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llvm-project/llvm/test/Transforms
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Sanjoy Das 4cad61adb3 [SCEV/IndVars] Always compute loop exiting values if the backedge count is 0 
If SCEV can prove that the backedge taken count for a loop is zero, it does not
need to "understand" a recursive PHI to compute its exiting value.

This should fix PR33885.

llvm-svn: 309758
 		2017-08-01 22:37:58 +00:00
..
ADCE Remove the obsolete offset parameter from @llvm.dbg.value 2017-07-28 20:21:02 +00:00
AddDiscriminators [AddDiscriminators] Assign discriminators to MemIntrinsic calls. 2017-04-11 19:07:30 +00:00
AlignmentFromAssumptions
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ArgumentPromotion Remove the obsolete offset parameter from @llvm.dbg.value 2017-07-28 20:21:02 +00:00
AtomicExpand Add address space mangling to lifetime intrinsics 2017-04-10 20:18:21 +00:00
BDCE Remove the obsolete offset parameter from @llvm.dbg.value 2017-07-28 20:21:02 +00:00
BranchFolding
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CodeExtractor Clean up a test case 2017-06-27 21:35:49 +00:00
CodeGenPrepare [CGP] use narrower types in memcmp expansion when possible 2017-08-01 17:24:54 +00:00
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
ConstantHoisting [ConstantHoisting] Remove dupliate logic in constant hoisting 2017-07-10 20:45:34 +00:00
ConstantMerge Don't merge global constants with non-dbg metadata. 2017-03-09 00:03:37 +00:00
Coroutines Remove the obsolete offset parameter from @llvm.dbg.value 2017-07-28 20:21:02 +00:00
CorrelatedValuePropagation Revert r309415: "[LVI] Constant-propagate a zero extension of the switch condition value through case edges" 2017-08-01 05:30:49 +00:00
CountingFunctionInserter
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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 Remove the obsolete offset parameter from @llvm.dbg.value 2017-07-28 20:21:02 +00:00
DeadStoreElimination Remove the obsolete offset parameter from @llvm.dbg.value 2017-07-28 20:21:02 +00:00
EarlyCSE [EarlyCSE] Handle calls with no MemorySSA info. 2017-07-14 20:13:21 +00:00
EliminateAvailableExternally
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Float2Int
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ForcedFunctionAttrs
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FunctionAttrs Support arbitrary address space pointers in masked gather/scatter intrinsics. 2017-05-03 12:28:54 +00:00
FunctionImport ThinLTO: Don't import aliases of any kind (even linkonce_odr) 2017-07-27 15:09:06 +00:00
GCOVProfiling
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GVN [GVN] Recommit the patch "Add phi-translate support in scalarpre" 2017-07-28 15:47:25 +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
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 Remove the obsolete offset parameter from @llvm.dbg.value 2017-07-28 20:21:02 +00:00
GlobalSplit Fix one-after-the-end type metadata handling in globalsplit. 2017-03-07 22:18:48 +00:00
GuardWidening
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IPConstantProp
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IRCE [NFC] Remove obsolete profiling data from eq_ne test 2017-08-01 10:13:29 +00:00
IndVarSimplify [SCEV/IndVars] Always compute loop exiting values if the backedge count is 0 2017-08-01 22:37:58 +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 [Inliner] Do not apply any bonus for cold callsites. 2017-07-28 21:47:36 +00:00
InstCombine [InstCombine] allow mask hoisting transform for vector types 2017-07-31 21:01:53 +00:00
InstMerge
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InstNamer Add basic test case for -instnamer 2017-05-08 23:18:46 +00:00
InstSimplify [ConstantFolder] Don't try to fold gep when the idx is a vector. 2017-07-27 22:20:44 +00:00
InterleavedAccess Expanding the test case for vf8 for stride 4 interleaved. 2017-07-30 11:54:57 +00:00
Internalize
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JumpThreading [JumpThreading] Stop falsely preserving LazyValueInfo. 2017-07-28 03:10:43 +00:00
LCSSA
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LICM Remove the obsolete offset parameter from @llvm.dbg.value 2017-07-28 20:21:02 +00:00
LoadStoreVectorizer Skip bitcasts while looking for GEP in LoadStoreVectorizer 2017-04-25 18:00:08 +00:00
LoopDataPrefetch
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LoopDeletion [LoopDeletion] Update exits correctly when multiple duplicate edges from an exiting block 2017-06-22 20:20:56 +00:00
LoopDistribute
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LoopIdiom Remove the obsolete offset parameter from @llvm.dbg.value 2017-07-28 20:21:02 +00:00
LoopInterchange [LoopInterchange] Do not interchange loops with function calls. 2017-07-31 09:00:52 +00:00
LoopLoadElim
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LoopPredication Loop predication expand both sides of the widened condition 2017-02-27 15:44:49 +00:00
LoopReroll Remove the obsolete offset parameter from @llvm.dbg.value 2017-07-28 20:21:02 +00:00
LoopRotate Remove the obsolete offset parameter from @llvm.dbg.value 2017-07-28 20:21:02 +00:00
LoopSimplify Remove the obsolete offset parameter from @llvm.dbg.value 2017-07-28 20:21:02 +00:00
LoopSimplifyCFG
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LoopStrengthReduce Remove the obsolete offset parameter from @llvm.dbg.value 2017-07-28 20:21:02 +00:00
LoopUnroll [ARM] Enable partial and runtime unrolling 2017-07-25 08:51:30 +00:00
LoopUnswitch Add "REQUIRES: asserts" for test unswitch-equality-undef.ll. 2017-07-26 01:34:46 +00:00
LoopVectorize [LV] Avoid redundant operations manipulating masks 2017-07-31 13:21:42 +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
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LowerExpectIntrinsic Fix builin_expect lowering bug 2017-06-07 18:32:24 +00:00
LowerGuardIntrinsic
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LowerInvoke
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LowerSwitch LowerSwitch: Fix producing invalid IR on unreachable code 2017-04-21 23:54:12 +00:00
LowerTypeTests Update phi nodes in LowerTypeTests control flow simplification 2017-07-31 20:43:07 +00:00
Mem2Reg Remove the obsolete offset parameter from @llvm.dbg.value 2017-07-28 20:21:02 +00:00
MemCpyOpt Add address space mangling to lifetime intrinsics 2017-04-10 20:18:21 +00:00
MergeFunc Remove the obsolete offset parameter from @llvm.dbg.value 2017-07-28 20:21:02 +00:00
MetaRenamer [MetaRenamer] Leave `@main` alone. 2017-08-01 05:14:45 +00:00
NameAnonGlobals
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NaryReassociate
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NewGVN [NewGVN] Check for congruency of memory accesses. 2017-07-11 19:49:12 +00:00
ObjCARC Remove the obsolete offset parameter from @llvm.dbg.value 2017-07-28 20:21:02 +00:00
PGOProfile Migrate PGOMemOptSizeOpt to use new OptimizationRemarkEmitter Pass 2017-07-30 00:35:33 +00:00
PartiallyInlineLibCalls
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PhaseOrdering Make globalaa-retained.ll test catching more cases. 2017-04-18 13:29:26 +00:00
PlaceSafepoints All libcalls should be considered to be GC-leaf functions. 2017-07-27 16:49:39 +00:00
PreISelIntrinsicLowering
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PruneEH
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Reassociate [Reassociate] Make sure EraseInst sets MadeChange 2017-06-27 05:32:13 +00:00
Reg2Mem
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RewriteStatepointsForGC All libcalls should be considered to be GC-leaf functions. 2017-07-27 16:49:39 +00:00
SCCP [IPSCCP] Guard a user of getInitializer with hasDefinitiveInitializer 2017-07-31 17:47:07 +00:00
SLPVectorizer [SLP]: Add test to resurrect the jumbled load patch. This test has multiple uses 2017-07-31 07:40:54 +00:00
SROA Remove the obsolete offset parameter from @llvm.dbg.value 2017-07-28 20:21:02 +00:00
SafeStack Remove the obsolete offset parameter from @llvm.dbg.value 2017-07-28 20:21:02 +00:00
SampleProfile Do not inline recursive direct calls in sample loader pass. 2017-06-21 17:57:43 +00:00
Scalarizer Remove the obsolete offset parameter from @llvm.dbg.value 2017-07-28 20:21:02 +00:00
SeparateConstOffsetFromGEP AMDGPU: Mark all unspecified CC functions in tests as amdgpu_kernel 2017-03-21 21:39:51 +00:00
SimpleLoopUnswitch [PM/Unswitch] Fix a bug in the domtree update logic for the new unswitch 2017-05-25 06:33:36 +00:00
SimplifyCFG Fix test failure without X86 backend 2017-07-29 15:03:31 +00:00
Sink Enhance synchscope representation 2017-07-11 22:23:00 +00:00
SpeculativeExecution Revert r301950: SpeculativeExecution: Stop using whitelist for costs 2017-05-10 12:30:07 +00:00
StraightLineStrengthReduce AMDGPU: Mark all unspecified CC functions in tests as amdgpu_kernel 2017-03-21 21:39:51 +00:00
StripDeadPrototypes
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StripSymbols Remove the obsolete offset parameter from @llvm.dbg.value 2017-07-28 20:21:02 +00:00
StructurizeCFG Revert "StructurizeCFG: Directly invert cmp instructions" 2017-04-24 20:25:01 +00:00
TailCallElim [TRE] Add another test for OptRemark. 2017-07-19 21:39:51 +00:00
ThinLTOBitcodeWriter ThinLTO Minimized Bitcode File Size Reduction 2017-07-21 17:25:20 +00:00
Util Remove the obsolete offset parameter from @llvm.dbg.value 2017-07-28 20:21:02 +00:00
WholeProgramDevirt Skip CFI for dead functions. 2017-06-02 18:24:23 +00:00