diff options
Diffstat (limited to 'lib/CodeGen/SelectionDAG/DAGCombiner.cpp')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/DAGCombiner.cpp | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp index e9b30cb38b..ac70150f8e 100644 --- a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp +++ b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp @@ -1899,13 +1899,6 @@ SDOperand DAGCombiner::visitSIGN_EXTEND_INREG(SDNode *N) { // fold (sext_in_reg x) -> (zext_in_reg x) if the sign bit is zero if (TLI.MaskedValueIsZero(N0, 1ULL << (EVTBits-1))) return DAG.getZeroExtendInReg(N0, EVT); - // fold (sext_in_reg (srl x)) -> sra x - if (N0.getOpcode() == ISD::SRL && - N0.getOperand(1).getOpcode() == ISD::Constant && - cast<ConstantSDNode>(N0.getOperand(1))->getValue() == EVTBits) { - return DAG.getNode(ISD::SRA, N0.getValueType(), N0.getOperand(0), - N0.getOperand(1)); - } // fold (sext_inreg (extload x)) -> (sextload x) if (N0.getOpcode() == ISD::EXTLOAD && EVT == cast<VTSDNode>(N0.getOperand(3))->getVT() && |