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Don't crash on packed logical ops

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27125 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-03-25 21:58:26 +00:00
parent fdbc82a925
commit 98509ef3c7
1 changed files with 6 additions and 3 deletions
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9
lib/Transforms/Scalar/InstructionCombining.cpp
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@ -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;