Use dyn_cast instead of isa and cast.
No functionality change.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164924 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index a48a625..4ed5ffb 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -136,13 +136,11 @@
// constants are.
SDValue NotZero = N->getOperand(i);
unsigned EltSize = N->getValueType(0).getVectorElementType().getSizeInBits();
- if (isa<ConstantSDNode>(NotZero)) {
- if (cast<ConstantSDNode>(NotZero)->getAPIntValue().countTrailingOnes() <
- EltSize)
+ if (ConstantSDNode *CN = dyn_cast<ConstantSDNode>(NotZero)) {
+ if (CN->getAPIntValue().countTrailingOnes() < EltSize)
return false;
- } else if (isa<ConstantFPSDNode>(NotZero)) {
- if (cast<ConstantFPSDNode>(NotZero)->getValueAPF()
- .bitcastToAPInt().countTrailingOnes() < EltSize)
+ } else if (ConstantFPSDNode *CFPN = dyn_cast<ConstantFPSDNode>(NotZero)) {
+ if (CFPN->getValueAPF().bitcastToAPInt().countTrailingOnes() < EltSize)
return false;
} else
return false;
@@ -179,11 +177,11 @@
// Do not accept build_vectors that aren't all constants or which have non-0
// elements.
SDValue Zero = N->getOperand(i);
- if (isa<ConstantSDNode>(Zero)) {
- if (!cast<ConstantSDNode>(Zero)->isNullValue())
+ if (ConstantSDNode *CN = dyn_cast<ConstantSDNode>(Zero)) {
+ if (!CN->isNullValue())
return false;
- } else if (isa<ConstantFPSDNode>(Zero)) {
- if (!cast<ConstantFPSDNode>(Zero)->getValueAPF().isPosZero())
+ } else if (ConstantFPSDNode *CFPN = dyn_cast<ConstantFPSDNode>(Zero)) {
+ if (!CFPN->getValueAPF().isPosZero())
return false;
} else
return false;