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llvm-project/llvm/test/Transforms/InstCombine
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Sanjay Patel 347b54b093 [InstCombine] prefer xor with -1 because 'not' is easier to understand (PR32706) 
This matches the demanded bits behavior in the DAG and should fix:
https://bugs.llvm.org/show_bug.cgi?id=32706

Differential Revision: https://reviews.llvm.org/D32255

llvm-svn: 300977
2017-04-21 14:03:54 +00:00
..
ARM
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2003-05-26-CastMiscompile.ll
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2003-05-27-ConstExprCrash.ll
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2003-06-05-BranchInvertInfLoop.ll
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2003-07-21-ExternalConstant.ll
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2003-08-12-AllocaNonNull.ll
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2003-09-09-VolatileLoadElim.ll
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2003-10-29-CallSiteResolve.ll
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2003-11-03-VarargsCallBug.ll
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2004-01-13-InstCombineInvokePHI.ll
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2004-02-23-ShiftShiftOverflow.ll
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2004-03-13-InstCombineInfLoop.ll
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2004-04-04-InstCombineReplaceAllUsesWith.ll
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2004-05-07-UnsizedCastLoad.ll
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2004-07-27-ConstantExprMul.ll
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2004-08-09-RemInfLoop.ll
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2004-08-10-BoolSetCC.ll
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2004-09-20-BadLoadCombine2.ll
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2004-09-20-BadLoadCombine.ll
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2004-09-28-BadShiftAndSetCC.ll
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2004-11-22-Missed-and-fold.ll
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2004-11-27-SetCCForCastLargerAndConstant.ll
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2004-12-08-RemInfiniteLoop.ll
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2005-03-04-ShiftOverflow.ll
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2005-04-07-UDivSelectCrash.ll
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2005-06-15-DivSelectCrash.ll
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2005-06-15-ShiftSetCCCrash.ll
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2005-06-16-RangeCrash.ll
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2005-06-16-SetCCOrSetCCMiscompile.ll
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2005-07-07-DeadPHILoop.ll
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2006-02-13-DemandedMiscompile.ll
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2006-02-28-Crash.ll
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2006-03-30-ExtractElement.ll
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2006-04-28-ShiftShiftLongLong.ll
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2006-05-04-DemandedBitCrash.ll
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2006-09-15-CastToBool.ll
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2006-10-19-SignedToUnsignedCastAndConst-2.ll
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2006-10-20-mask.ll
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2006-10-26-VectorReassoc.ll
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2006-11-10-ashr-miscompile.ll
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2006-12-01-BadFPVectorXform.ll
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2006-12-05-fp-to-int-ext.ll
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2006-12-08-Phi-ICmp-Op-Fold.ll
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2006-12-08-Select-ICmp.ll
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2006-12-15-Range-Test.ll
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2006-12-23-Select-Cmp-Cmp.ll
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2007-01-13-ExtCompareMiscompile.ll
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2007-01-14-FcmpSelf.ll
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2007-01-18-VectorInfLoop.ll
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2007-02-01-LoadSinkAlloca.ll
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2007-02-07-PointerCast.ll
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2007-02-23-PhiFoldInfLoop.ll
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2007-03-13-CompareMerge.ll
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2007-03-19-BadTruncChangePR1261.ll
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2007-03-21-SignedRangeTest.ll
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2007-03-25-BadShiftMask.ll
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2007-03-25-DoubleShift.ll
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2007-03-26-BadShiftMask.ll
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2007-04-08-SingleEltVectorCrash.ll
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2007-05-10-icmp-or.ll
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2007-05-14-Crash.ll
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2007-05-18-CastFoldBug.ll
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2007-06-06-AshrSignBit.ll
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2007-06-21-DivCompareMiscomp.ll
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2007-08-02-InfiniteLoop.ll
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2007-09-10-AliasConstFold.ll
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2007-09-17-AliasConstFold2.ll
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2007-10-10-EliminateMemCpy.ll
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2007-10-12-Crash.ll
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2007-10-28-stacksave.ll
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2007-10-31-RangeCrash.ll
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2007-10-31-StringCrash.ll
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2007-11-07-OpaqueAlignCrash.ll
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2007-11-15-CompareMiscomp.ll
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2007-11-25-CompatibleAttributes.ll
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2007-12-10-ConstFoldCompare.ll
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2007-12-12-GEPScale.ll
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2007-12-16-AsmNoUnwind.ll
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2007-12-18-AddSelCmpSub.ll
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2007-12-28-IcmpSub2.ll
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2008-01-06-BitCastAttributes.ll
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2008-01-06-CastCrash.ll
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2008-01-06-VoidCast.ll
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2008-01-13-AndCmpCmp.ll
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2008-01-14-VarArgTrampoline.ll
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2008-01-21-MismatchedCastAndCompare.ll
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2008-01-21-MulTrunc.ll
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2008-01-27-FloatSelect.ll
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2008-02-13-MulURem.ll
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2008-02-16-SDivOverflow2.ll
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2008-02-23-MulSub.ll
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2008-02-28-OrFCmpCrash.ll
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2008-03-13-IntToPtr.ll
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2008-04-22-ByValBitcast.ll
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2008-04-28-VolatileStore.ll
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2008-04-29-VolatileLoadDontMerge.ll
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2008-04-29-VolatileLoadMerge.ll
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2008-05-08-LiveStoreDelete.ll
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2008-05-08-StrLenSink.ll
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2008-05-09-SinkOfInvoke.ll
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2008-05-17-InfLoop.ll
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2008-05-18-FoldIntToPtr.ll
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2008-05-22-IDivVector.ll
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2008-05-22-NegValVector.ll
[InstCombine] Support weird size element types in dyn_castNegVal.
2017-04-11 05:42:47 +00:00
2008-05-23-CompareFold.ll
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2008-05-31-AddBool.ll
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2008-05-31-Bools.ll
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2008-06-05-ashr-crash.ll
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2008-06-08-ICmpPHI.ll
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2008-06-13-InfiniteLoopStore.ll
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2008-06-13-ReadOnlyCallStore.ll
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2008-06-19-UncondLoad.ll
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2008-06-21-CompareMiscomp.ll
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2008-06-24-StackRestore.ll
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2008-07-08-ShiftOneAndOne.ll
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2008-07-08-SubAnd.ll
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2008-07-08-VolatileLoadMerge.ll
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2008-07-09-SubAndError.ll
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2008-07-10-CastSextBool.ll
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2008-07-10-ICmpBinOp.ll
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2008-07-11-RemAnd.ll
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2008-07-13-DivZero.ll
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2008-07-16-fsub.ll
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2008-08-05-And.ll
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2008-08-17-ICmpXorSignbit.ll
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2008-09-02-VectorCrash.ll
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2008-09-29-FoldingOr.ll
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2008-10-11-DivCompareFold.ll
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2008-10-23-ConstFoldWithoutMask.ll
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2008-11-01-SRemDemandedBits.ll
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2008-11-08-FCmp.ll
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2008-11-27-IDivVector.ll
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2008-11-27-MultiplyIntVec.ll
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2008-11-27-UDivNegative.ll
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2008-12-17-SRemNegConstVec.ll
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2009-01-05-i128-crash.ll
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2009-01-08-AlignAlloca.ll
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2009-01-16-PointerAddrSpace.ll
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2009-01-19-fmod-constant-float-specials.ll
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2009-01-19-fmod-constant-float.ll
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2009-01-24-EmptyStruct.ll
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2009-01-31-InfIterate.ll
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2009-01-31-Pressure.ll
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2009-02-04-FPBitcast.ll
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2009-02-11-NotInitialized.ll
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2009-02-20-InstCombine-SROA.ll
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2009-02-21-LoadCST.ll
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2009-02-25-CrashZeroSizeArray.ll
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2009-03-18-vector-ashr-crash.ll
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2009-03-24-InfLoop.ll
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2009-04-07-MulPromoteToI96.ll
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2009-05-23-FCmpToICmp.ll
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2009-06-11-StoreAddrSpace.ll
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2009-06-16-SRemDemandedBits.ll
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2009-07-02-MaskedIntVector.ll
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2009-12-17-CmpSelectNull.ll
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2010-01-28-NegativeSRem.ll
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2010-03-03-ExtElim.ll
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2010-05-30-memcpy-Struct.ll
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2010-11-01-lshr-mask.ll
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2010-11-21-SizeZeroTypeGEP.ll
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2010-11-23-Distributed.ll
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2011-02-14-InfLoop.ll
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2011-03-08-SRemMinusOneBadOpt.ll
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2011-05-02-VectorBoolean.ll
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2011-05-13-InBoundsGEP.ll
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2011-05-28-swapmulsub.ll
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2011-06-13-nsw-alloca.ll
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2011-09-03-Trampoline.ll
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2011-10-07-AlignPromotion.ll
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2012-3-15-or-xor-constant.ll
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2012-6-7-vselect-bitcast.ll
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2012-01-11-OpaqueBitcastCrash.ll
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2012-02-13-FCmp.ll
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2012-02-28-ICmp.ll
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2012-03-10-InstCombine.ll
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2012-04-23-Neon-Intrinsics.ll
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2012-04-24-vselect.ll
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2012-04-30-SRem.ll
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2012-05-28-select-hang.ll
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2012-06-06-LoadOfPHIs.ll
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2012-07-25-LoadPart.ll
opt: Rename -default-data-layout flag to -data-layout and make it always override the layout.
2017-02-17 17:36:52 +00:00
2012-07-30-addrsp-bitcast.ll
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2012-08-28-udiv_ashl.ll
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2012-09-17-ZeroSizedAlloca.ll
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2012-10-25-vector-of-pointers.ll
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2012-12-14-simp-vgep.ll
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2013-03-05-Combine-BitcastTy-Into-Alloca.ll
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abs_abs.ll
…
abs-1.ll
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add2.ll
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add3.ll
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add-shrink.ll
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add-sitofp.ll
[InstCombine] auto-generate better checks; NFC
2017-03-21 14:04:44 +00:00
add.ll
[InstCombine] Support folding of add instructions with vector constants into select operations
2017-04-10 16:40:00 +00:00
addnegneg.ll
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AddOverFlow.ll
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addrspacecast.ll
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adjust-for-minmax.ll
…
alias-recursion.ll
…
align-2d-gep.ll
…
align-addr.ll
…
align-attr.ll
…
align-external.ll
…
aligned-altivec.ll
…
aligned-qpx.ll
…
all-bits-shift.ll
…
alloca.ll
opt: Rename -default-data-layout flag to -data-layout and make it always override the layout.
2017-02-17 17:36:52 +00:00
allocsize-32.ll
…
allocsize.ll
[Analysis] Ignore nobuiltin on allocsize function calls.
2016-12-27 06:32:14 +00:00
amdgcn-demanded-vector-elts.ll
AMDGPU: SimplifyDemandedElts for image intrinsics
2017-04-17 15:12:44 +00:00
amdgcn-intrinsics.ll
AMDGPU: Fold rcp/rsq of undef to undef
2017-03-24 19:04:57 +00:00
and2.ll
[InstCombine] add/move tests for and/or-of-icmps equality folds; NFC
2017-04-14 18:19:27 +00:00
and-compare.ll
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and-fcmp.ll
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and-not-or.ll
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and-or-and.ll
…
and-or-icmps.ll
[InstCombine] allow (X != C1 && X != C2) and similar patterns to match splat vector constants
2017-04-15 17:55:06 +00:00
and-or-not.ll
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and-or.ll
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and-xor-merge.ll
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and-xor-or.ll
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and.ll
[InstCombine] add/move tests for and/or-of-icmps equality folds; NFC
2017-04-14 18:19:27 +00:00
apint-add.ll
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apint-and1.ll
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apint-and2.ll
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apint-and-compare.ll
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apint-and-or-and.ll
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apint-and-xor-merge.ll
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apint-call-cast-target.ll
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apint-cast-and-cast.ll
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apint-cast-cast-to-and.ll
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apint-cast.ll
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apint-div1.ll
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apint-div2.ll
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apint-mul1.ll
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apint-mul2.ll
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apint-not.ll
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apint-or.ll
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apint-rem1.ll
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apint-rem2.ll
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apint-select.ll
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apint-shift-simplify.ll
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apint-shift.ll
[InstCombine] allow shl demanded bits folds with splat constants
2017-04-20 21:33:02 +00:00
apint-shl-trunc.ll
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apint-sub.ll
[InstCombine] fix operand-complexity-based canonicalization (PR28296)
2017-02-03 21:43:34 +00:00
apint-xor1.ll
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apint-xor2.ll
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assoc-cast-assoc.ll
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assume2.ll
[InstCombine] regenerate checks; NFC
2017-01-09 19:18:46 +00:00
assume-loop-align.ll
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assume-redundant.ll
Revert @llvm.assume with operator bundles (r289755-r289757)
2016-12-19 08:22:17 +00:00
assume.ll
[ValueTracking] recognize a 'not' of an assumed condition as false
2017-01-17 18:15:49 +00:00
atomic.ll
[PR29121] Don't fold if it would produce atomic vector loads or stores
2016-12-01 20:17:06 +00:00
badmalloc.ll
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binop-cast.ll
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bit-checks.ll
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bit-tracking.ll
…
bitcast-alias-function.ll
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bitcast-bigendian.ll
Update tests for the patch.
2017-04-14 17:47:07 +00:00
bitcast-bitcast.ll
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bitcast-sext-vector.ll
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bitcast-store.ll
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bitcast-vec-canon.ll
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bitcast.ll
Update tests for the patch.
2017-04-14 17:47:07 +00:00
bitcount.ll
Convert all tests using TCL-style quoting to use shell-style quoting.
2012-07-02 12:47:22 +00:00
bitreverse-fold.ll
[Analysis] bitreverse(undef) returns undef
2017-03-19 04:40:42 +00:00
bitreverse-hang.ll
…
bitreverse-known-bits.ll
[ValueTracking] Make sure we keep range metadata information when calculating known bits for calls to bitreverse intrinsic.
2017-03-22 07:22:49 +00:00
bittest.ll
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blend_x86.ll
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branch.ll
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broadcast.ll
[InstCombine] Canonicalize insert splat sequences into an insert + shuffle
2016-12-28 00:18:08 +00:00
bswap-fold.ll
[InstCombine] auto-generate better test checks; NFC
2017-02-03 20:19:33 +00:00
bswap-known-bits.ll
…
bswap.ll
…
builtin-object-size-offset.ll
Add address space mangling to lifetime intrinsics
2017-04-10 20:18:21 +00:00
builtin-object-size-ptr.ll
Add address space mangling to lifetime intrinsics
2017-04-10 20:18:21 +00:00
call2.ll
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call_nonnull_arg.ll
[ValueTracking] use nonnull argument attribute to eliminate null checks
2017-02-12 15:35:34 +00:00
call-cast-attrs.ll
Simplify test for sret attribute in instcombine
2017-04-19 23:17:47 +00:00
call-cast-target-inalloca.ll
…
call-cast-target.ll
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call-guard.ll
[InstCombine] Allow InstCombine to merge adjacent guards
2017-02-01 16:34:55 +00:00
call-intrinsics.ll
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call.ll
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canonicalize_branch.ll
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cast_ptr.ll
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cast-call-combine-prof.ll
[InstCombine] Fix !prof metadata preservation for invokes
2017-04-13 20:26:38 +00:00
cast-call-combine.ll
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cast-callee-deopt-bundles.ll
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cast-int-fcmp-eq-0.ll
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cast-mul-select.ll
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cast-set.ll
…
cast.ll
…
ceil.ll
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compare-alloca.ll
Add address space mangling to lifetime intrinsics
2017-04-10 20:18:21 +00:00
compare-signs.ll
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compare-udiv.ll
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compare-unescaped.ll
[InstCombine] fix operand-complexity-based canonicalization (PR28296)
2017-02-03 21:43:34 +00:00
consecutive-fences.ll
[Instcombine] Combine consecutive identical fences
2017-01-31 18:09:05 +00:00
constant-expr-datalayout.ll
…
constant-fold-address-space-pointer.ll
…
constant-fold-alias.ll
…
constant-fold-compare.ll
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constant-fold-gep.ll
…
constant-fold-hang.ll
…
constant-fold-math.ll
[InstCombine] Add frem constant folding test (PR3316)
2017-04-19 21:09:19 +00:00
convergent.ll
Fix some broken CHECK lines.
2017-01-22 20:28:56 +00:00
copysign.ll
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cos-1.ll
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cos-2.ll
…
cos-intrinsic.ll
InstCombine: Fold cos(-x) -> cos(x)
2017-01-04 22:49:03 +00:00
CPP_min_max.ll
…
crash.ll
…
ctpop.ll
…
dce-iterate.ll
…
deadcode.ll
Add address space mangling to lifetime intrinsics
2017-04-10 20:18:21 +00:00
debug-line.ll
…
debuginfo-dce.ll
Salvage debug info from instructions about to be deleted
2017-03-16 21:14:09 +00:00
debuginfo.ll
…
default-alignment.ll
…
demand_shrink_nsw.ll
…
demorgan-zext.ll
…
disable-simplify-libcalls.ll
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distribute.ll
…
div-shift-crash.ll
…
div-shift.ll
[InstCombine] Add support for turning vector sdiv into udiv.
2017-04-17 01:51:19 +00:00
div.ll
[InstCombine] Simplify 1/X for vectors.
2017-04-17 03:41:47 +00:00
double-float-shrink-1.ll
…
double-float-shrink-2.ll
InstCombine: Check source value precision when reducing cast intrinsic
2017-03-20 21:59:24 +00:00
element-atomic-memcpy-to-loads.ll
[InstCombineCalls] Unfold element atomic memcpy instruction
2017-02-08 14:32:04 +00:00
enforce-known-alignment.ll
…
err-rep-cold.ll
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exact.ll
[InstCombine] use m_APInt to allow ashr folds for vectors with splat constants
2017-01-15 16:38:19 +00:00
exp2-1.ll
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exp2-2.ll
…
ExtractCast.ll
…
extractvalue.ll
…
fabs-libcall.ll
SimplifyLibCalls: Replace fabs libcalls with intrinsics
2017-01-17 00:10:40 +00:00
fabs.ll
SimplifyLibCalls: Replace fabs libcalls with intrinsics
2017-01-17 00:10:40 +00:00
fast-math-scalarization.ll
…
fast-math.ll
[InstCombine] Make sure we preserve fast math flags when folding fp instructions into phi nodes
2017-04-10 07:00:10 +00:00
fcmp-select.ll
…
fcmp-special.ll
…
fcmp.ll
[InstCombine] remove duplicate test; NFC
2017-04-09 21:45:52 +00:00
fdiv.ll
InstCombine: fdiv -x, -y -> fdiv x, y
2017-01-10 23:08:54 +00:00
ffs-1.ll
…
float-shrink-compare.ll
Do not translate rint into nearbyint, but truncate it like nearbyint.
2017-03-31 19:58:07 +00:00
fls.ll
[SimplifyLibCalls] Add a test to make sure we lower fls(0) correctly.
2016-12-15 23:48:07 +00:00
fma.ll
InstCombine: Canonicalize fast fmuladd to fmul + fadd
2017-02-16 18:46:24 +00:00
fmul.ll
…
fneg-ext.ll
…
fold-bin-operand.ll
…
fold-calls.ll
…
fold-fops-into-selects.ll
…
fold-phi-load-metadata.ll
…
fold-phi.ll
…
fold-sqrt-sqrtf.ll
…
fold-vector-select.ll
…
fold-vector-zero.ll
…
fp-ret-bitcast.ll
…
fpcast.ll
…
fpextend_x86.ll
…
fpextend.ll
…
fprintf-1.ll
…
fputs-1.ll
…
fputs-opt-size.ll
…
fsub.ll
…
fwrite-1.ll
…
gc.relocate.ll
…
gep-addrspace.ll
…
gep-sext.ll
…
gep-vector.ll
…
gepgep.ll
…
gepphigep.ll
…
getelementptr-folding.ll
…
getelementptr.ll
[InstCombine] Correct the check for vector GEPs
2017-03-29 18:23:08 +00:00
hoist_instr.ll
…
icmp-add.ll
[InstCombine] add nsw/nuw X, signbit --> or X, signbit
2017-02-18 22:20:09 +00:00
icmp-div-constant.ll
…
icmp-logical.ll
…
icmp-range.ll
…
icmp-shl-nsw.ll
[InstCombine] icmp Pred (shl nsw X, C1), C0 --> icmp Pred X, C0 >> C1
2017-01-19 16:12:10 +00:00
icmp-shl-nuw.ll
…
icmp-shr.ll
…
icmp-vec.ll
…
icmp.ll
[InstCombine] add/move tests for or-of-icmps; NFC
2017-04-13 15:46:39 +00:00
idioms.ll
…
indexed-gep-compares.ll
[InstCombine] Make sure that LHS and RHS have the same type in
2017-01-31 14:04:15 +00:00
inline-intrinsic-assert.ll
…
insert-const-shuf.ll
…
insert-extract-shuffle.ll
[InstCombine] canonicalize insertelement of scalar constant ahead of insertelement of variable
2017-03-22 17:10:44 +00:00
insert-val-extract-elem.ll
…
IntPtrCast.ll
…
intrinsics.ll
[InstCombine / InstSimplify] add and move tests for lshr transforms; NFC
2017-01-13 22:54:12 +00:00
invariant.ll
…
invoke.ll
…
isascii-1.ll
…
isdigit-1.ll
…
JavaCompare.ll
…
known_align.ll
…
LandingPadClauses.ll
…
lifetime-asan.ll
Add address space mangling to lifetime intrinsics
2017-04-10 20:18:21 +00:00
lifetime.ll
Add address space mangling to lifetime intrinsics
2017-04-10 20:18:21 +00:00
load3.ll
…
load_combine_aa.ll
…
load-bitcast32.ll
…
load-bitcast64.ll
…
load-cmp.ll
opt: Rename -default-data-layout flag to -data-layout and make it always override the layout.
2017-02-17 17:36:52 +00:00
load-combine-metadata-2.ll
…
load-combine-metadata-3.ll
…
load-combine-metadata-4.ll
…
load-combine-metadata.ll
[Verifier] Add verification for TBAA metadata
2016-12-11 20:07:15 +00:00
load-select.ll
…
load.ll
Don't combine stores to a swifterror pointer operand to a different type
2017-01-31 17:53:49 +00:00
loadstore-alignment.ll
…
loadstore-metadata.ll
[Verifier] Add verification for TBAA metadata
2016-12-11 20:07:15 +00:00
log-pow-nofastmath.ll
…
log-pow.ll
…
logical-select.ll
…
lshr-phi.ll
…
lshr.ll
[InstCombine] use m_APInt to allow lshr folds for vectors with splat constants
2017-01-13 23:04:10 +00:00
malloc-free-delete.ll
Add address space mangling to lifetime intrinsics
2017-04-10 20:18:21 +00:00
masked_intrinsics.ll
…
max-of-nots.ll
[InstCombine] Do not exercise nested max/min pattern on abs
2017-02-21 14:40:28 +00:00
maxnum.ll
…
mem-gep-zidx.ll
…
mem-par-metadata-memcpy.ll
…
memchr.ll
…
memcmp-1.ll
[InstCombine] auto-generate better checks; NFC
2017-04-09 15:44:59 +00:00
memcmp-2.ll
…
memcpy_chk-1.ll
…
memcpy_chk-2.ll
…
memcpy-1.ll
…
memcpy-2.ll
…
memcpy-addrspace.ll
[InstCombine] Fix bug in pointer replacement
2017-02-24 20:27:25 +00:00
memcpy-from-global.ll
Add address space mangling to lifetime intrinsics
2017-04-10 20:18:21 +00:00
memcpy-to-load.ll
Remove sometimes faulty rewrite of memcpy in instcombine.
2017-03-01 06:45:20 +00:00
memcpy.ll
…
memmove_chk-1.ll
…
memmove_chk-2.ll
…
memmove-1.ll
…
memmove-2.ll
…
memmove.ll
…
memset2.ll
…
memset_chk-1.ll
Let llvm.objectsize be conservative with null pointers
2017-03-21 20:08:59 +00:00
memset_chk-2.ll
…
memset-1.ll
…
memset-2.ll
…
memset.ll
…
merge-icmp.ll
…
min-positive.ll
…
minmax-fold.ll
[InstCombine] avoid breaking up bitcasted vector min/max patterns (PR32306)
2017-03-16 20:42:45 +00:00
minmax-fp.ll
…
minnum.ll
…
misc-2002.ll
…
mul-masked-bits.ll
…
mul.ll
…
multi-size-address-space-pointer.ll
…
multi-use-or.ll
…
narrow-switch.ll
opt: Rename -default-data-layout flag to -data-layout and make it always override the layout.
2017-02-17 17:36:52 +00:00
narrow.ll
[InstCombine] fix operand-complexity-based canonicalization (PR28296)
2017-02-03 21:43:34 +00:00
neon-intrinsics.ll
…
no_cgscc_assert.ll
…
no-negzero.ll
…
non-integral-pointers.ll
…
nonnull-attribute.ll
…
not.ll
[InstCombine] auto-generate better checks; NFC
2017-04-09 15:44:59 +00:00
nothrow.ll
…
nsw.ll
…
nvvm-intrins.ll
[NVPTX] Upgrade NVVM intrinsics in InstCombineCalls.
2017-01-27 00:58:58 +00:00
obfuscated_splat.ll
…
objsize-64.ll
…
objsize-address-space.ll
…
objsize-noverify.ll
…
objsize.ll
Let llvm.objectsize be conservative with null pointers
2017-03-21 20:08:59 +00:00
odr-linkage.ll
…
onehot_merge.ll
…
opaque.ll
…
or-fcmp.ll
…
or-to-xor.ll
…
or-xor.ll
[InstCombine] use commutative matchers for patterns with commutative operators
2016-12-18 18:49:48 +00:00
or.ll
[InstCombine] add/move tests for and/or-of-icmps equality folds; NFC
2017-04-14 18:19:27 +00:00
osx-names.ll
…
overflow-mul.ll
…
overflow.ll
…
OverlappingInsertvalues.ll
…
phi-load-metadata-2.ll
…
phi-load-metadata-3.ll
…
phi-load-metadata.ll
…
phi-merge-gep.ll
…
phi-preserve-ir-flags.ll
…
phi-select-constant.ll
rename instcombine test file. NFC
2017-03-28 08:34:07 +00:00
phi.ll
…
pow-1.ll
SimplifyLibCalls: Replace fabs libcalls with intrinsics
2017-01-17 00:10:40 +00:00
pow-2.ll
…
pow-3.ll
…
pow-4.ll
[SimplifyLibCalls] Propagate fast math flags while optimizing pow().
2017-01-10 18:02:05 +00:00
pow-exp-nofastmath.ll
…
pow-exp.ll
…
pow-sqrt.ll
[SimplifyLibCalls] pow(x, -0.5) -> 1.0 / sqrt(x).
2017-01-09 21:55:23 +00:00
pr2645-0.ll
…
pr2645-1.ll
…
pr2996.ll
…
pr12251.ll
…
pr12338.ll
…
pr17827.ll
[InstCombine] allow shl demanded bits folds with splat constants
2017-04-20 21:33:02 +00:00
pr19420.ll
[InstCombine] auto-generate better test checks; NFC
2017-02-03 20:56:38 +00:00
pr20079.ll
…
pr20678.ll
…
pr21199.ll
…
pr21210.ll
…
pr21651.ll
…
pr21891.ll
…
pr23751.ll
…
pr23809.ll
…
pr24354.ll
…
pr24605.ll
…
pr25342.ll
…
pr25745.ll
…
pr26992.ll
…
pr26993.ll
…
pr27236.ll
…
pr27332.ll
…
pr27703.ll
…
pr27996.ll
…
pr28143.ll
…
pr30929.ll
…
pr31990_wrong_memcpy.ll
Remove sometimes faulty rewrite of memcpy in instcombine.
2017-03-01 06:45:20 +00:00
pr32686.ll
Regenerate test. NFCI.
2017-04-19 12:06:40 +00:00
PR30597.ll
…
prefetch-load.ll
Change the default attributes for llvm.prefetch to inaccessiblemem_or_argmemonly
2017-03-25 20:20:23 +00:00
preserve-sminmax.ll
…
preserved-analyses.ll
[PM] Fix instcombine's analysis preservation in the new pass manager to
2017-01-14 23:25:22 +00:00
prevent-cmp-merge.ll
…
printf-1.ll
…
printf-2.ll
…
printf-3.ll
…
ptr-int-cast.ll
…
puts-1.ll
…
range-check.ll
…
README.txt
…
readnone-maythrow.ll
[InstCombine] Don't DSE across readnone functions that may throw
2017-01-17 05:45:09 +00:00
rem.ll
[InstCombine] Add support for vector srem->urem.
2017-04-17 01:51:24 +00:00
round.ll
…
sdiv-1.ll
…
sdiv-2.ll
…
select_meta.ll
[InstCombine] canonicalize non-obivous forms of integer min/max
2017-02-21 19:33:53 +00:00
select-2.ll
…
select-bitext.ll
[InstCombine] use m_APInt to allow ashr folds for vectors with splat constants
2017-01-15 16:38:19 +00:00
select-cmp-br.ll
[InstCombine] morph an existing instruction instead of creating a new one
2017-04-12 15:11:33 +00:00
select-cmp-cttz-ctlz.ll
…
select-crash-noverify.ll
…
select-crash.ll
…
select-extractelement.ll
…
select-implied.ll
…
select-load-call.ll
…
select-select.ll
…
select-with-bitwise-ops.ll
[InstCombine] auto-generate checks for select+bitwise logic tests; NFC
2016-11-30 17:07:21 +00:00
select.ll
[InstCombine] fix wrong undef handling when converting select to shuffle
2017-04-12 18:39:53 +00:00
set.ll
…
setcc-strength-reduce.ll
…
sext.ll
…
shift-add.ll
…
shift-shift.ll
…
shift-sra.ll
[InstCombine] use m_APInt to allow ashr folds for vectors with splat constants
2017-01-21 17:59:59 +00:00
shift.ll
[InstCombine] allow shl+shr demanded bits folds with splat constants
2017-04-20 22:33:54 +00:00
shufflemask-undef.ll
…
shufflevec-bitcast.ll
InstCombine: fix extraction when performing vector/array punning
2017-02-17 07:36:03 +00:00
shufflevec-constant.ll
…
sign-test-and-or.ll
…
signed-comparison.ll
…
signext.ll
[InstCombine] use m_APInt to allow ashr folds for vectors with splat constants
2017-01-15 16:38:19 +00:00
simplify-demanded-bits-pointer.ll
…
simplify-libcalls.ll
…
sincospi.ll
…
sink_instruction.ll
…
sink-into-catchswitch.ll
…
sink-zext.ll
[InstCombine] Add a test for r290733
2017-01-04 02:21:37 +00:00
sitofp.ll
[InstCombine] auto-generate better checks; NFC
2017-03-21 14:04:44 +00:00
smax-icmp.ll
[InstCombine] add folds for icmp (smax X, Y), X
2016-12-19 16:28:53 +00:00
smin-icmp.ll
[InstCombine] add folds for icmp (smin X, Y), X
2016-12-15 19:13:37 +00:00
sprintf-1.ll
…
sqrt-nofast.ll
…
sqrt.ll
…
srem1.ll
…
srem-simplify-bug.ll
…
stack-overalign.ll
…
stacksaverestore.ll
…
statepoint.ll
…
store.ll
…
stpcpy_chk-1.ll
Let llvm.objectsize be conservative with null pointers
2017-03-21 20:08:59 +00:00
stpcpy_chk-2.ll
…
stpcpy-1.ll
…
stpcpy-2.ll
…
strcat-1.ll
…
strcat-2.ll
…
strcat-3.ll
…
strchr-1.ll
…
strchr-2.ll
…
strcmp-1.ll
…
strcmp-2.ll
…
strcpy_chk-1.ll
Let llvm.objectsize be conservative with null pointers
2017-03-21 20:08:59 +00:00
strcpy_chk-2.ll
…
strcpy_chk-64.ll
…
strcpy-1.ll
…
strcpy-2.ll
…
strcspn-1.ll
…
strcspn-2.ll
…
strlen-1.ll
…
strlen-2.ll
…
strncat-1.ll
…
strncat-2.ll
…
strncat-3.ll
…
strncmp-1.ll
…
strncmp-2.ll
…
strncpy_chk-1.ll
…
strncpy_chk-2.ll
…
strncpy-1.ll
…
strncpy-2.ll
…
strpbrk-1.ll
…
strpbrk-2.ll
…
strrchr-1.ll
…
strrchr-2.ll
…
strspn-1.ll
…
strstr-1.ll
…
strstr-2.ll
…
strto-1.ll
…
struct-assign-tbaa.ll
…
sub-xor.ll
[InstCombine] add tests to show information-losing add nsw/nuw transforms; NFC
2017-02-08 22:14:11 +00:00
sub.ll
[InstCombine] Support folding a subtract with a constant LHS into a phi node
2017-04-14 19:20:12 +00:00
switch-constant-expr.ll
…
switch-truncate-crash.ll
…
tan-nofastmath.ll
…
tan.ll
…
tbaa-store-to-load.ll
[Verifier] Add verification for TBAA metadata
2016-12-11 20:07:15 +00:00
toascii-1.ll
…
token.ll
…
trunc.ll
[InstCombine] avoid crashing on shuffle shrinkage when input type is not same as result type
2017-03-08 15:02:23 +00:00
type_pun.ll
Update tests for the patch.
2017-04-14 17:47:07 +00:00
udiv_select_to_select_shift.ll
…
udiv-simplify.ll
…
udivrem-change-width.ll
…
umax-icmp.ll
[InstCombine] add folds for icmp (umin|umax X, Y), X
2016-12-19 17:32:37 +00:00
umin-icmp.ll
[InstCombine] add folds for icmp (umin|umax X, Y), X
2016-12-19 17:32:37 +00:00
unordered-fcmp-select.ll
…
unpack-fca.ll
…
urem-simplify-bug.ll
[InstSimplify] Optimize away urems in the presence of range metadata
2017-01-06 21:23:51 +00:00
vararg.ll
Add address space mangling to lifetime intrinsics
2017-04-10 20:18:21 +00:00
vec_demanded_elts.ll
[InstCombine] canonicalize insertelement of scalar constant ahead of insertelement of variable
2017-03-22 17:10:44 +00:00
vec_extract_2elts.ll
…
vec_extract_elt.ll
…
vec_extract_var_elt.ll
…
vec_insertelt.ll
…
vec_narrow.ll
…
vec_phi_extract.ll
…
vec_sext.ll
[InstCombine] fix operand-complexity-based canonicalization (PR28296)
2017-02-03 21:43:34 +00:00
vec_shuffle.ll
…
vector_gep1.ll
…
vector_gep2.ll
…
vector_insertelt_shuffle.ll
[InstCombine] canonicalize insertelement of scalar constant ahead of insertelement of variable
2017-03-22 17:10:44 +00:00
vector-casts.ll
[InstCombine] allow ashr/lshr demanded bits folds with splat constants
2017-04-20 20:59:02 +00:00
vector-mul.ll
…
vector-type.ll
…
vector-urem.ll
[InstSimplify] vector div/rem with any zero element in divisor is undef
2017-03-09 16:20:52 +00:00
volatile_store.ll
…
vsx-unaligned.ll
…
weak-symbols.ll
…
win-math.ll
SimplifyLibCalls: Replace more unary libcalls with intrinsics
2017-01-23 23:55:08 +00:00
x86-avx2.ll
[InstCombine][AVX2] Add DemandedElts support for VPERMD/VPERMPS shuffles
2017-01-18 14:47:49 +00:00
x86-avx512.ll
Update tests for the patch.
2017-04-14 17:47:07 +00:00
x86-crc32-demanded.ll
…
x86-f16c.ll
…
x86-fma.ll
[X86][InstCombine] Add support for scalar FMA intrinsics to SimplifyDemandedVectorElts.
2016-12-11 08:54:52 +00:00
x86-insertps.ll
…
x86-masked-memops.ll
…
x86-movmsk.ll
…
x86-muldq.ll
[InstCombine][X86] Add MULDQ/MULUDQ constant folding support
2017-01-23 15:22:59 +00:00
x86-pack.ll
[AVX-512][InstCombine] Teach InstCombine to optimize 512-bit packss/packus intrinsics like it does 128/256-bit.
2017-02-16 07:35:23 +00:00
x86-pshufb.ll
[InstCombine][SSE] Add DemandedElts support for PSHUFB instructions
2017-01-16 11:30:41 +00:00
x86-sse2.ll
…
x86-sse4a.ll
…
x86-sse41.ll
…
x86-sse.ll
…
x86-vector-shifts.ll
…
x86-vperm2.ll
…
x86-vpermil.ll
[InstCombine][X86][AVX] Add DemandedElts support for VPERMILPD/VPERMILPS instructions
2017-01-17 11:35:03 +00:00
x86-xop.ll
[X86][InstCombine] Fix SimplifyDemandedVectorElts to handle frcz scalar intrinsics correctly.
2016-12-13 07:45:45 +00:00
X86FsubCmpCombine.ll
[X86][X86 intrinsics]Folding cmp(sub(a,b),0) into cmp(a,b) optimization
2017-04-16 13:26:08 +00:00
xor2.ll
[InstCombine] use m_c_And and m_c_Xor to handle commuted versions of a transform.
2017-04-10 06:53:28 +00:00
xor-undef.ll
…
xor.ll
[InstCombine] prefer xor with -1 because 'not' is easier to understand (PR32706)
2017-04-21 14:03:54 +00:00
zero-point-zero-add.ll
SimplifyLibCalls: Replace fabs libcalls with intrinsics
2017-01-17 00:10:40 +00:00
zeroext-and-reduce.ll
…
zext-bool-add-sub.ll
…
zext-fold.ll
…
zext-or-icmp.ll
[ValueTracking] Out of range shifts might be undef
2017-03-14 10:13:17 +00:00
zext-phi.ll
[InstCombine] treat i1 as a special type in shouldChangeType()
2017-02-03 23:13:11 +00:00
zext.ll
[InstCombine] prefer xor with -1 because 'not' is easier to understand (PR32706)
2017-04-21 14:03:54 +00:00

README.txt 

This directory contains test cases for the instcombine transformation.  The
dated tests are actual bug tests, whereas the named tests are used to test
for features that the this pass should be capable of performing.