Max Kazantsev 2c627a97fd [IRCE] Recognize loops with ne/eq latch conditions ...

In some particular cases eq/ne conditions can be turned into equivalent
slt/sgt conditions. This patch teaches parseLoopStructure to handle some
of these cases.

Differential Revision: https://reviews.llvm.org/D35010

llvm-svn: 308264

2017-07-18 04:53:48 +00:00

..

ADCE

Fix a test to check assembly output instead of bitcode.

2017-03-31 23:22:19 +00:00

AddDiscriminators

[AddDiscriminators] Assign discriminators to MemIntrinsic calls.

2017-04-11 19:07:30 +00:00

AlignmentFromAssumptions

…

ArgumentPromotion

[ArgumentPromotion] Change use of removed argument in llvm.dbg.value to undef

2017-07-10 06:07:24 +00:00

AtomicExpand

Add address space mangling to lifetime intrinsics

2017-04-10 20:18:21 +00:00

BDCE

[Analysis] Support bitreverse in -demanded-bits pass

2017-04-13 16:44:25 +00:00

BranchFolding

…

CodeExtractor

Clean up a test case

2017-06-27 21:35:49 +00:00

CodeGenPrepare

[CodeGenPrepare] Don't create dead instructions in addrmode sinking

2017-07-12 23:30:02 +00:00

ConstantHoisting

[ConstantHoisting] Remove dupliate logic in constant hoisting

2017-07-10 20:45:34 +00:00

ConstantMerge

…

ConstProp

[X86] Replace 'REQUIRES: x86' in tests with 'REQUIRES: x86-registered-target' which seems to be the correct way to make them run on an x86 build.

2017-06-04 08:21:58 +00:00

Coroutines

[coroutines] PR33271: Remove stray coro.save intrinsics during CoroSplit

2017-06-02 02:18:36 +00:00

CorrelatedValuePropagation

[LVI] Teach LVI to reason about ORs of icmps similar to how it reasons about ANDs of icmps

2017-06-23 01:08:16 +00:00

CountingFunctionInserter

…

CrossDSOCFI

[cfi] CFI-ICall for ThinLTO.

2017-06-16 00:18:29 +00:00

DCE

[InstSimplify] Don't constant fold or DCE calls that are marked nobuiltin

2017-06-09 23:18:11 +00:00

DeadArgElim

Replace hardcoded intrinsic list with speculatable attribute.

2017-05-03 02:26:10 +00:00

DeadStoreElimination

Add address space mangling to lifetime intrinsics

2017-04-10 20:18:21 +00:00

EarlyCSE

[EarlyCSE] Handle calls with no MemorySSA info.

2017-07-14 20:13:21 +00:00

EliminateAvailableExternally

…

Float2Int

…

ForcedFunctionAttrs

…

FunctionAttrs

Support arbitrary address space pointers in masked gather/scatter intrinsics.

2017-05-03 12:28:54 +00:00

FunctionImport

Revert "Restore with fix "[ThinLTO] Ensure we always select the same function copy to import""

2017-07-17 19:25:38 +00:00

GCOVProfiling

…

GlobalDCE

[PM] Teach the PGO instrumentation pasess to run GlobalDCE before

2017-05-25 07:15:09 +00:00

GlobalMerge

Align definition of DW_OP_plus with DWARF spec [3/3]

2017-06-14 13:14:38 +00:00

GlobalOpt

[GlobalOpt] Autogenerate checks for the test in PR33686.

2017-07-13 15:55:34 +00:00

GlobalSplit

…

GuardWidening

…

GVN

Enhance synchscope representation

2017-07-11 22:23:00 +00:00

GVNHoist

Disable GVN Hoist due to still more bugs being found in it. There is

2017-04-27 00:28:03 +00:00

GVNSink

Changed a comparison operator for std::stable_sort to implement strict weak ordering.

2017-06-08 17:27:40 +00:00

IndVarSimplify

Re-enable "[IndVars] Canonicalize comparisons between non-negative values and indvars"

2017-07-08 17:17:30 +00:00

InferAddressSpaces

[InferAddressSpaces] Fix assertion about null pointer

2017-07-07 02:40:13 +00:00

InferFunctionAttrs

Add argmononly attribute to strlen and wcslen, i.e. they only read memory (string) passed to them.

2017-06-18 03:10:26 +00:00

Inline

[TTI] Refine the cost of EXT in getUserCost()

2017-07-15 02:12:16 +00:00

InstCombine

Add element-atomic mem intrinsic canary tests for InstCombine.

2017-07-18 01:06:47 +00:00

InstMerge

…

InstNamer

Add basic test case for -instnamer

2017-05-08 23:18:46 +00:00

InstSimplify

[InstSimplify] Constant fold the new GEP in SimplifyGEPInst.

2017-06-06 10:17:14 +00:00

InterleavedAccess

[ARM] Implement interleaved access bug fix from r306334

2017-07-07 16:15:05 +00:00

Internalize

…

IPConstantProp

…

IRCE

[IRCE] Recognize loops with ne/eq latch conditions

2017-07-18 04:53:48 +00:00

JumpThreading

[JumpThreading] Add a pattern to TryToUnfoldSelectInCurrBB()

2017-07-14 19:16:47 +00:00

LCSSA

…

LICM

[AliasSetTracker] Don't drop AA MD so eagerly

2017-06-29 19:13:11 +00:00

LoadStoreVectorizer

Skip bitcasts while looking for GEP in LoadStoreVectorizer

2017-04-25 18:00:08 +00:00

LoopDataPrefetch

…

LoopDeletion

[LoopDeletion] Update exits correctly when multiple duplicate edges from an exiting block

2017-06-22 20:20:56 +00:00

LoopDistribute

…

LoopIdiom

[Atomics] Rename and change prototype for atomic memcpy intrinsic

2017-06-16 14:43:59 +00:00

LoopInterchange

[LoopInterchange] Add some optimization remarks.

2017-07-15 13:13:19 +00:00

LoopLoadElim

…

LoopPredication

…

LoopReroll

…

LoopRotate

[LoopRotate] Fix DomTree update logic for unreachable nodes. Fix PR33701.

2017-07-12 18:42:16 +00:00

LoopSimplify

[LoopSimplify] Re-instate r306081 with a bug fix w.r.t. indirectbr.

2017-06-25 22:45:31 +00:00

LoopSimplifyCFG

…

LoopStrengthReduce

[LSR] Narrow search space by filtering non-optimal formulae with the same ScaledReg and Scale.

2017-07-06 15:52:14 +00:00

LoopUnroll

[RuntimeUnrolling] Update DomTree correctly when exit blocks have successors

2017-07-13 13:21:23 +00:00

LoopUnswitch

[LoopSimplify] Re-instate r306081 with a bug fix w.r.t. indirectbr.

2017-06-25 22:45:31 +00:00

LoopVectorize

[LV] Don't allow outside uses of IVs if the SCEV is predicated on loop conditions.

2017-07-12 19:53:55 +00:00

LoopVersioning

[LAA] Correctly return a half-open range in expandBounds

2017-04-05 09:24:26 +00:00

LoopVersioningLICM

[LAA] Correctly return a half-open range in expandBounds

2017-04-05 09:24:26 +00:00

LowerAtomic

…

LowerExpectIntrinsic

Fix builin_expect lowering bug

2017-06-07 18:32:24 +00:00

LowerGuardIntrinsic

…

LowerInvoke

…

LowerSwitch

LowerSwitch: Fix producing invalid IR on unreachable code

2017-04-21 23:54:12 +00:00

LowerTypeTests

LowerTypeTests: When importing functions skip definitions where the summary contains a decl.

2017-07-12 00:39:12 +00:00

Mem2Reg

Add test coverage for mem2reg dbg.declare lowering.

2017-04-21 22:13:55 +00:00

MemCpyOpt

Add address space mangling to lifetime intrinsics

2017-04-10 20:18:21 +00:00

MergeFunc

…

MetaRenamer

…

NameAnonGlobals

…

NaryReassociate

…

NewGVN

[NewGVN] Check for congruency of memory accesses.

2017-07-11 19:49:12 +00:00

ObjCARC

Replace hardcoded intrinsic list with speculatable attribute.

2017-05-03 02:26:10 +00:00

PartiallyInlineLibCalls

…

PGOProfile

[PGO] Enhance pgo counter promotion

2017-07-12 23:27:44 +00:00

PhaseOrdering

Make globalaa-retained.ll test catching more cases.

2017-04-18 13:29:26 +00:00

PlaceSafepoints

…

PreISelIntrinsicLowering

…

PruneEH

…

Reassociate

[Reassociate] Make sure EraseInst sets MadeChange

2017-06-27 05:32:13 +00:00

Reg2Mem

…

RewriteStatepointsForGC

[RS4GC] Drop invalid metadata after pointers are relocated

2017-06-12 21:26:53 +00:00

SafeStack

Align definition of DW_OP_plus with DWARF spec [3/3]

2017-06-14 13:14:38 +00:00

SampleProfile

Do not inline recursive direct calls in sample loader pass.

2017-06-21 17:57:43 +00:00

Scalarizer

[Scalarizer] Handle scalar arguments in vector GEP

2017-03-31 06:29:49 +00:00

SCCP

[SCCP] Resolve indirect branch target when possible.

2017-04-10 00:33:25 +00:00

SeparateConstOffsetFromGEP

…

SimpleLoopUnswitch

[PM/Unswitch] Fix a bug in the domtree update logic for the new unswitch

2017-05-25 06:33:36 +00:00

SimplifyCFG

[ValueTracking] Support icmps fed by 'and' and 'or'.

2017-07-06 20:00:25 +00:00

Sink

Enhance synchscope representation

2017-07-11 22:23:00 +00:00

SLPVectorizer

[SLP] A test for limiting vectorization of instructions, NFC.

2017-06-30 14:37:32 +00:00

SpeculativeExecution

Revert r301950: SpeculativeExecution: Stop using whitelist for costs

2017-05-10 12:30:07 +00:00

SROA

[SROA] Fix APInt size when alloca address space is not 0

2017-06-27 18:26:06 +00:00

StraightLineStrengthReduce

…

StripDeadPrototypes

…

StripSymbols

[StripDeadDebug/DIFinder] Track inlined SPs

2017-04-11 13:32:11 +00:00

StructurizeCFG

Revert "StructurizeCFG: Directly invert cmp instructions"

2017-04-24 20:25:01 +00:00

TailCallElim

[TRE] Improve code motion in TRE, use AA to tell whether a load can be moved before a call that writes to memory.

2017-06-19 15:21:18 +00:00

ThinLTOBitcodeWriter

[PM/ThinLTO] Fix PR33536, a bug where the ThinLTO bitcode writer was

2017-07-11 05:39:20 +00:00

Util

PredicateInfo: Don't insert conditional info when a conditional branch jumps to the same target regardless of condition

2017-06-14 21:19:52 +00:00

WholeProgramDevirt

Skip CFI for dead functions.

2017-06-02 18:24:23 +00:00