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llvm-project/llvm/test/Transforms
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Sanjoy Das 11b279a832 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

llvm-svn: 229731
 		2015-02-18 19:32:25 +00:00
..
ADCE
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AddDiscriminators IR: Move MDLocation into place 2015-01-14 22:27:36 +00:00
AlignmentFromAssumptions [AlignmentFromAssumptions] Don't crash just because the target is 32-bit 2014-09-11 08:40:17 +00:00
ArgumentPromotion FileCheck-ize a test to make it easier to migrate to typeless pointers 2015-02-15 04:14:00 +00:00
AtomicExpand/ARM Use target-dependent emitLeading/TrailingFence instead of the target-independent insertLeading/TrailingFence (in AtomicExpandPass) 2014-09-03 21:01:03 +00:00
BBVectorize This patch teaches IndVarSimplify to add nuw and nsw to certain kinds 2015-01-06 19:02:56 +00:00
BDCE [BDCE] Don't forget uses of root instructions seen before the instruction itself 2015-02-18 03:12:28 +00:00
BranchFolding Delete -std-compile-opts. 2014-10-16 20:00:02 +00:00
CodeExtractor
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CodeGenPrepare [GC] CodeGenPrep transform: simplify offsetable relocate 2015-01-14 23:27:07 +00:00
ConstProp Fix a bug around truncating vector in const prop. 2014-08-21 02:12:35 +00:00
ConstantHoisting [ConstantHoisting][X86] Improve the cost model for small constants with large types (i64 and above). 2014-06-10 00:32:29 +00:00
ConstantMerge Remove the linker_private and linker_private_weak linkages. 2014-03-13 23:18:37 +00:00
CorrelatedValuePropagation LazyValueInfo: Actually re-visit partially solved block-values in solveBlockValue() 2014-11-25 17:23:05 +00:00
DeadArgElim DeadArgElim: aggregate Return assessment properly. 2015-02-11 23:13:11 +00:00
DeadStoreElimination IR: Make metadata typeless in assembly 2014-12-15 19:07:53 +00:00
EarlyCSE EarlyCSE: Add check lines for test added in r228760 2015-02-10 23:11:02 +00:00
FunctionAttrs Normally an 'optnone' function goes through fast-isel, which does not 2014-11-03 18:19:26 +00:00
GCOVProfiling IR: Move MDLocation into place 2015-01-14 22:27:36 +00:00
GVN Allow PRE to insert no-cost phi nodes 2015-02-03 20:37:08 +00:00
GlobalDCE Change the .ll syntax for comdats and add a syntactic sugar. 2015-01-06 22:55:16 +00:00
GlobalOpt IR: Move MDLocation into place 2015-01-14 22:27:36 +00:00
IPConstantProp No need for those tests to go thru llvm-as and/or llvm-dis. 2014-05-27 22:03:28 +00:00
IRCE Teach IRCE to look at branch weights when recognizing range checks 2015-01-27 21:38:12 +00:00
IndVarSimplify Fix PR22222 2015-01-15 01:46:09 +00:00
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 Use "weak alias" instead of "alias weak" 2014-07-30 22:51:54 +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 Use AA in LoadCombine 2014-11-03 23:19:16 +00:00
LoopDeletion
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LoopIdiom IR: Move MDLocation into place 2015-01-14 22:27:36 +00:00
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
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LoopVectorize [LoopAccesses] Modify test to also check symbolic strides with memchecks 2015-02-18 03:43:32 +00:00
LowerAtomic IR: add "cmpxchg weak" variant to support permitted failure. 2014-06-13 14:24:07 +00:00
LowerExpectIntrinsic [PM] Port LowerExpectIntrinsic to the new pass manager. 2015-01-24 11:13:02 +00:00
LowerInvoke Remove LowerInvoke's obsolete "-enable-correct-eh-support" option 2014-03-20 19:54:47 +00:00
LowerSwitch LowerSwitch: replace unreachable default with popular case destination 2015-01-23 20:43:51 +00:00
Mem2Reg IR: Move MDLocation into place 2015-01-14 22:27:36 +00:00
MemCpyOpt ValueTracking: Make isBytewiseValue simpler and more powerful at the same time. 2015-02-07 19:29:02 +00:00
MergeFunc IR: Make metadata typeless in assembly 2014-12-15 19:07:53 +00:00
MetaRenamer Use "weak alias" instead of "alias weak" 2014-07-30 22:51:54 +00:00
ObjCARC IR: Move MDLocation into place 2015-01-14 22:27:36 +00:00
PartiallyInlineLibCalls PartiallyInlineLibCalls: Check sqrt result type before transforming it. 2014-08-01 23:21:21 +00:00
PhaseOrdering
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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
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SCCP SCCP: overdefined calls cannot become constant 2014-11-07 08:54:19 +00:00
SLPVectorizer [slp] Fix a nasty bug in the SLP vectorizer that Joerg pointed out. 2015-02-12 02:30:56 +00:00
SROA [SROA] Apply a somewhat heavy and unpleasant hammer to fix PR22093, an 2015-01-05 04:17:53 +00:00
SampleProfile IR: Move MDLocation into place 2015-01-14 22:27:36 +00:00
ScalarRepl IR: Move MDLocation into place 2015-01-14 22:27:36 +00:00
Scalarizer IR: Move MDLocation into place 2015-01-14 22:27:36 +00:00
SeparateConstOffsetFromGEP/NVPTX [SeparateConstOffsetFromGEP] Fixed a bug related to unsigned modulo 2014-10-25 18:34:03 +00:00
SimplifyCFG [CodeGenPrepare] Removed duplicate logic. SimplifyCFG already knows how to speculate calls to cttz/ctlz. 2015-02-13 14:15:48 +00:00
Sink Sink: Don't sink static allocas from the entry block 2014-03-21 15:51:51 +00:00
StraightLineStrengthReduce Add straight-line strength reduction to LLVM 2015-02-03 19:37:06 +00:00
StripSymbols IR: Move MDLocation into place 2015-01-14 22:27:36 +00:00
StructurizeCFG StructurizeCFG: Use a reverse post-order traversal 2015-02-04 20:49:44 +00:00
TailCallElim Fix tail recursion elimination 2014-11-19 13:32:51 +00:00
TailDup Reduce verbiage of lit.local.cfg files 2014-06-09 22:42:55 +00:00
Util Correctly combine alias.scope metadata by a union instead of intersecting 2015-02-08 17:07:14 +00:00