diff options
| -rw-r--r-- | lib/Transforms/Scalar/InstructionCombining.cpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp index 8341053fca..397c6d6ecd 100644 --- a/lib/Transforms/Scalar/InstructionCombining.cpp +++ b/lib/Transforms/Scalar/InstructionCombining.cpp @@ -2380,7 +2380,8 @@ Instruction *InstCombiner::visitAnd(BinaryOperator &I) { // See if we can simplify any instructions used by the instruction whose sole // purpose is to compute bits we don't care about. uint64_t KnownZero, KnownOne; - if (SimplifyDemandedBits(&I, I.getType()->getIntegralTypeMask(), + if (!isa<PackedType>(I.getType()) && + SimplifyDemandedBits(&I, I.getType()->getIntegralTypeMask(), KnownZero, KnownOne)) return &I; @@ -2624,7 +2625,8 @@ Instruction *InstCombiner::visitOr(BinaryOperator &I) { // See if we can simplify any instructions used by the instruction whose sole // purpose is to compute bits we don't care about. uint64_t KnownZero, KnownOne; - if (SimplifyDemandedBits(&I, I.getType()->getIntegralTypeMask(), + if (!isa<PackedType>(I.getType()) && + SimplifyDemandedBits(&I, I.getType()->getIntegralTypeMask(), KnownZero, KnownOne)) return &I; @@ -2861,7 +2863,8 @@ Instruction *InstCombiner::visitXor(BinaryOperator &I) { // See if we can simplify any instructions used by the instruction whose sole // purpose is to compute bits we don't care about. uint64_t KnownZero, KnownOne; - if (SimplifyDemandedBits(&I, I.getType()->getIntegralTypeMask(), + if (!isa<PackedType>(I.getType()) && + SimplifyDemandedBits(&I, I.getType()->getIntegralTypeMask(), KnownZero, KnownOne)) return &I; |