments. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239117 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[Object, ELF] Don't assert on invalid magic in createELFObjectFile.
Alexey Samsonov [Thu, 4 Jun 2015 23:14:43 +0000 (23:14 +0000)]
[Object, ELF] Don't assert on invalid magic in createELFObjectFile.

Instead, return a proper error code from factory.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239116 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[InstCombine] Don't miscompile safe increment idiom
David Majnemer [Thu, 4 Jun 2015 23:11:30 +0000 (23:11 +0000)]
[InstCombine] Don't miscompile safe increment idiom

We cleverly handle cases where computation done in one argument of a select
instruction is suitable for the other operand, thus obviating the need
of the select and the comparison.  However, the other operand cannot
have flags.

This fixes PR23757.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239115 91177308-0d34-0410-b5e6-96231b3b80d8