Pass function attributes instead of boolean in isIntDivCheap().
llvm-svn: 245921
diff --git a/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp b/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
index ffffaf0..88ace8f 100644
--- a/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
@@ -2725,6 +2725,16 @@
return Mul;
}
+SDValue TargetLowering::BuildSDIVPow2(SDNode *N, const APInt &Divisor,
+ SelectionDAG &DAG,
+ std::vector<SDNode *> *Created) const {
+ AttributeSet Attr = DAG.getMachineFunction().getFunction()->getAttributes();
+ const TargetLowering &TLI = DAG.getTargetLoweringInfo();
+ if (TLI.isIntDivCheap(N->getValueType(0), Attr))
+ return SDValue(N,0); // Lower SDIV as SDIV
+ return SDValue();
+}
+
/// \brief Given an ISD::SDIV node expressing a divide by constant,
/// return a DAG expression to select that will generate the same value by
/// multiplying by a magic number.