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Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp')
-rw-r--r--llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index 307bfa502b7..4b9167723f4 100644
--- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -4789,7 +4789,7 @@ SDValue DAGCombiner::visitCTTZ(SDNode *N) {
EVT VT = N->getValueType(0);
// fold (cttz c1) -> c2
- if (isa<ConstantSDNode>(N0))
+ if (isConstantIntBuildVectorOrConstantInt(N0))
return DAG.getNode(ISD::CTTZ, SDLoc(N), VT, N0);
return SDValue();
}
@@ -4799,7 +4799,7 @@ SDValue DAGCombiner::visitCTTZ_ZERO_UNDEF(SDNode *N) {
EVT VT = N->getValueType(0);
// fold (cttz_zero_undef c1) -> c2
- if (isa<ConstantSDNode>(N0))
+ if (isConstantIntBuildVectorOrConstantInt(N0))
return DAG.getNode(ISD::CTTZ_ZERO_UNDEF, SDLoc(N), VT, N0);
return SDValue();
}
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