diff options
Diffstat (limited to 'lib/Transforms/InstCombine/InstCombineSelect.cpp')
-rw-r--r-- | lib/Transforms/InstCombine/InstCombineSelect.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/Transforms/InstCombine/InstCombineSelect.cpp b/lib/Transforms/InstCombine/InstCombineSelect.cpp index f0738b48cb..fa946e63ac 100644 --- a/lib/Transforms/InstCombine/InstCombineSelect.cpp +++ b/lib/Transforms/InstCombine/InstCombineSelect.cpp @@ -676,7 +676,8 @@ Instruction *InstCombiner::visitSelectInst(SelectInst &SI) { // Change: A = select B, false, C --> A = and !B, C Value *NotCond = Builder->CreateNot(CondVal, "not."+CondVal->getName()); return BinaryOperator::CreateAnd(NotCond, FalseVal); - } else if (ConstantInt *C = dyn_cast<ConstantInt>(FalseVal)) { + } + if (ConstantInt *C = dyn_cast<ConstantInt>(FalseVal)) { if (C->getZExtValue() == false) { // Change: A = select B, C, false --> A = and B, C return BinaryOperator::CreateAnd(CondVal, TrueVal); @@ -690,14 +691,14 @@ Instruction *InstCombiner::visitSelectInst(SelectInst &SI) { // select a, a, b -> a|b if (CondVal == TrueVal) return BinaryOperator::CreateOr(CondVal, FalseVal); - else if (CondVal == FalseVal) + if (CondVal == FalseVal) return BinaryOperator::CreateAnd(CondVal, TrueVal); // select a, ~a, b -> (~a)&b // select a, b, ~a -> (~a)|b if (match(TrueVal, m_Not(m_Specific(CondVal)))) return BinaryOperator::CreateAnd(TrueVal, FalseVal); - else if (match(FalseVal, m_Not(m_Specific(CondVal)))) + if (match(FalseVal, m_Not(m_Specific(CondVal)))) return BinaryOperator::CreateOr(TrueVal, FalseVal); } |