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llvm-mirror/lib/Transforms/Scalar
Max Kazantsev 1bdc0b6169 [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.cpp [ADCE] Remove redundent code [NFC] 2017-03-16 03:59:23 +00:00
AlignmentFromAssumptions.cpp Sort the remaining #include lines in include/... and lib/.... 2017-06-06 11:49:48 +00:00
BDCE.cpp [PM] Introduce an analysis set used to preserve all analyses over 2017-01-15 06:32:49 +00:00
CMakeLists.txt Remove the LoadCombine pass. It was never enabled and is unsupported. 2017-06-22 22:58:12 +00:00
ConstantHoisting.cpp [ConstantHoisting] Remove dupliate logic in constant hoisting 2017-07-10 20:45:34 +00:00
ConstantProp.cpp Sort the remaining #include lines in include/... and lib/.... 2017-06-06 11:49:48 +00:00
CorrelatedValuePropagation.cpp [CorrelatedValuePropagation] Fix typo in comment sense->since. NFC 2017-06-23 20:28:40 +00:00
DCE.cpp Sort the remaining #include lines in include/... and lib/.... 2017-06-06 11:49:48 +00:00
DeadStoreElimination.cpp Cleanup in preparation for D30703. NFCI 2017-03-29 14:42:27 +00:00
EarlyCSE.cpp [EarlyCSE] Handle calls with no MemorySSA info. 2017-07-14 20:13:21 +00:00
FlattenCFGPass.cpp Sort the remaining #include lines in include/... and lib/.... 2017-06-06 11:49:48 +00:00
Float2Int.cpp [Float2Int] Replace a ConstantRange copy with a move. Remove an extra call to MapVector::find. 2017-05-05 17:09:29 +00:00
GuardWidening.cpp Sort the remaining #include lines in include/... and lib/.... 2017-06-06 11:49:48 +00:00
GVN.cpp Enhance synchscope representation 2017-07-11 22:23:00 +00:00
GVNHoist.cpp Sort the remaining #include lines in include/... and lib/.... 2017-06-06 11:49:48 +00:00
GVNSink.cpp Hide dbgs() stream for when built with -fmodules. 2017-06-14 19:16:22 +00:00
InductiveRangeCheckElimination.cpp [IRCE] Recognize loops with ne/eq latch conditions 2017-07-18 04:53:48 +00:00
IndVarSimplify.cpp [IndVars] Add an option to be able to disable LFTR 2017-06-09 06:11:59 +00:00
InferAddressSpaces.cpp [InferAddressSpaces] Fix assertion about null pointer 2017-07-07 02:40:13 +00:00
IVUsersPrinter.cpp [PM] Separate the LoopAnalysisManager from the LoopPassManager and move 2017-01-11 09:43:56 +00:00
JumpThreading.cpp [JumpThreading] Add a pattern to TryToUnfoldSelectInCurrBB() 2017-07-14 19:16:47 +00:00
LICM.cpp [IR] Prefer use_empty() to !hasNUsesOrMore(1) for clarity. 2017-05-16 22:38:40 +00:00
LLVMBuild.txt
LoopAccessAnalysisPrinter.cpp [PM] Separate the LoopAnalysisManager from the LoopPassManager and move 2017-01-11 09:43:56 +00:00
LoopDataPrefetch.cpp Revert @llvm.assume with operator bundles (r289755-r289757) 2016-12-19 08:22:17 +00:00
LoopDeletion.cpp [LoopDeletion] NFC: Add loop being analyzed debug statement 2017-07-04 17:00:03 +00:00
LoopDistribute.cpp Add a wrapper around copy_if in STLExtras; NFC 2017-02-21 00:38:44 +00:00
LoopIdiomRecognize.cpp [Constants] If we already have a ConstantInt*, prefer to use isZero/isOne/isMinusOne instead of isNullValue/isOneValue/isAllOnesValue inherited from Constant. NFCI 2017-07-06 18:39:47 +00:00
LoopInstSimplify.cpp Kill off the old SimplifyInstruction API by converting remaining users. 2017-04-28 19:55:38 +00:00
LoopInterchange.cpp [LoopInterchange] Add some optimization remarks. 2017-07-15 13:13:19 +00:00
LoopLoadElimination.cpp Add a getPointerOperandType() helper to LoadInst and StoreInst; NFC 2017-04-18 22:00:54 +00:00
LoopPassManager.cpp [PM] Teach LoopUnroll to update the LPM infrastructure as it unrolls 2017-01-25 02:49:01 +00:00
LoopPredication.cpp Sort the remaining #include lines in include/... and lib/.... 2017-06-06 11:49:48 +00:00
LoopRerollPass.cpp Sort the remaining #include lines in include/... and lib/.... 2017-06-06 11:49:48 +00:00
LoopRotation.cpp [LoopRotate] Fix DomTree update logic for unreachable nodes. Fix PR33701. 2017-07-12 18:42:16 +00:00
LoopSimplifyCFG.cpp Rename WeakVH to WeakTrackingVH; NFC 2017-05-01 17:07:49 +00:00
LoopSink.cpp [PM] Port LoopSink to the new pass manager. 2017-01-20 08:42:19 +00:00
LoopStrengthReduce.cpp [Constants] If we already have a ConstantInt*, prefer to use isZero/isOne/isMinusOne instead of isNullValue/isOneValue/isAllOnesValue inherited from Constant. NFCI 2017-07-06 18:39:47 +00:00
LoopUnrollPass.cpp [LoopUnroll] Fix bug in computeUnrollCount causing it to not honor MaxCount 2017-06-28 17:01:15 +00:00
LoopUnswitch.cpp Sort the remaining #include lines in include/... and lib/.... 2017-06-06 11:49:48 +00:00
LoopVersioningLICM.cpp [LoopVersioning] Require loop-simplify form for loop versioning. 2016-12-19 17:13:37 +00:00
LowerAtomic.cpp
LowerExpectIntrinsic.cpp Fix builin_expect lowering bug 2017-06-07 18:32:24 +00:00
LowerGuardIntrinsic.cpp Sort the remaining #include lines in include/... and lib/.... 2017-06-06 11:49:48 +00:00
MemCpyOptimizer.cpp Sort the remaining #include lines in include/... and lib/.... 2017-06-06 11:49:48 +00:00
MergedLoadStoreMotion.cpp [IR] Make use of Type::isPtrOrPtrVectorTy/isIntOrIntVectorTy/isFPOrFPVectorTy to shorten code. NFC 2017-07-09 07:04:00 +00:00
NaryReassociate.cpp Rename WeakVH to WeakTrackingVH; NFC 2017-05-01 17:07:49 +00:00
NewGVN.cpp [NewGVN] Check for congruency of memory accesses. 2017-07-11 19:49:12 +00:00
PartiallyInlineLibCalls.cpp Rename AttributeSet to AttributeList 2017-03-21 16:57:19 +00:00
PlaceSafepoints.cpp
Reassociate.cpp [Constants] If we already have a ConstantInt*, prefer to use isZero/isOne/isMinusOne instead of isNullValue/isOneValue/isAllOnesValue inherited from Constant. NFCI 2017-07-06 18:39:47 +00:00
Reg2Mem.cpp Sort the remaining #include lines in include/... and lib/.... 2017-06-06 11:49:48 +00:00
RewriteStatepointsForGC.cpp fix trivial typos; NFC 2017-07-02 03:24:54 +00:00
Scalar.cpp Remove the LoadCombine pass. It was never enabled and is unsupported. 2017-06-22 22:58:12 +00:00
Scalarizer.cpp Sort the remaining #include lines in include/... and lib/.... 2017-06-06 11:49:48 +00:00
SCCP.cpp [Constants] If we already have a ConstantInt*, prefer to use isZero/isOne/isMinusOne instead of isNullValue/isOneValue/isAllOnesValue inherited from Constant. NFCI 2017-07-06 18:39:47 +00:00
SeparateConstOffsetFromGEP.cpp Sort the remaining #include lines in include/... and lib/.... 2017-06-06 11:49:48 +00:00
SimpleLoopUnswitch.cpp Sort the remaining #include lines in include/... and lib/.... 2017-06-06 11:49:48 +00:00
SimplifyCFGPass.cpp Split the SimplifyCFG pass into two variants. 2017-03-26 06:44:08 +00:00
Sink.cpp [Sink] Fix predicate in legality check 2017-06-09 19:31:10 +00:00
SpeculativeExecution.cpp Revert r301950: SpeculativeExecution: Stop using whitelist for costs 2017-05-10 12:30:07 +00:00
SROA.cpp Enhance synchscope representation 2017-07-11 22:23:00 +00:00
StraightLineStrengthReduce.cpp [IR] De-virtualize ~Value to save a vptr 2017-05-18 17:24:10 +00:00
StructurizeCFG.cpp fix trivial typos; NFC 2017-07-09 05:54:44 +00:00
TailRecursionElimination.cpp [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