diff options
Diffstat (limited to 'lib/CodeGen/SelectionDAG/DAGCombiner.cpp')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/DAGCombiner.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp index 90cd1d3..78543a4 100644 --- a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp +++ b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp @@ -5768,7 +5768,8 @@ SDValue DAGCombiner::visitBITCAST(SDNode *N) { if (ISD::isNormalLoad(N0.getNode()) && N0.hasOneUse() && // Do not change the width of a volatile load. !cast<LoadSDNode>(N0)->isVolatile() && - (!LegalOperations || TLI.isOperationLegal(ISD::LOAD, VT))) { + (!LegalOperations || TLI.isOperationLegal(ISD::LOAD, VT)) && + TLI.isLoadBitCastBeneficial(N0.getValueType(), VT)) { LoadSDNode *LN0 = cast<LoadSDNode>(N0); unsigned Align = TLI.getDataLayout()-> getABITypeAlignment(VT.getTypeForEVT(*DAG.getContext())); |