diff options
Diffstat (limited to 'lib/CodeGen/SelectionDAG/TargetLowering.cpp')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/TargetLowering.cpp | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/CodeGen/SelectionDAG/TargetLowering.cpp b/lib/CodeGen/SelectionDAG/TargetLowering.cpp index ebc5067c70..7d524753cd 100644 --- a/lib/CodeGen/SelectionDAG/TargetLowering.cpp +++ b/lib/CodeGen/SelectionDAG/TargetLowering.cpp @@ -1651,19 +1651,21 @@ TargetLowering::SimplifySetCC(MVT VT, SDValue N0, SDValue N1, VT == N0.getValueType() && N0.getOpcode() == ISD::AND) if (ConstantSDNode *AndRHS = dyn_cast<ConstantSDNode>(N0.getOperand(1))) { + MVT ShiftTy = DCI.isBeforeLegalize() ? + getPointerTy() : getShiftAmountTy(); if (Cond == ISD::SETNE && C1 == 0) {// (X & 8) != 0 --> (X & 8) >> 3 // Perform the xform if the AND RHS is a single bit. if (isPowerOf2_64(AndRHS->getZExtValue())) { return DAG.getNode(ISD::SRL, VT, N0, - DAG.getConstant(Log2_64(AndRHS->getZExtValue()), - getShiftAmountTy())); + DAG.getConstant(Log2_64(AndRHS->getZExtValue()), + ShiftTy)); } } else if (Cond == ISD::SETEQ && C1 == AndRHS->getZExtValue()) { // (X & 8) == 8 --> (X & 8) >> 3 // Perform the xform if C1 is a single bit. if (C1.isPowerOf2()) { return DAG.getNode(ISD::SRL, VT, N0, - DAG.getConstant(C1.logBase2(), getShiftAmountTy())); + DAG.getConstant(C1.logBase2(), ShiftTy)); } } } |