Sanjoy Das 6da5a456f4 Partial fix for bug 22589 ... Don't spend the entire iteration space in the scalar loop prologue if computing the trip count overflows. This change also gets rid of the backedge check in the prologue loop and the extra check for overflowing trip-count. Differential Revision: http://reviews.llvm.org/D7715 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229731 91177308-0d34-0410-b5e6-96231b3b80d8		2015-02-18 19:32:25 +00:00
..
ADCE
AddDiscriminators
AlignmentFromAssumptions
ArgumentPromotion	FileCheck-ize a test to make it easier to migrate to typeless pointers	2015-02-15 04:14:00 +00:00
AtomicExpand/ARM
BBVectorize
BDCE	[BDCE] Don't forget uses of root instructions seen before the instruction itself	2015-02-18 03:12:28 +00:00
BranchFolding
CodeExtractor
CodeGenPrepare
ConstantHoisting
ConstantMerge
ConstProp
CorrelatedValuePropagation
DeadArgElim	DeadArgElim: aggregate Return assessment properly.	2015-02-11 23:13:11 +00:00
DeadStoreElimination
EarlyCSE	EarlyCSE: Add check lines for test added in r228760	2015-02-10 23:11:02 +00:00
FunctionAttrs
GCOVProfiling
GlobalDCE
GlobalOpt
GVN	Allow PRE to insert no-cost phi nodes	2015-02-03 20:37:08 +00:00
IndVarSimplify
Inline	Fix a crash in the assumption cache when inlining indirect function calls	2015-02-12 21:04:22 +00:00
InstCombine	[InstCombine] Do not insert a GEP instruction before a landingpad instruction.	2015-02-18 03:30:11 +00:00
InstMerge	Minor fix after 229495.	2015-02-18 08:09:28 +00:00
InstSimplify	IR: Properly return nullptr when getAggregateElement is out-of-bounds	2015-02-16 04:02:09 +00:00
Internalize
IPConstantProp
IRCE	Teach IRCE to look at branch weights when recognizing range checks	2015-01-27 21:38:12 +00:00
JumpThreading	Update a test to make it easier to migrate to untyped pointers	2015-02-15 04:13:58 +00:00
LCSSA	Update a test to use FileCheck so it's easier to migrate to future typeless pointer changes	2015-02-15 04:13:57 +00:00
LICM	Teach isDereferenceablePointer() to look through bitcast constant expressions.	2015-02-05 09:15:37 +00:00
LoadCombine
LoopDeletion
LoopIdiom
LoopReroll	[LoopReroll] Relax some assumptions a little.	2015-02-16 17:02:00 +00:00
LoopRotate	LoopRotate: Don't walk the uses of a Constant	2015-01-27 06:21:43 +00:00
LoopSimplify	Teach SplitBlockPredecessors how to handle landingpad blocks.	2015-01-28 23:06:47 +00:00
LoopStrengthReduce	Reverting VLD1/VST1 base-updating/post-incrementing combining	2015-02-04 10:11:59 +00:00
LoopUnroll	Partial fix for bug 22589	2015-02-18 19:32:25 +00:00
LoopUnswitch
LoopVectorize	[LoopAccesses] Modify test to also check symbolic strides with memchecks	2015-02-18 03:43:32 +00:00
LowerAtomic
LowerExpectIntrinsic
LowerInvoke
LowerSwitch
Mem2Reg
MemCpyOpt	ValueTracking: Make isBytewiseValue simpler and more powerful at the same time.	2015-02-07 19:29:02 +00:00
MergeFunc
MetaRenamer
ObjCARC
PartiallyInlineLibCalls
PhaseOrdering
PlaceSafepoints	PlaceSafepoints: modernize gc.result.* -> gc.result	2015-02-09 23:00:40 +00:00
PruneEH	Fix invalid LLVM IR in PruneEH tests	2015-02-11 02:06:47 +00:00
Reassociate	Reassociate: cannot negate a INT_MIN value	2015-02-11 19:54:44 +00:00
Reg2Mem
SampleProfile
Scalarizer
ScalarRepl
SCCP
SeparateConstOffsetFromGEP/NVPTX
SimplifyCFG	[CodeGenPrepare] Removed duplicate logic. SimplifyCFG already knows how to speculate calls to cttz/ctlz.	2015-02-13 14:15:48 +00:00
Sink
SLPVectorizer	[slp] Fix a nasty bug in the SLP vectorizer that Joerg pointed out.	2015-02-12 02:30:56 +00:00
SROA
StraightLineStrengthReduce	Add straight-line strength reduction to LLVM	2015-02-03 19:37:06 +00:00
StripSymbols
StructurizeCFG	StructurizeCFG: Use a reverse post-order traversal	2015-02-04 20:49:44 +00:00
TailCallElim
TailDup
Util	Correctly combine alias.scope metadata by a union instead of intersecting	2015-02-08 17:07:14 +00:00